US counties by median age on 1 July (US county estimates), 2024

Sumter County 68.3 years, the highest of 3144 counties, 2024

Autauga County: 39.4 yearsBaldwin County: 44.4 yearsBarbour County: 43.4 yearsBibb County: 40.8 yearsBlount County: 41 yearsBullock County: 42.5 yearsButler County: 44.2 yearsCalhoun County: 39.6 yearsChambers County: 43.6 yearsCherokee County: 48 yearsChilton County: 39.3 yearsChoctaw County: 48.5 yearsClarke County: 44 yearsClay County: 45.2 yearsCleburne County: 42.2 yearsCoffee County: 39.4 yearsColbert County: 42.1 yearsConecuh County: 47.6 yearsCoosa County: 50.1 yearsCovington County: 43.3 yearsCrenshaw County: 42.6 yearsCullman County: 41.1 yearsDale County: 38.5 yearsDallas County: 43.6 yearsDeKalb County: 39.6 yearsElmore County: 41.3 yearsEscambia County: 41.5 yearsEtowah County: 42.1 yearsFayette County: 43.9 yearsFranklin County: 38.1 yearsGeneva County: 43.1 yearsGreene County: 45 yearsHale County: 40.5 yearsHenry County: 45.8 yearsHouston County: 41 yearsJackson County: 43.7 yearsJefferson County: 38.3 yearsLamar County: 45 yearsLauderdale County: 40.4 yearsLawrence County: 42.9 yearsLee County: 33.6 yearsLimestone County: 39.8 yearsLowndes County: 45.8 yearsMacon County: 40.9 yearsMadison County: 38.1 yearsMarengo County: 43.7 yearsMarion County: 43.8 yearsMarshall County: 38.1 yearsMobile County: 38.8 yearsMonroe County: 44.5 yearsMontgomery County: 38.1 yearsMorgan County: 40.6 yearsPerry County: 43.1 yearsPickens County: 43.2 yearsPike County: 33.7 yearsRandolph County: 43.3 yearsRussell County: 37.5 yearsSt. Clair County: 41.1 yearsShelby County: 40.2 yearsSumter County: 38.3 yearsTalladega County: 43.2 yearsTallapoosa County: 47.2 yearsTuscaloosa County: 32.8 yearsWalker County: 42.1 yearsWashington County: 44.4 yearsWilcox County: 45.3 yearsWinston County: 45.6 yearsAleutians East Borough: 41.1 yearsAleutians West Census Area: 39.4 yearsAnchorage Municipality: 35.9 yearsBethel Census Area: 27.3 yearsBristol Bay Borough: 39.6 yearsChugach Census Area: 39.3 yearsCopper River Census Area: 45.3 yearsDenali Borough: 41.4 yearsDillingham Census Area: 33.3 yearsFairbanks North Star Borough: 33.1 yearsHaines Borough: 48.6 yearsHoonah-Angoon Census Area: 47.3 yearsJuneau City and Borough: 40 yearsKenai Peninsula Borough: 42.4 yearsKetchikan Gateway Borough: 41.4 yearsKodiak Island Borough: 36 yearsKusilvak Census Area: 23.5 yearsLake and Peninsula Borough: 34.9 yearsMatanuska-Susitna Borough: 37.2 yearsNome Census Area: 30.7 yearsNorth Slope Borough: 35.4 yearsNorthwest Arctic Borough: 28.1 yearsPetersburg Borough: 43.8 yearsPrince of Wales-Hyder Census Area: 42.4 yearsSitka City and Borough: 41.3 yearsSkagway Municipality: 43.7 yearsSoutheast Fairbanks Census Area: 37.4 yearsWrangell City and Borough: 49.8 yearsYakutat City and Borough: 46.8 yearsYukon-Koyukuk Census Area: 38.5 yearsApache County: 38.8 yearsCochise County: 45.1 yearsCoconino County: 33.5 yearsGila County: 52 yearsGraham County: 34.6 yearsGreenlee County: 35.3 yearsLa Paz County: 55.3 yearsMaricopa County: 37.6 yearsMohave County: 54.3 yearsNavajo County: 40.2 yearsPima County: 41.3 yearsPinal County: 39.7 yearsSanta Cruz County: 39.5 yearsYavapai County: 55.9 yearsYuma County: 36.6 yearsArkansas County: 43 yearsAshley County: 44.4 yearsBaxter County: 52.1 yearsBenton County: 35.8 yearsBoone County: 42.5 yearsBradley County: 40.8 yearsCalhoun County: 44.2 yearsCarroll County: 44.6 yearsChicot County: 45 yearsClark County: 34.3 yearsClay County: 43.4 yearsCleburne County: 50.4 yearsCleveland County: 44.9 yearsColumbia County: 36.6 yearsConway County: 41.9 yearsCraighead County: 34.1 yearsCrawford County: 39.6 yearsCrittenden County: 37.6 yearsCross County: 41.3 yearsDallas County: 45.6 yearsDesha County: 42.1 yearsDrew County: 38.2 yearsFaulkner County: 34.8 yearsFranklin County: 41.5 yearsFulton County: 46.6 yearsGarland County: 46.2 yearsGrant County: 41.3 yearsGreene County: 38.4 yearsHempstead County: 40.8 yearsHot Spring County: 42.5 yearsHoward County: 40.3 yearsIndependence County: 38.8 yearsIzard County: 47.5 yearsJackson County: 40.5 yearsJefferson County: 41 yearsJohnson County: 39.2 yearsLafayette County: 47 yearsLawrence County: 40.5 yearsLee County: 42.8 yearsLincoln County: 40.3 yearsLittle River County: 44.8 yearsLogan County: 43.4 yearsLonoke County: 38.2 yearsMadison County: 41.2 yearsMarion County: 52.7 yearsMiller County: 40 yearsMississippi County: 37.9 yearsMonroe County: 46.3 yearsMontgomery County: 50.7 yearsNevada County: 45.3 yearsNewton County: 51.8 yearsOuachita County: 43.7 yearsPerry County: 45.1 yearsPhillips County: 41.9 yearsPike County: 43.5 yearsPoinsett County: 40.1 yearsPolk County: 45.1 yearsPope County: 37.3 yearsPrairie County: 45.4 yearsPulaski County: 38.7 yearsRandolph County: 40 yearsSt. Francis County: 42.2 yearsSaline County: 40.4 yearsScott County: 41.9 yearsSearcy County: 49.2 yearsSebastian County: 38.1 yearsSevier County: 35.4 yearsSharp County: 48.3 yearsStone County: 49.2 yearsUnion County: 41.7 yearsVan Buren County: 50.5 yearsWashington County: 32.7 yearsWhite County: 38.8 yearsWoodruff County: 46.7 yearsYell County: 40 yearsAlameda County: 39.2 yearsAlpine County: 51.4 yearsAmador County: 50.6 yearsButte County: 37.7 yearsCalaveras County: 50.4 yearsColusa County: 36.2 yearsContra Costa County: 41 yearsDel Norte County: 41 yearsEl Dorado County: 46.4 yearsFresno County: 34 yearsGlenn County: 37.8 yearsHumboldt County: 40.6 yearsImperial County: 34.5 yearsInyo County: 44.8 yearsKern County: 33.4 yearsKings County: 33.4 yearsLake County: 44 yearsLassen County: 38.5 yearsLos Angeles County: 38.7 yearsMadera County: 34.9 yearsMarin County: 47.6 yearsMariposa County: 49.8 yearsMendocino County: 44.6 yearsMerced County: 32.5 yearsModoc County: 48.4 yearsMono County: 41.1 yearsMonterey County: 36.3 yearsNapa County: 44.2 yearsNevada County: 49.2 yearsOrange County: 40.1 yearsPlacer County: 42.6 yearsPlumas County: 53.1 yearsRiverside County: 37.5 yearsSacramento County: 37.8 yearsSan Benito County: 37.3 yearsSan Bernardino County: 35.6 yearsSan Diego County: 37.8 yearsSan Francisco County: 39.9 yearsSan Joaquin County: 36.1 yearsSan Luis Obispo County: 41.6 yearsSan Mateo County: 41.2 yearsSanta Barbara County: 35.8 yearsSanta Clara County: 38.2 yearsSanta Cruz County: 41.1 yearsShasta County: 42.3 yearsSierra County: 55.1 yearsSiskiyou County: 48.1 yearsSolano County: 39.8 yearsSonoma County: 43.8 yearsStanislaus County: 35.8 yearsSutter County: 37.3 yearsTehama County: 40.3 yearsTrinity County: 49.3 yearsTulare County: 33 yearsTuolumne County: 47.7 yearsVentura County: 40.6 yearsYolo County: 32.1 yearsYuba County: 34.9 yearsAdams County: 35 yearsAlamosa County: 34.3 yearsArapahoe County: 37.1 yearsArchuleta County: 51.9 yearsBaca County: 44 yearsBent County: 41.4 yearsBoulder County: 38.4 yearsBroomfield County: 38.4 yearsChaffee County: 47.9 yearsCheyenne County: 43.4 yearsClear Creek County: 49.4 yearsConejos County: 40.6 yearsCostilla County: 51 yearsCrowley County: 41.6 yearsCuster County: 57.3 yearsDelta County: 48.2 yearsDenver County: 34.6 yearsDolores County: 48.4 yearsDouglas County: 39.8 yearsEagle County: 40 yearsElbert County: 44.4 yearsEl Paso County: 35.5 yearsFremont County: 45.4 yearsGarfield County: 37.8 yearsGilpin County: 48.7 yearsGrand County: 44.7 yearsGunnison County: 38 yearsHinsdale County: 57.2 yearsHuerfano County: 56.6 yearsJackson County: 50.2 yearsJefferson County: 40.6 yearsKiowa County: 42.3 yearsKit Carson County: 40.8 yearsLake County: 36.7 yearsLa Plata County: 43.5 yearsLarimer County: 38.1 yearsLas Animas County: 47.7 yearsLincoln County: 40 yearsLogan County: 40.6 yearsMesa County: 41.8 yearsMineral County: 55.9 yearsMoffat County: 39.5 yearsMontezuma County: 44.8 yearsMontrose County: 45.7 yearsMorgan County: 36.1 yearsOtero County: 41.8 yearsOuray County: 55.4 yearsPark County: 49.8 yearsPhillips County: 40.3 yearsPitkin County: 43.9 yearsProwers County: 37.6 yearsPueblo County: 40.9 yearsRio Blanco County: 39.7 yearsRio Grande County: 44.5 yearsRoutt County: 42.9 yearsSaguache County: 48.6 yearsSan Juan County: 45.2 yearsSan Miguel County: 43 yearsSedgwick County: 49 yearsSummit County: 39 yearsTeller County: 52 yearsWashington County: 43 yearsWeld County: 35.1 yearsYuma County: 37.5 yearsCapitol Planning Region: 40.4 yearsGreater Bridgeport Planning Region: 39 yearsLower Connecticut River Valley Planning Region: 46.9 yearsNaugatuck Valley Planning Region: 42.1 yearsNortheastern Connecticut Planning Region: 44 yearsNorthwest Hills Planning Region: 48.1 yearsSouth Central Connecticut Planning Region: 40.1 yearsSoutheastern Connecticut Planning Region: 41.4 yearsWestern Connecticut Planning Region: 41.1 yearsKent County: 38.9 yearsNew Castle County: 39.5 yearsSussex County: 52.8 yearsDistrict of Columbia: 34.7 yearsAlachua County: 33.2 yearsBaker County: 38.1 yearsBay County: 40.8 yearsBradford County: 41.3 yearsBrevard County: 47.2 yearsBroward County: 41.9 yearsCalhoun County: 42.9 yearsCharlotte County: 60.3 yearsCitrus County: 57.8 yearsClay County: 40.5 yearsCollier County: 53.4 yearsColumbia County: 42.7 yearsDeSoto County: 42.7 yearsDixie County: 47.3 yearsDuval County: 37.8 yearsEscambia County: 39.1 yearsFlagler County: 54.1 yearsFranklin County: 53 yearsGadsden County: 43.7 yearsGilchrist County: 42.7 yearsGlades County: 46 yearsGulf County: 49.1 yearsHamilton County: 43.1 yearsHardee County: 36.9 yearsHendry County: 34.4 yearsHernando County: 47.5 yearsHighlands County: 54.3 yearsHillsborough County: 37.8 yearsHolmes County: 42.9 yearsIndian River County: 56.1 yearsJackson County: 41.9 yearsJefferson County: 49.3 yearsLafayette County: 43.2 yearsLake County: 47 yearsLee County: 48.4 yearsLeon County: 33.3 yearsLevy County: 47.5 yearsLiberty County: 39.6 yearsMadison County: 45.4 yearsManatee County: 49.4 yearsMarion County: 48.9 yearsMartin County: 53.5 yearsMiami-Dade County: 40.9 yearsMonroe County: 50.1 yearsNassau County: 47.4 yearsOkaloosa County: 38.3 yearsOkeechobee County: 41 yearsOrange County: 36.8 yearsOsceola County: 37.5 yearsPalm Beach County: 45 yearsPasco County: 43.4 yearsPinellas County: 49.8 yearsPolk County: 39.5 yearsPutnam County: 46.1 yearsSt. Johns County: 44.2 yearsSt. Lucie County: 44.8 yearsSanta Rosa County: 40.8 yearsSarasota County: 57.8 yearsSeminole County: 39.9 yearsSumter County: 68.3 yearsSuwannee County: 44.2 yearsTaylor County: 43.5 yearsUnion County: 41.2 yearsVolusia County: 47.2 yearsWakulla County: 42.6 yearsWalton County: 43.6 yearsWashington County: 43 yearsAppling County: 40.1 yearsAtkinson County: 36.8 yearsBacon County: 38.6 yearsBaker County: 47 yearsBaldwin County: 37.6 yearsBanks County: 39.5 yearsBarrow County: 36.4 yearsBartow County: 38.6 yearsBen Hill County: 41.4 yearsBerrien County: 39.4 yearsBibb County: 37.9 yearsBleckley County: 39.4 yearsBrantley County: 40 yearsBrooks County: 45.2 yearsBryan County: 36.3 yearsBulloch County: 30.1 yearsBurke County: 42.9 yearsButts County: 39.3 yearsCalhoun County: 41.9 yearsCamden County: 35.5 yearsCandler County: 39.1 yearsCarroll County: 36 yearsCatoosa County: 42 yearsCharlton County: 40.8 yearsChatham County: 37.5 yearsChattahoochee County: 24.2 yearsChattooga County: 40.4 yearsCherokee County: 40.3 yearsClarke County: 29.2 yearsClay County: 48.2 yearsClayton County: 35.7 yearsClinch County: 39.9 yearsCobb County: 37.7 yearsCoffee County: 36.5 yearsColquitt County: 37.7 yearsColumbia County: 37.9 yearsCook County: 38.2 yearsCoweta County: 40 yearsCrawford County: 45.3 yearsCrisp County: 41.9 yearsDade County: 42.7 yearsDawson County: 40.6 yearsDecatur County: 40.4 yearsDeKalb County: 36.9 yearsDodge County: 42.9 yearsDooly County: 44.4 yearsDougherty County: 37.2 yearsDouglas County: 37.2 yearsEarly County: 43.6 yearsEchols County: 38.8 yearsEffingham County: 37.2 yearsElbert County: 43.1 yearsEmanuel County: 39.1 yearsEvans County: 39.3 yearsFannin County: 54 yearsFayette County: 44.2 yearsFloyd County: 38.2 yearsForsyth County: 39.9 yearsFranklin County: 39.1 yearsFulton County: 36.5 yearsGilmer County: 50.4 yearsGlascock County: 43.4 yearsGlynn County: 44.2 yearsGordon County: 39 yearsGrady County: 41.5 yearsGreene County: 54.4 yearsGwinnett County: 36.5 yearsHabersham County: 39.8 yearsHall County: 37.7 yearsHancock County: 48.4 yearsHaralson County: 39 yearsHarris County: 44.1 yearsHart County: 45.5 yearsHeard County: 40.4 yearsHenry County: 37.4 yearsHouston County: 37.2 yearsIrwin County: 41.7 yearsJackson County: 37.8 yearsJasper County: 40.7 yearsJeff Davis County: 37.2 yearsJefferson County: 43.1 yearsJenkins County: 42.7 yearsJohnson County: 44.3 yearsJones County: 41.7 yearsLamar County: 39.1 yearsLanier County: 36.6 yearsLaurens County: 40.3 yearsLee County: 39.3 yearsLiberty County: 28.9 yearsLincoln County: 49.2 yearsLong County: 31.4 yearsLowndes County: 33.3 yearsLumpkin County: 37 yearsMcDuffie County: 42.6 yearsMcIntosh County: 50.6 yearsMacon County: 41.1 yearsMadison County: 39.9 yearsMarion County: 43.9 yearsMeriwether County: 45.5 yearsMiller County: 45.6 yearsMitchell County: 42.8 yearsMonroe County: 42.8 yearsMontgomery County: 39.9 yearsMorgan County: 43.2 yearsMurray County: 38.6 yearsMuscogee County: 36.7 yearsNewton County: 37.5 yearsOconee County: 41.3 yearsOglethorpe County: 42.6 yearsPaulding County: 37 yearsPeach County: 38 yearsPickens County: 48.1 yearsPierce County: 40.2 yearsPike County: 40 yearsPolk County: 38 yearsPulaski County: 42 yearsPutnam County: 48.8 yearsQuitman County: 55.5 yearsRabun County: 50.8 yearsRandolph County: 43.3 yearsRichmond County: 35.6 yearsRockdale County: 39.7 yearsSchley County: 40 yearsScreven County: 42.8 yearsSeminole County: 46.5 yearsSpalding County: 40.5 yearsStephens County: 42.9 yearsStewart County: 42.3 yearsSumter County: 39 yearsTalbot County: 51.3 yearsTaliaferro County: 48.9 yearsTattnall County: 37.4 yearsTaylor County: 45.4 yearsTelfair County: 40.4 yearsTerrell County: 44.7 yearsThomas County: 40.9 yearsTift County: 37.3 yearsToombs County: 37.7 yearsTowns County: 59.4 yearsTreutlen County: 41.1 yearsTroup County: 37.8 yearsTurner County: 40.4 yearsTwiggs County: 50.3 yearsUnion County: 56.8 yearsUpson County: 42.1 yearsWalker County: 41.6 yearsWalton County: 39.5 yearsWare County: 38.7 yearsWarren County: 46 yearsWashington County: 42.4 yearsWayne County: 38.9 yearsWebster County: 50.1 yearsWheeler County: 40 yearsWhite County: 45.4 yearsWhitfield County: 36.2 yearsWilcox County: 42.8 yearsWilkes County: 48.1 yearsWilkinson County: 44.4 yearsWorth County: 43.2 yearsHawaii County: 44.7 yearsHonolulu County: 40.7 yearsKalawao County: 64.8 yearsKauai County: 44.2 yearsMaui County: 43.7 yearsAda County: 38.9 yearsAdams County: 53 yearsBannock County: 35.4 yearsBear Lake County: 41.4 yearsBenewah County: 45.7 yearsBingham County: 35.5 yearsBlaine County: 46.1 yearsBoise County: 53.6 yearsBonner County: 48.1 yearsBonneville County: 34.1 yearsBoundary County: 45 yearsButte County: 45 yearsCamas County: 50 yearsCanyon County: 35 yearsCaribou County: 38 yearsCassia County: 33.1 yearsClark County: 39.7 yearsClearwater County: 51.8 yearsCuster County: 52.3 yearsElmore County: 34.1 yearsFranklin County: 34.4 yearsFremont County: 38 yearsGem County: 44.9 yearsGooding County: 37.8 yearsIdaho County: 50.5 yearsJefferson County: 33.5 yearsJerome County: 34.1 yearsKootenai County: 41.7 yearsLatah County: 31.3 yearsLemhi County: 52.4 yearsLewis County: 47.3 yearsLincoln County: 35.2 yearsMadison County: 22.5 yearsMinidoka County: 35.4 yearsNez Perce County: 42.1 yearsOneida County: 39.3 yearsOwyhee County: 39.1 yearsPayette County: 39.8 yearsPower County: 35.1 yearsShoshone County: 46 yearsTeton County: 40.3 yearsTwin Falls County: 36.8 yearsValley County: 49.7 yearsWashington County: 45.8 yearsAdams County: 42 yearsAlexander County: 49.8 yearsBond County: 41.3 yearsBoone County: 40.5 yearsBrown County: 40.3 yearsBureau County: 45.2 yearsCalhoun County: 49.2 yearsCarroll County: 46.8 yearsCass County: 39.7 yearsChampaign County: 30.9 yearsChristian County: 43.9 yearsClark County: 43.8 yearsClay County: 43.3 yearsClinton County: 41.8 yearsColes County: 38.2 yearsCook County: 38.2 yearsCrawford County: 42.9 yearsCumberland County: 43.4 yearsDeKalb County: 34 yearsDe Witt County: 43.6 yearsDouglas County: 38.9 yearsDuPage County: 40.8 yearsEdgar County: 45.6 yearsEdwards County: 44.9 yearsEffingham County: 41.1 yearsFayette County: 41.4 yearsFord County: 42.1 yearsFranklin County: 43.9 yearsFulton County: 44.5 yearsGallatin County: 48 yearsGreene County: 44.3 yearsGrundy County: 39.4 yearsHamilton County: 42.8 yearsHancock County: 46.3 yearsHardin County: 50.6 yearsHenderson County: 50.9 yearsHenry County: 43.9 yearsIroquois County: 44.6 yearsJackson County: 32.8 yearsJasper County: 44.3 yearsJefferson County: 42.6 yearsJersey County: 44.8 yearsJo Daviess County: 51.3 yearsJohnson County: 43.3 yearsKane County: 39.2 yearsKankakee County: 40.1 yearsKendall County: 36.5 yearsKnox County: 43.2 yearsLake County: 39.9 yearsLaSalle County: 43 yearsLawrence County: 42.8 yearsLee County: 44.2 yearsLivingston County: 42.2 yearsLogan County: 41.9 yearsMcDonough County: 36.6 yearsMcHenry County: 41.4 yearsMcLean County: 35.2 yearsMacon County: 41.8 yearsMacoupin County: 44.9 yearsMadison County: 40.9 yearsMarion County: 42.9 yearsMarshall County: 46 yearsMason County: 46.5 yearsMassac County: 45.3 yearsMenard County: 44.4 yearsMercer County: 44.9 yearsMonroe County: 43.9 yearsMontgomery County: 43.7 yearsMorgan County: 42 yearsMoultrie County: 41.5 yearsOgle County: 42.4 yearsPeoria County: 38.7 yearsPerry County: 42.3 yearsPiatt County: 43.7 yearsPike County: 42.1 yearsPope County: 54.2 yearsPulaski County: 44.8 yearsPutnam County: 46.6 yearsRandolph County: 43.2 yearsRichland County: 43.4 yearsRock Island County: 40.7 yearsSt. Clair County: 40.2 yearsSaline County: 43.8 yearsSangamon County: 41.8 yearsSchuyler County: 49.4 yearsScott County: 46.3 yearsShelby County: 45.7 yearsStark County: 44.1 yearsStephenson County: 45.3 yearsTazewell County: 42.4 yearsUnion County: 44.9 yearsVermilion County: 41.5 yearsWabash County: 43.2 yearsWarren County: 41.4 yearsWashington County: 44.8 yearsWayne County: 42.8 yearsWhite County: 44.3 yearsWhiteside County: 43.6 yearsWill County: 39.7 yearsWilliamson County: 43 yearsWinnebago County: 40 yearsWoodford County: 42 yearsAdams County: 34 yearsAllen County: 36.4 yearsBartholomew County: 38.1 yearsBenton County: 39.8 yearsBlackford County: 43.9 yearsBoone County: 39.1 yearsBrown County: 52.1 yearsCarroll County: 43.2 yearsCass County: 40 yearsClark County: 39.5 yearsClay County: 42.4 yearsClinton County: 38 yearsCrawford County: 45.7 yearsDaviess County: 34.9 yearsDearborn County: 43.1 yearsDecatur County: 40.9 yearsDeKalb County: 39.8 yearsDelaware County: 35.8 yearsDubois County: 41.4 yearsElkhart County: 36.3 yearsFayette County: 43.3 yearsFloyd County: 40.6 yearsFountain County: 42.6 yearsFranklin County: 43.6 yearsFulton County: 43.2 yearsGibson County: 40.8 yearsGrant County: 39.7 yearsGreene County: 43.1 yearsHamilton County: 39.1 yearsHancock County: 40.2 yearsHarrison County: 43.1 yearsHendricks County: 39.1 yearsHenry County: 43.2 yearsHoward County: 41 yearsHuntington County: 41.3 yearsJackson County: 38.7 yearsJasper County: 41.7 yearsJay County: 39.4 yearsJefferson County: 41.5 yearsJennings County: 40.3 yearsJohnson County: 38.1 yearsKnox County: 40 yearsKosciusko County: 39.8 yearsLaGrange County: 31.7 yearsLake County: 40.3 yearsLaPorte County: 41.9 yearsLawrence County: 43.5 yearsMadison County: 41 yearsMarion County: 34.8 yearsMarshall County: 40.4 yearsMartin County: 43.1 yearsMiami County: 41 yearsMonroe County: 30.4 yearsMontgomery County: 40.1 yearsMorgan County: 43 yearsNewton County: 43.7 yearsNoble County: 39.1 yearsOhio County: 47.3 yearsOrange County: 42.9 yearsOwen County: 45.2 yearsParke County: 40.7 yearsPerry County: 42.5 yearsPike County: 43.1 yearsPorter County: 41.8 yearsPosey County: 44 yearsPulaski County: 43.9 yearsPutnam County: 39.8 yearsRandolph County: 43.2 yearsRipley County: 42 yearsRush County: 41.7 yearsSt. Joseph County: 37 yearsScott County: 40.8 yearsShelby County: 41.9 yearsSpencer County: 43.9 yearsStarke County: 43.7 yearsSteuben County: 43.8 yearsSullivan County: 42.3 yearsSwitzerland County: 41.8 yearsTippecanoe County: 29.7 yearsTipton County: 44.4 yearsUnion County: 43.9 yearsVanderburgh County: 38.6 yearsVermillion County: 43.8 yearsVigo County: 37.2 yearsWabash County: 44.1 yearsWarren County: 44.7 yearsWarrick County: 41.9 yearsWashington County: 42.3 yearsWayne County: 41.1 yearsWells County: 40.5 yearsWhite County: 43.2 yearsWhitley County: 41.8 yearsAdair County: 43.3 yearsAdams County: 46.2 yearsAllamakee County: 43.2 yearsAppanoose County: 45.3 yearsAudubon County: 45.8 yearsBenton County: 42.7 yearsBlack Hawk County: 36.6 yearsBoone County: 42.7 yearsBremer County: 40.2 yearsBuchanan County: 40.6 yearsBuena Vista County: 36.3 yearsButler County: 45.6 yearsCalhoun County: 44 yearsCarroll County: 42.2 yearsCass County: 44.6 yearsCedar County: 44.2 yearsCerro Gordo County: 45.2 yearsCherokee County: 44.4 yearsChickasaw County: 43.6 yearsClarke County: 40.4 yearsClay County: 43 yearsClayton County: 46.2 yearsClinton County: 42.8 yearsCrawford County: 37.8 yearsDallas County: 36.5 yearsDavis County: 36.2 yearsDecatur County: 37.6 yearsDelaware County: 43.8 yearsDes Moines County: 43.1 yearsDickinson County: 49.6 yearsDubuque County: 39.8 yearsEmmet County: 43.2 yearsFayette County: 44.2 yearsFloyd County: 43.1 yearsFranklin County: 42 yearsFremont County: 45.9 yearsGreene County: 45.1 yearsGrundy County: 42.4 yearsGuthrie County: 46.7 yearsHamilton County: 42 yearsHancock County: 44.7 yearsHardin County: 44 yearsHarrison County: 43.4 yearsHenry County: 42.6 yearsHoward County: 42.1 yearsHumboldt County: 42.1 yearsIda County: 43.2 yearsIowa County: 43.4 yearsJackson County: 45.2 yearsJasper County: 42.1 yearsJefferson County: 45.9 yearsJohnson County: 32.2 yearsJones County: 43.9 yearsKeokuk County: 43.6 yearsKossuth County: 45 yearsLee County: 43.9 yearsLinn County: 39.2 yearsLouisa County: 43.5 yearsLucas County: 42.7 yearsLyon County: 37.2 yearsMadison County: 42.2 yearsMahaska County: 40 yearsMarion County: 41.1 yearsMarshall County: 38.7 yearsMills County: 42.9 yearsMitchell County: 43.3 yearsMonona County: 45.2 yearsMonroe County: 43.2 yearsMontgomery County: 44.1 yearsMuscatine County: 41.1 yearsO'Brien County: 40 yearsOsceola County: 43.7 yearsPage County: 43.9 yearsPalo Alto County: 42.8 yearsPlymouth County: 41.3 yearsPocahontas County: 44.5 yearsPolk County: 36.6 yearsPottawattamie County: 41 yearsPoweshiek County: 41.4 yearsRinggold County: 45.4 yearsSac County: 45.4 yearsScott County: 39.9 yearsShelby County: 44.6 yearsSioux County: 33.6 yearsStory County: 26.6 yearsTama County: 42.1 yearsTaylor County: 43.1 yearsUnion County: 41.4 yearsVan Buren County: 43.8 yearsWapello County: 39.3 yearsWarren County: 39 yearsWashington County: 41.1 yearsWayne County: 39.5 yearsWebster County: 39.7 yearsWinnebago County: 43 yearsWinneshiek County: 44.1 yearsWoodbury County: 36.1 yearsWorth County: 44 yearsWright County: 39.7 yearsAllen County: 41.6 yearsAnderson County: 41.4 yearsAtchison County: 37.5 yearsBarber County: 45.7 yearsBarton County: 40.7 yearsBourbon County: 38.8 yearsBrown County: 42.6 yearsButler County: 38.9 yearsChase County: 43.9 yearsChautauqua County: 44.2 yearsCherokee County: 42.2 yearsCheyenne County: 44.9 yearsClark County: 44 yearsClay County: 44.7 yearsCloud County: 41.1 yearsCoffey County: 44.3 yearsComanche County: 44.6 yearsCowley County: 39.3 yearsCrawford County: 34.3 yearsDecatur County: 49.1 yearsDickinson County: 42.6 yearsDoniphan County: 40.9 yearsDouglas County: 32.7 yearsEdwards County: 43.1 yearsElk County: 50.6 yearsEllis County: 34.9 yearsEllsworth County: 44 yearsFinney County: 32.7 yearsFord County: 31.8 yearsFranklin County: 40.5 yearsGeary County: 28.2 yearsGove County: 41.5 yearsGraham County: 48.9 yearsGrant County: 34.2 yearsGray County: 36.4 yearsGreeley County: 40.1 yearsGreenwood County: 47.5 yearsHamilton County: 33.1 yearsHarper County: 42.3 yearsHarvey County: 41.4 yearsHaskell County: 35.1 yearsHodgeman County: 43.3 yearsJackson County: 40.9 yearsJefferson County: 44.4 yearsJewell County: 50.4 yearsJohnson County: 39.3 yearsKearny County: 36 yearsKingman County: 43.4 yearsKiowa County: 39.7 yearsLabette County: 40.6 yearsLane County: 45.4 yearsLeavenworth County: 39.1 yearsLincoln County: 46.4 yearsLinn County: 45.7 yearsLogan County: 39.3 yearsLyon County: 35 yearsMcPherson County: 40.4 yearsMarion County: 44.3 yearsMarshall County: 43.9 yearsMeade County: 38.7 yearsMiami County: 41.6 yearsMitchell County: 44.1 yearsMontgomery County: 41.8 yearsMorris County: 46.9 yearsMorton County: 44.7 yearsNemaha County: 40.4 yearsNeosho County: 40.4 yearsNess County: 48.5 yearsNorton County: 41.3 yearsOsage County: 44.1 yearsOsborne County: 48.1 yearsOttawa County: 43.3 yearsPawnee County: 43.4 yearsPhillips County: 45.4 yearsPottawatomie County: 36.8 yearsPratt County: 40.2 yearsRawlins County: 45.2 yearsReno County: 41.4 yearsRepublic County: 46.1 yearsRice County: 40 yearsRiley County: 25.3 yearsRooks County: 45.3 yearsRush County: 48.9 yearsRussell County: 44.5 yearsSaline County: 40.5 yearsScott County: 39.4 yearsSedgwick County: 36.7 yearsSeward County: 30.8 yearsShawnee County: 40.6 yearsSheridan County: 42 yearsSherman County: 38.8 yearsSmith County: 49.2 yearsStafford County: 43.5 yearsStanton County: 37.4 yearsStevens County: 37.1 yearsSumner County: 42.1 yearsThomas County: 37.2 yearsTrego County: 48.5 yearsWabaunsee County: 42.9 yearsWallace County: 40.5 yearsWashington County: 42.8 yearsWichita County: 40.5 yearsWilson County: 44.2 yearsWoodson County: 46 yearsWyandotte County: 34.5 yearsAdair County: 40.6 yearsAllen County: 40.8 yearsAnderson County: 41.7 yearsBallard County: 45.3 yearsBarren County: 40.8 yearsBath County: 39.3 yearsBell County: 41.2 yearsBoone County: 38.2 yearsBourbon County: 42.3 yearsBoyd County: 42.7 yearsBoyle County: 40.4 yearsBracken County: 42.3 yearsBreathitt County: 43.4 yearsBreckinridge County: 43.2 yearsBullitt County: 41.6 yearsButler County: 41.2 yearsCaldwell County: 43.7 yearsCalloway County: 35.9 yearsCampbell County: 39.4 yearsCarlisle County: 42.1 yearsCarroll County: 38.2 yearsCarter County: 42.7 yearsCasey County: 41.7 yearsChristian County: 29.8 yearsClark County: 41.1 yearsClay County: 40.7 yearsClinton County: 43.1 yearsCrittenden County: 43.7 yearsCumberland County: 45.3 yearsDaviess County: 39 yearsEdmonson County: 43.9 yearsElliott County: 43.4 yearsEstill County: 44.3 yearsFayette County: 35.9 yearsFleming County: 40.7 yearsFloyd County: 42.8 yearsFranklin County: 41.1 yearsFulton County: 42.7 yearsGallatin County: 39.4 yearsGarrard County: 42.9 yearsGrant County: 37.7 yearsGraves County: 40.4 yearsGrayson County: 41.3 yearsGreen County: 44.3 yearsGreenup County: 44.1 yearsHancock County: 42.5 yearsHardin County: 38.3 yearsHarlan County: 42 yearsHarrison County: 42 yearsHart County: 40.1 yearsHenderson County: 41.6 yearsHenry County: 42.2 yearsHickman County: 47.2 yearsHopkins County: 41.7 yearsJackson County: 41.7 yearsJefferson County: 38.7 yearsJessamine County: 38.1 yearsJohnson County: 43.2 yearsKenton County: 38 yearsKnott County: 43.3 yearsKnox County: 40.2 yearsLarue County: 42 yearsLaurel County: 40.8 yearsLawrence County: 42.8 yearsLee County: 42.7 yearsLeslie County: 44.2 yearsLetcher County: 43.9 yearsLewis County: 42.5 yearsLincoln County: 41.5 yearsLivingston County: 47.3 yearsLogan County: 40.2 yearsLyon County: 48.5 yearsMcCracken County: 42.4 yearsMcCreary County: 39.7 yearsMcLean County: 43.2 yearsMadison County: 35.2 yearsMagoffin County: 43.8 yearsMarion County: 41 yearsMarshall County: 46.4 yearsMartin County: 40.5 yearsMason County: 42.4 yearsMeade County: 39.8 yearsMenifee County: 43.9 yearsMercer County: 43.1 yearsMetcalfe County: 42.6 yearsMonroe County: 41.9 yearsMontgomery County: 39.8 yearsMorgan County: 41.1 yearsMuhlenberg County: 42.2 yearsNelson County: 40.8 yearsNicholas County: 40.6 yearsOhio County: 41.2 yearsOldham County: 40.9 yearsOwen County: 43.1 yearsOwsley County: 43.7 yearsPendleton County: 42.2 yearsPerry County: 42.2 yearsPike County: 44.4 yearsPowell County: 40.8 yearsPulaski County: 42.9 yearsRobertson County: 45.8 yearsRockcastle County: 43.3 yearsRowan County: 33.4 yearsRussell County: 42.8 yearsScott County: 36.5 yearsShelby County: 40.4 yearsSimpson County: 39.6 yearsSpencer County: 42.6 yearsTaylor County: 38.2 yearsTodd County: 36.4 yearsTrigg County: 46 yearsTrimble County: 43.9 yearsUnion County: 41.7 yearsWarren County: 33.9 yearsWashington County: 41.8 yearsWayne County: 44.2 yearsWebster County: 40.5 yearsWhitley County: 37.1 yearsWolfe County: 42.2 yearsWoodford County: 43.5 yearsAcadia Parish: 38.7 yearsAllen Parish: 39.6 yearsAscension Parish: 37.3 yearsAssumption Parish: 44.5 yearsAvoyelles Parish: 40.7 yearsBeauregard Parish: 38.5 yearsBienville Parish: 43.9 yearsBossier Parish: 37 yearsCaddo Parish: 40.4 yearsCalcasieu Parish: 38.3 yearsCaldwell Parish: 40.5 yearsCameron Parish: 42.3 yearsCatahoula Parish: 42 yearsClaiborne Parish: 45.1 yearsConcordia Parish: 39.6 yearsDe Soto Parish: 41.3 yearsEast Baton Rouge Parish: 35.5 yearsEast Carroll Parish: 36.7 yearsEast Feliciana Parish: 46.1 yearsEvangeline Parish: 38.7 yearsFranklin Parish: 40.8 yearsGrant Parish: 39.4 yearsIberia Parish: 40 yearsIberville Parish: 41.3 yearsJackson Parish: 41.3 yearsJefferson Parish: 40.2 yearsJefferson Davis Parish: 39.3 yearsLafayette Parish: 36.9 yearsLafourche Parish: 39.6 yearsLaSalle Parish: 36.7 yearsLincoln Parish: 29 yearsLivingston Parish: 36.6 yearsMadison Parish: 39.4 yearsMorehouse Parish: 43.4 yearsNatchitoches Parish: 36.9 yearsOrleans Parish: 38.7 yearsOuachita Parish: 37.1 yearsPlaquemines Parish: 38.4 yearsPointe Coupee Parish: 43.9 yearsRapides Parish: 39.5 yearsRed River Parish: 40.7 yearsRichland Parish: 40.3 yearsSabine Parish: 43.6 yearsSt. Bernard Parish: 36.2 yearsSt. Charles Parish: 40.2 yearsSt. Helena Parish: 43.3 yearsSt. James Parish: 42.4 yearsSt. John the Baptist Parish: 40.5 yearsSt. Landry Parish: 39.3 yearsSt. Martin Parish: 40.9 yearsSt. Mary Parish: 40.9 yearsSt. Tammany Parish: 41.6 yearsTangipahoa Parish: 36.6 yearsTensas Parish: 48.2 yearsTerrebonne Parish: 39.3 yearsUnion Parish: 45 yearsVermilion Parish: 39.2 yearsVernon Parish: 33.5 yearsWashington Parish: 41.3 yearsWebster Parish: 43.4 yearsWest Baton Rouge Parish: 38.4 yearsWest Carroll Parish: 44.5 yearsWest Feliciana Parish: 45.6 yearsWinn Parish: 38.3 yearsAndroscoggin County: 40.4 yearsAroostook County: 48.4 yearsCumberland County: 42.6 yearsFranklin County: 46.9 yearsHancock County: 49.7 yearsKennebec County: 43.8 yearsKnox County: 50.4 yearsLincoln County: 52.8 yearsOxford County: 47.3 yearsPenobscot County: 42.1 yearsPiscataquis County: 51.2 yearsSagadahoc County: 47.7 yearsSomerset County: 46.7 yearsWaldo County: 48.1 yearsWashington County: 49.3 yearsYork County: 45.8 yearsAllegany County: 42.9 yearsAnne Arundel County: 39.2 yearsBaltimore County: 39.8 yearsCalvert County: 41 yearsCaroline County: 39.6 yearsCarroll County: 41.8 yearsCecil County: 40.6 yearsCharles County: 39.4 yearsDorchester County: 44.6 yearsFrederick County: 39.2 yearsGarrett County: 47.8 yearsHarford County: 41.3 yearsHoward County: 40.2 yearsKent County: 49.2 yearsMontgomery County: 40.6 yearsPrince George's County: 38.1 yearsQueen Anne's County: 44.7 yearsSt. Mary's County: 37.5 yearsSomerset County: 38.5 yearsTalbot County: 50.6 yearsWashington County: 40.7 yearsWicomico County: 37.6 yearsWorcester County: 51 yearsBaltimore city: 36.3 yearsBarnstable County: 56.6 yearsBerkshire County: 47.6 yearsBristol County: 41.5 yearsDukes County: 50.7 yearsEssex County: 41.3 yearsFranklin County: 47.6 yearsHampden County: 40.3 yearsHampshire County: 38.1 yearsMiddlesex County: 38.9 yearsNantucket County: 42.5 yearsNorfolk County: 41.4 yearsPlymouth County: 43.5 yearsSuffolk County: 33.3 yearsWorcester County: 40.4 yearsAlcona County: 58.9 yearsAlger County: 49.4 yearsAllegan County: 41.4 yearsAlpena County: 47.4 yearsAntrim County: 52.4 yearsArenac County: 50.7 yearsBaraga County: 45.9 yearsBarry County: 43 yearsBay County: 44.6 yearsBenzie County: 52 yearsBerrien County: 43.7 yearsBranch County: 40.8 yearsCalhoun County: 40.6 yearsCass County: 45.3 yearsCharlevoix County: 51 yearsCheboygan County: 51.6 yearsChippewa County: 41.9 yearsClare County: 48.8 yearsClinton County: 41.5 yearsCrawford County: 50.6 yearsDelta County: 47.8 yearsDickinson County: 46.5 yearsEaton County: 41.8 yearsEmmet County: 48.1 yearsGenesee County: 41.2 yearsGladwin County: 51 yearsGogebic County: 51.6 yearsGrand Traverse County: 44.3 yearsGratiot County: 42.3 yearsHillsdale County: 42.5 yearsHoughton County: 32.8 yearsHuron County: 50.1 yearsIngham County: 33.5 yearsIonia County: 40.1 yearsIosco County: 53.8 yearsIron County: 53.5 yearsIsabella County: 30.4 yearsJackson County: 41.8 yearsKalamazoo County: 36.4 yearsKalkaska County: 45.6 yearsKent County: 36.3 yearsKeweenaw County: 57.5 yearsLake County: 52.3 yearsLapeer County: 44.8 yearsLeelanau County: 56.3 yearsLenawee County: 43 yearsLivingston County: 44.4 yearsLuce County: 45.8 yearsMackinac County: 53.4 yearsMacomb County: 41.6 yearsManistee County: 50.7 yearsMarquette County: 39.9 yearsMason County: 48.1 yearsMecosta County: 39.7 yearsMenominee County: 49.9 yearsMidland County: 42.4 yearsMissaukee County: 44.3 yearsMonroe County: 43 yearsMontcalm County: 41.2 yearsMontmorency County: 56.8 yearsMuskegon County: 40.8 yearsNewaygo County: 43.3 yearsOakland County: 41.5 yearsOceana County: 44.9 yearsOgemaw County: 51.2 yearsOntonagon County: 59.8 yearsOsceola County: 43.4 yearsOscoda County: 53.3 yearsOtsego County: 44.6 yearsOttawa County: 37.2 yearsPresque Isle County: 56.1 yearsRoscommon County: 57.7 yearsSaginaw County: 42.1 yearsSt. Clair County: 44.7 yearsSt. Joseph County: 40.2 yearsSanilac County: 45.8 yearsSchoolcraft County: 53.7 yearsShiawassee County: 43.4 yearsTuscola County: 44.8 yearsVan Buren County: 42.4 yearsWashtenaw County: 36 yearsWayne County: 38.1 yearsWexford County: 42.4 yearsAitkin County: 57.3 yearsAnoka County: 39.1 yearsBecker County: 44.3 yearsBeltrami County: 36.6 yearsBenton County: 38.1 yearsBig Stone County: 45.9 yearsBlue Earth County: 32.2 yearsBrown County: 43.1 yearsCarlton County: 42.1 yearsCarver County: 40 yearsCass County: 50.6 yearsChippewa County: 40.9 yearsChisago County: 41.4 yearsClay County: 34.2 yearsClearwater County: 41.9 yearsCook County: 54.3 yearsCottonwood County: 41.3 yearsCrow Wing County: 46 yearsDakota County: 39.4 yearsDodge County: 39 yearsDouglas County: 44.7 yearsFaribault County: 44.2 yearsFillmore County: 43.4 yearsFreeborn County: 44 yearsGoodhue County: 43 yearsGrant County: 42.8 yearsHennepin County: 37.6 yearsHouston County: 45.4 yearsHubbard County: 48.4 yearsIsanti County: 40.2 yearsItasca County: 46.8 yearsJackson County: 44.1 yearsKanabec County: 44.4 yearsKandiyohi County: 39.3 yearsKittson County: 47.5 yearsKoochiching County: 50.7 yearsLac qui Parle County: 45.6 yearsLake County: 50.7 yearsLake of the Woods County: 51 yearsLe Sueur County: 42.2 yearsLincoln County: 46.2 yearsLyon County: 37.2 yearsMcLeod County: 42.2 yearsMahnomen County: 37.4 yearsMarshall County: 43.8 yearsMartin County: 44.3 yearsMeeker County: 43 yearsMille Lacs County: 41.6 yearsMorrison County: 43.2 yearsMower County: 38.2 yearsMurray County: 47 yearsNicollet County: 38.7 yearsNobles County: 34.5 yearsNorman County: 44.8 yearsOlmsted County: 38.3 yearsOtter Tail County: 46.3 yearsPennington County: 40.8 yearsPine County: 45.5 yearsPipestone County: 41 yearsPolk County: 39.5 yearsPope County: 45.5 yearsRamsey County: 36.6 yearsRed Lake County: 43 yearsRedwood County: 41.3 yearsRenville County: 42.9 yearsRice County: 37.3 yearsRock County: 42.2 yearsRoseau County: 43.1 yearsSt. Louis County: 41.9 yearsScott County: 38.7 yearsSherburne County: 37.5 yearsSibley County: 41.9 yearsStearns County: 36.5 yearsSteele County: 40.6 yearsStevens County: 33.5 yearsSwift County: 42.6 yearsTodd County: 41.9 yearsTraverse County: 45 yearsWabasha County: 45.5 yearsWadena County: 41 yearsWaseca County: 41.6 yearsWashington County: 40.6 yearsWatonwan County: 38.5 yearsWilkin County: 42.6 yearsWinona County: 37 yearsWright County: 37.9 yearsYellow Medicine County: 42.4 yearsAdams County: 41.4 yearsAlcorn County: 40.8 yearsAmite County: 49 yearsAttala County: 41.3 yearsBenton County: 44.5 yearsBolivar County: 39.1 yearsCalhoun County: 44.7 yearsCarroll County: 48.6 yearsChickasaw County: 41.1 yearsChoctaw County: 44.7 yearsClaiborne County: 37.4 yearsClarke County: 43.1 yearsClay County: 42.3 yearsCoahoma County: 36.4 yearsCopiah County: 41.3 yearsCovington County: 41.2 yearsDeSoto County: 37.8 yearsForrest County: 33.4 yearsFranklin County: 45.2 yearsGeorge County: 37.3 yearsGreene County: 40.9 yearsGrenada County: 41.8 yearsHancock County: 45.7 yearsHarrison County: 39.2 yearsHinds County: 38.9 yearsHolmes County: 39 yearsHumphreys County: 40.7 yearsIssaquena County: 39.1 yearsItawamba County: 41 yearsJackson County: 40.6 yearsJasper County: 43.7 yearsJefferson County: 42.3 yearsJefferson Davis County: 45.2 yearsJones County: 39.4 yearsKemper County: 41.6 yearsLafayette County: 30.9 yearsLamar County: 37 yearsLauderdale County: 39.9 yearsLawrence County: 42.4 yearsLeake County: 38.4 yearsLee County: 39.2 yearsLeflore County: 37.5 yearsLincoln County: 41.1 yearsLowndes County: 38.3 yearsMadison County: 40.5 yearsMarion County: 41.4 yearsMarshall County: 42.9 yearsMonroe County: 43.2 yearsMontgomery County: 45.3 yearsNeshoba County: 37.5 yearsNewton County: 38.6 yearsNoxubee County: 40.2 yearsOktibbeha County: 26.1 yearsPanola County: 40 yearsPearl River County: 41.2 yearsPerry County: 43.2 yearsPike County: 40.5 yearsPontotoc County: 37.6 yearsPrentiss County: 37.9 yearsQuitman County: 42.5 yearsRankin County: 39.6 yearsScott County: 36.8 yearsSharkey County: 44.5 yearsSimpson County: 41.5 yearsSmith County: 43.2 yearsStone County: 39.6 yearsSunflower County: 40.6 yearsTallahatchie County: 41.8 yearsTate County: 38.6 yearsTippah County: 40.2 yearsTishomingo County: 44.5 yearsTunica County: 37.2 yearsUnion County: 39.6 yearsWalthall County: 44.1 yearsWarren County: 41.6 yearsWashington County: 40.8 yearsWayne County: 40.1 yearsWebster County: 41.2 yearsWilkinson County: 43 yearsWinston County: 42.7 yearsYalobusha County: 45.8 yearsYazoo County: 40.1 yearsAdair County: 29.4 yearsAndrew County: 42.4 yearsAtchison County: 45.7 yearsAudrain County: 39.8 yearsBarry County: 42.5 yearsBarton County: 41.6 yearsBates County: 41.7 yearsBenton County: 53.8 yearsBollinger County: 43.5 yearsBoone County: 33 yearsBuchanan County: 39.2 yearsButler County: 40.3 yearsCaldwell County: 42.5 yearsCallaway County: 39.9 yearsCamden County: 52.7 yearsCape Girardeau County: 37.9 yearsCarroll County: 44.8 yearsCarter County: 43.5 yearsCass County: 40.6 yearsCedar County: 42.6 yearsChariton County: 45.6 yearsChristian County: 39 yearsClark County: 43.4 yearsClay County: 38.3 yearsClinton County: 42.2 yearsCole County: 40.5 yearsCooper County: 41.6 yearsCrawford County: 43.8 yearsDade County: 47.1 yearsDallas County: 42.6 yearsDaviess County: 41.3 yearsDeKalb County: 43 yearsDent County: 44.4 yearsDouglas County: 43.8 yearsDunklin County: 39.9 yearsFranklin County: 42.3 yearsGasconade County: 46.9 yearsGentry County: 39.6 yearsGreene County: 37.3 yearsGrundy County: 39.6 yearsHarrison County: 42.6 yearsHenry County: 44.3 yearsHickory County: 54.3 yearsHolt County: 45.9 yearsHoward County: 40 yearsHowell County: 41.4 yearsIron County: 44.3 yearsJackson County: 37.2 yearsJasper County: 36.6 yearsJefferson County: 41.1 yearsJohnson County: 31.7 yearsKnox County: 42.4 yearsLaclede County: 40.6 yearsLafayette County: 41.5 yearsLawrence County: 39.1 yearsLewis County: 39.6 yearsLincoln County: 37.6 yearsLinn County: 42.3 yearsLivingston County: 41.1 yearsMcDonald County: 38.3 yearsMacon County: 43.4 yearsMadison County: 42.6 yearsMaries County: 44.7 yearsMarion County: 40.7 yearsMercer County: 43.8 yearsMiller County: 41.8 yearsMississippi County: 41.8 yearsMoniteau County: 38.9 yearsMonroe County: 45.5 yearsMontgomery County: 44.4 yearsMorgan County: 45.2 yearsNew Madrid County: 42.1 yearsNewton County: 40 yearsNodaway County: 32.7 yearsOregon County: 43.8 yearsOsage County: 41.3 yearsOzark County: 50 yearsPemiscot County: 39 yearsPerry County: 42.7 yearsPettis County: 38.1 yearsPhelps County: 35.9 yearsPike County: 41 yearsPlatte County: 39.3 yearsPolk County: 38.7 yearsPulaski County: 28 yearsPutnam County: 44.9 yearsRalls County: 46.7 yearsRandolph County: 40.6 yearsRay County: 42.1 yearsReynolds County: 47.1 yearsRipley County: 41.4 yearsSt. Charles County: 40.3 yearsSt. Clair County: 45.9 yearsSte. Genevieve County: 44.1 yearsSt. Francois County: 40.6 yearsSt. Louis County: 41 yearsSaline County: 36.9 yearsSchuyler County: 39.2 yearsScotland County: 35.8 yearsScott County: 40 yearsShannon County: 44.1 yearsShelby County: 42.3 yearsStoddard County: 42 yearsStone County: 54.2 yearsSullivan County: 42.7 yearsTaney County: 43 yearsTexas County: 42.8 yearsVernon County: 39.3 yearsWarren County: 41 yearsWashington County: 41.9 yearsWayne County: 48.4 yearsWebster County: 36.6 yearsWorth County: 48.5 yearsWright County: 39.7 yearsSt. Louis city: 37 yearsBeaverhead County: 43.7 yearsBig Horn County: 32.4 yearsBlaine County: 36.5 yearsBroadwater County: 44.2 yearsCarbon County: 50 yearsCarter County: 43.3 yearsCascade County: 39.2 yearsChouteau County: 43.8 yearsCuster County: 41.9 yearsDaniels County: 45.3 yearsDawson County: 41.9 yearsDeer Lodge County: 50.5 yearsFallon County: 40.4 yearsFergus County: 46.1 yearsFlathead County: 42.4 yearsGallatin County: 34.5 yearsGarfield County: 43.7 yearsGlacier County: 34.5 yearsGolden Valley County: 51 yearsGranite County: 50.9 yearsHill County: 35.7 yearsJefferson County: 47.2 yearsJudith Basin County: 51.4 yearsLake County: 45 yearsLewis and Clark County: 41.9 yearsLiberty County: 42.3 yearsLincoln County: 52.4 yearsMcCone County: 47.7 yearsMadison County: 50.8 yearsMeagher County: 51 yearsMineral County: 51.5 yearsMissoula County: 38.6 yearsMusselshell County: 48.7 yearsPark County: 45.9 yearsPetroleum County: 56.2 yearsPhillips County: 44.4 yearsPondera County: 41.6 yearsPowder River County: 49.2 yearsPowell County: 45.6 yearsPrairie County: 54.8 yearsRavalli County: 49.2 yearsRichland County: 39.9 yearsRoosevelt County: 32.9 yearsRosebud County: 37.6 yearsSanders County: 54.5 yearsSheridan County: 45.8 yearsSilver Bow County: 41.7 yearsStillwater County: 47.6 yearsSweet Grass County: 48.9 yearsTeton County: 43.5 yearsToole County: 39.6 yearsTreasure County: 44.8 yearsValley County: 44.6 yearsWheatland County: 47.6 yearsWibaux County: 46.4 yearsYellowstone County: 39.5 yearsAdams County: 38.6 yearsAntelope County: 42.7 yearsArthur County: 44.8 yearsBanner County: 44.3 yearsBlaine County: 49.8 yearsBoone County: 42.7 yearsBox Butte County: 41.5 yearsBoyd County: 54.3 yearsBrown County: 45.6 yearsBuffalo County: 35.2 yearsBurt County: 45.8 yearsButler County: 42.5 yearsCass County: 42.9 yearsCedar County: 42.3 yearsChase County: 43.9 yearsCherry County: 42.7 yearsCheyenne County: 42.8 yearsClay County: 40.8 yearsColfax County: 34.7 yearsCuming County: 41.4 yearsCuster County: 42.9 yearsDakota County: 34.2 yearsDawes County: 36.1 yearsDawson County: 35.9 yearsDeuel County: 52.4 yearsDixon County: 41.3 yearsDodge County: 38.4 yearsDouglas County: 35.5 yearsDundy County: 51.1 yearsFillmore County: 45.3 yearsFranklin County: 46.8 yearsFrontier County: 40.4 yearsFurnas County: 46.8 yearsGage County: 44.2 yearsGarden County: 54.3 yearsGarfield County: 45.9 yearsGosper County: 49.2 yearsGrant County: 42.5 yearsGreeley County: 46.6 yearsHall County: 36.2 yearsHamilton County: 40.5 yearsHarlan County: 47.8 yearsHayes County: 42.4 yearsHitchcock County: 46.3 yearsHolt County: 42.3 yearsHooker County: 45.8 yearsHoward County: 43.5 yearsJefferson County: 44.1 yearsJohnson County: 41.9 yearsKearney County: 41.2 yearsKeith County: 47.3 yearsKeya Paha County: 47.9 yearsKimball County: 49.6 yearsKnox County: 43.7 yearsLancaster County: 35.4 yearsLincoln County: 42.4 yearsLogan County: 45.1 yearsLoup County: 51 yearsMcPherson County: 51 yearsMadison County: 38.1 yearsMerrick County: 42.5 yearsMorrill County: 43.8 yearsNance County: 43.3 yearsNemaha County: 38.8 yearsNuckolls County: 49.1 yearsOtoe County: 41.7 yearsPawnee County: 45.6 yearsPerkins County: 42.5 yearsPhelps County: 41.3 yearsPierce County: 40.9 yearsPlatte County: 38.3 yearsPolk County: 44.6 yearsRed Willow County: 42.2 yearsRichardson County: 45.7 yearsRock County: 48.9 yearsSaline County: 36.9 yearsSarpy County: 36.1 yearsSaunders County: 41.4 yearsScotts Bluff County: 41 yearsSeward County: 38.6 yearsSheridan County: 46.4 yearsSherman County: 46 yearsSioux County: 45.1 yearsStanton County: 41.1 yearsThayer County: 46.3 yearsThomas County: 47.4 yearsThurston County: 27.9 yearsValley County: 44.5 yearsWashington County: 42.8 yearsWayne County: 29.9 yearsWebster County: 43.7 yearsWheeler County: 45 yearsYork County: 39.4 yearsChurchill County: 39.5 yearsClark County: 38.8 yearsDouglas County: 56.1 yearsElko County: 35.3 yearsEsmeralda County: 53.9 yearsEureka County: 45.6 yearsHumboldt County: 37.4 yearsLander County: 39.1 yearsLincoln County: 43.6 yearsLyon County: 42.4 yearsMineral County: 46.4 yearsNye County: 52.9 yearsPershing County: 43.3 yearsStorey County: 54 yearsWashoe County: 39.1 yearsWhite Pine County: 41.1 yearsCarson City: 43.4 yearsBelknap County: 50.4 yearsCarroll County: 56.3 yearsCheshire County: 44.2 yearsCoos County: 50.7 yearsGrafton County: 44.4 yearsHillsborough County: 41.4 yearsMerrimack County: 43.7 yearsRockingham County: 45.7 yearsStrafford County: 39.3 yearsSullivan County: 47.5 yearsAtlantic County: 42.8 yearsBergen County: 42.3 yearsBurlington County: 41.5 yearsCamden County: 39.1 yearsCape May County: 53.5 yearsCumberland County: 37.8 yearsEssex County: 37.4 yearsGloucester County: 40.2 yearsHudson County: 35.3 yearsHunterdon County: 46.3 yearsMercer County: 38.7 yearsMiddlesex County: 39.3 yearsMonmouth County: 43.5 yearsMorris County: 42.6 yearsOcean County: 40.8 yearsPassaic County: 37.7 yearsSalem County: 41.4 yearsSomerset County: 42.3 yearsSussex County: 43.7 yearsUnion County: 38.4 yearsWarren County: 44 yearsBernalillo County: 40 yearsCatron County: 62.8 yearsChaves County: 36.7 yearsCibola County: 38.6 yearsColfax County: 49.6 yearsCurry County: 32.1 yearsDe Baca County: 50.1 yearsDoña Ana County: 36.2 yearsEddy County: 36.2 yearsGrant County: 50.7 yearsGuadalupe County: 42.1 yearsHarding County: 59.2 yearsHidalgo County: 44.1 yearsLea County: 32.9 yearsLincoln County: 53.8 yearsLos Alamos County: 40.8 yearsLuna County: 38.8 yearsMcKinley County: 36.2 yearsMora County: 54.8 yearsOtero County: 37.2 yearsQuay County: 47.1 yearsRio Arriba County: 43.6 yearsRoosevelt County: 31.7 yearsSandoval County: 41.8 yearsSan Juan County: 37.9 yearsSan Miguel County: 45.4 yearsSanta Fe County: 49 yearsSierra County: 57.5 yearsSocorro County: 40 yearsTaos County: 51.9 yearsTorrance County: 44.2 yearsUnion County: 43.8 yearsValencia County: 39.6 yearsAlbany County: 39 yearsAllegany County: 38.8 yearsBronx County: 36.3 yearsBroome County: 39.8 yearsCattaraugus County: 43 yearsCayuga County: 44.3 yearsChautauqua County: 43 yearsChemung County: 42.5 yearsChenango County: 45.2 yearsClinton County: 42.4 yearsColumbia County: 50.1 yearsCortland County: 38.7 yearsDelaware County: 48.1 yearsDutchess County: 42.6 yearsErie County: 40.4 yearsEssex County: 49.2 yearsFranklin County: 42.5 yearsFulton County: 45 yearsGenesee County: 43.2 yearsGreene County: 46.7 yearsHamilton County: 58.7 yearsHerkimer County: 44.3 yearsJefferson County: 34.4 yearsKings County: 36.2 yearsLewis County: 43 yearsLivingston County: 42.5 yearsMadison County: 42.3 yearsMonroe County: 40.2 yearsMontgomery County: 40.4 yearsNassau County: 42.1 yearsNew York County: 37.7 yearsNiagara County: 43.7 yearsOneida County: 41.3 yearsOnondaga County: 39.9 yearsOntario County: 45 yearsOrange County: 37.1 yearsOrleans County: 43.3 yearsOswego County: 40.9 yearsOtsego County: 39.6 yearsPutnam County: 44.1 yearsQueens County: 40 yearsRensselaer County: 40.3 yearsRichmond County: 40.9 yearsRockland County: 33.3 yearsSt. Lawrence County: 39.8 yearsSaratoga County: 44.1 yearsSchenectady County: 39.3 yearsSchoharie County: 45.1 yearsSchuyler County: 47.9 yearsSeneca County: 42.7 yearsSteuben County: 43.5 yearsSuffolk County: 41.8 yearsSullivan County: 41.8 yearsTioga County: 44.5 yearsTompkins County: 32.1 yearsUlster County: 44.6 yearsWarren County: 48.2 yearsWashington County: 45.1 yearsWayne County: 44 yearsWestchester County: 41.9 yearsWyoming County: 43.7 yearsYates County: 41.8 yearsAlamance County: 39.2 yearsAlexander County: 44.4 yearsAlleghany County: 52 yearsAnson County: 43.2 yearsAshe County: 50.9 yearsAvery County: 47.3 yearsBeaufort County: 49.2 yearsBertie County: 47.3 yearsBladen County: 44.1 yearsBrunswick County: 57.5 yearsBuncombe County: 43.1 yearsBurke County: 44.5 yearsCabarrus County: 38 yearsCaldwell County: 45.2 yearsCamden County: 41.2 yearsCarteret County: 51.8 yearsCaswell County: 47.3 yearsCatawba County: 42.5 yearsChatham County: 48.5 yearsCherokee County: 54.5 yearsChowan County: 48.7 yearsClay County: 57.2 yearsCleveland County: 41.4 yearsColumbus County: 42.8 yearsCraven County: 41.2 yearsCumberland County: 33.3 yearsCurrituck County: 43 yearsDare County: 50.8 yearsDavidson County: 42.6 yearsDavie County: 45.6 yearsDuplin County: 39 yearsDurham County: 36 yearsEdgecombe County: 42.6 yearsForsyth County: 39.1 yearsFranklin County: 40.7 yearsGaston County: 39.8 yearsGates County: 46.4 yearsGraham County: 47.4 yearsGranville County: 42.5 yearsGreene County: 41 yearsGuilford County: 38 yearsHalifax County: 45.6 yearsHarnett County: 35.6 yearsHaywood County: 48.7 yearsHenderson County: 48.5 yearsHertford County: 45.6 yearsHoke County: 34.3 yearsHyde County: 49.8 yearsIredell County: 41 yearsJackson County: 37.6 yearsJohnston County: 38.2 yearsJones County: 47.4 yearsLee County: 39.9 yearsLenoir County: 42.1 yearsLincoln County: 44.1 yearsMcDowell County: 44.9 yearsMacon County: 51.6 yearsMadison County: 45.5 yearsMartin County: 46.8 yearsMecklenburg County: 35.4 yearsMitchell County: 49.2 yearsMontgomery County: 45.2 yearsMoore County: 43.2 yearsNash County: 42.6 yearsNew Hanover County: 41 yearsNorthampton County: 52.8 yearsOnslow County: 28.6 yearsOrange County: 36.8 yearsPamlico County: 55.6 yearsPasquotank County: 40.2 yearsPender County: 42 yearsPerquimans County: 50.3 yearsPerson County: 44.9 yearsPitt County: 33.7 yearsPolk County: 54.5 yearsRandolph County: 42.1 yearsRichmond County: 41.2 yearsRobeson County: 36.1 yearsRockingham County: 44.9 yearsRowan County: 41 yearsRutherford County: 45.4 yearsSampson County: 39 yearsScotland County: 40.8 yearsStanly County: 41.2 yearsStokes County: 47.4 yearsSurry County: 44.4 yearsSwain County: 42.5 yearsTransylvania County: 50.5 yearsTyrrell County: 45.3 yearsUnion County: 39.1 yearsVance County: 41.1 yearsWake County: 37.3 yearsWarren County: 49.6 yearsWashington County: 50 yearsWatauga County: 31.3 yearsWayne County: 37.8 yearsWilkes County: 45.8 yearsWilson County: 40.9 yearsYadkin County: 44.1 yearsYancey County: 49.1 yearsAdams County: 50.4 yearsBarnes County: 43.7 yearsBenson County: 32.6 yearsBillings County: 42.9 yearsBottineau County: 45.1 yearsBowman County: 44.2 yearsBurke County: 44.1 yearsBurleigh County: 38.8 yearsCass County: 33.5 yearsCavalier County: 46.4 yearsDickey County: 40.1 yearsDivide County: 43.7 yearsDunn County: 38.6 yearsEddy County: 42.8 yearsEmmons County: 50.3 yearsFoster County: 44.5 yearsGolden Valley County: 45.2 yearsGrand Forks County: 31.6 yearsGrant County: 52.5 yearsGriggs County: 49 yearsHettinger County: 44.4 yearsKidder County: 45.8 yearsLaMoure County: 46.7 yearsLogan County: 45.7 yearsMcHenry County: 44.4 yearsMcIntosh County: 51.5 yearsMcKenzie County: 32.2 yearsMcLean County: 47.2 yearsMercer County: 43.8 yearsMorton County: 38.8 yearsMountrail County: 35.8 yearsNelson County: 52.2 yearsOliver County: 45.4 yearsPembina County: 46.3 yearsPierce County: 45.4 yearsRamsey County: 40.9 yearsRansom County: 43 yearsRenville County: 42.8 yearsRichland County: 38.8 yearsRolette County: 33.2 yearsSargent County: 46.4 yearsSheridan County: 51.6 yearsSioux County: 28.5 yearsSlope County: 53.2 yearsStark County: 35.7 yearsSteele County: 48 yearsStutsman County: 40.9 yearsTowner County: 46.6 yearsTraill County: 40.4 yearsWalsh County: 43.7 yearsWard County: 34.1 yearsWells County: 50.6 yearsWilliams County: 33 yearsAdams County: 41.7 yearsAllen County: 40 yearsAshland County: 41.7 yearsAshtabula County: 43.4 yearsAthens County: 30.5 yearsAuglaize County: 41.9 yearsBelmont County: 45 yearsBrown County: 42.9 yearsButler County: 37.8 yearsCarroll County: 46.3 yearsChampaign County: 42.4 yearsClark County: 41.4 yearsClermont County: 41.1 yearsClinton County: 41.3 yearsColumbiana County: 45.3 yearsCoshocton County: 41.3 yearsCrawford County: 43.9 yearsCuyahoga County: 40.8 yearsDarke County: 42.5 yearsDefiance County: 41.4 yearsDelaware County: 40.3 yearsErie County: 46.1 yearsFairfield County: 39.7 yearsFayette County: 41.7 yearsFranklin County: 34.8 yearsFulton County: 42.6 yearsGallia County: 41.5 yearsGeauga County: 45.8 yearsGreene County: 38.7 yearsGuernsey County: 42.4 yearsHamilton County: 37 yearsHancock County: 40.5 yearsHardin County: 36.5 yearsHarrison County: 45.8 yearsHenry County: 42.4 yearsHighland County: 41.2 yearsHocking County: 44.4 yearsHolmes County: 31.8 yearsHuron County: 41.4 yearsJackson County: 40.8 yearsJefferson County: 43.6 yearsKnox County: 40.2 yearsLake County: 44.9 yearsLawrence County: 43.1 yearsLicking County: 40.6 yearsLogan County: 43.5 yearsLorain County: 42.9 yearsLucas County: 39.3 yearsMadison County: 40.9 yearsMahoning County: 43.5 yearsMarion County: 41 yearsMedina County: 44.1 yearsMeigs County: 45.1 yearsMercer County: 39.4 yearsMiami County: 41.6 yearsMonroe County: 46.8 yearsMontgomery County: 39.3 yearsMorgan County: 45.1 yearsMorrow County: 43.1 yearsMuskingum County: 41 yearsNoble County: 40.5 yearsOttawa County: 51.3 yearsPaulding County: 41.4 yearsPerry County: 41.6 yearsPickaway County: 39.7 yearsPike County: 41 yearsPortage County: 40.2 yearsPreble County: 43.5 yearsPutnam County: 40.7 yearsRichland County: 41.4 yearsRoss County: 41.6 yearsSandusky County: 43.3 yearsScioto County: 41 yearsSeneca County: 40.5 yearsShelby County: 40 yearsStark County: 42.1 yearsSummit County: 41.7 yearsTrumbull County: 44 yearsTuscarawas County: 41.5 yearsUnion County: 38.5 yearsVan Wert County: 41.2 yearsVinton County: 43.6 yearsWarren County: 40.6 yearsWashington County: 44.4 yearsWayne County: 39.3 yearsWilliams County: 42.5 yearsWood County: 36.9 yearsWyandot County: 43.9 yearsAdair County: 37.9 yearsAlfalfa County: 44.5 yearsAtoka County: 40.8 yearsBeaver County: 42.5 yearsBeckham County: 38 yearsBlaine County: 40.3 yearsBryan County: 36.7 yearsCaddo County: 38.9 yearsCanadian County: 36.2 yearsCarter County: 39.9 yearsCherokee County: 36.9 yearsChoctaw County: 41.7 yearsCimarron County: 42.6 yearsCleveland County: 36.1 yearsCoal County: 40 yearsComanche County: 34.6 yearsCotton County: 42.6 yearsCraig County: 41.7 yearsCreek County: 41.1 yearsCuster County: 32.4 yearsDelaware County: 47.8 yearsDewey County: 40.5 yearsEllis County: 44.8 yearsGarfield County: 37 yearsGarvin County: 39.8 yearsGrady County: 40.2 yearsGrant County: 43.6 yearsGreer County: 40.7 yearsHarmon County: 41.7 yearsHarper County: 43.4 yearsHaskell County: 41.1 yearsHughes County: 39.6 yearsJackson County: 36 yearsJefferson County: 42.4 yearsJohnston County: 39.2 yearsKay County: 39.2 yearsKingfisher County: 38.4 yearsKiowa County: 42.8 yearsLatimer County: 42 yearsLe Flore County: 39.6 yearsLincoln County: 41.4 yearsLogan County: 40 yearsLove County: 41 yearsMcClain County: 39.3 yearsMcCurtain County: 38 yearsMcIntosh County: 47.9 yearsMajor County: 42 yearsMarshall County: 42.7 yearsMayes County: 40.5 yearsMurray County: 43.2 yearsMuskogee County: 39.3 yearsNoble County: 42.9 yearsNowata County: 41.9 yearsOkfuskee County: 42.3 yearsOklahoma County: 35.8 yearsOkmulgee County: 39.8 yearsOsage County: 43.7 yearsOttawa County: 38.8 yearsPawnee County: 41.9 yearsPayne County: 28.3 yearsPittsburg County: 41.8 yearsPontotoc County: 37.9 yearsPottawatomie County: 38.8 yearsPushmataha County: 44.3 yearsRoger Mills County: 43.2 yearsRogers County: 40 yearsSeminole County: 39.3 yearsSequoyah County: 40.7 yearsStephens County: 42.3 yearsTexas County: 33.5 yearsTillman County: 43 yearsTulsa County: 36.6 yearsWagoner County: 39.2 yearsWashington County: 40.1 yearsWashita County: 40.7 yearsWoods County: 35.7 yearsWoodward County: 39.2 yearsBaker County: 47.9 yearsBenton County: 34.7 yearsClackamas County: 42.8 yearsClatsop County: 46.4 yearsColumbia County: 43.5 yearsCoos County: 49.3 yearsCrook County: 46.1 yearsCurry County: 59.1 yearsDeschutes County: 43.1 yearsDouglas County: 47.2 yearsGilliam County: 48.2 yearsGrant County: 51 yearsHarney County: 46.1 yearsHood River County: 42 yearsJackson County: 43.8 yearsJefferson County: 41.1 yearsJosephine County: 47.9 yearsKlamath County: 42.3 yearsLake County: 46.9 yearsLane County: 41.4 yearsLincoln County: 53.9 yearsLinn County: 40.2 yearsMalheur County: 37.7 yearsMarion County: 37.8 yearsMorrow County: 36.9 yearsMultnomah County: 38.9 yearsPolk County: 39.2 yearsSherman County: 44.3 yearsTillamook County: 49.4 yearsUmatilla County: 37.1 yearsUnion County: 40.6 yearsWallowa County: 50.3 yearsWasco County: 42.4 yearsWashington County: 38.5 yearsWheeler County: 58.2 yearsYamhill County: 40.2 yearsAdams County: 44.6 yearsAllegheny County: 40.7 yearsArmstrong County: 47.6 yearsBeaver County: 45.2 yearsBedford County: 47.3 yearsBerks County: 40.2 yearsBlair County: 44.3 yearsBradford County: 43.7 yearsBucks County: 44.6 yearsButler County: 43.7 yearsCambria County: 45.9 yearsCameron County: 52.1 yearsCarbon County: 46.2 yearsCentre County: 33.6 yearsChester County: 41 yearsClarion County: 42.9 yearsClearfield County: 46.4 yearsClinton County: 40.8 yearsColumbia County: 40.6 yearsCrawford County: 44.5 yearsCumberland County: 40.4 yearsDauphin County: 39.7 yearsDelaware County: 39.6 yearsElk County: 48.5 yearsErie County: 41.1 yearsFayette County: 46.1 yearsForest County: 46.3 yearsFranklin County: 42 yearsFulton County: 45.6 yearsGreene County: 44.6 yearsHuntingdon County: 44.4 yearsIndiana County: 40.6 yearsJefferson County: 45 yearsJuniata County: 42.9 yearsLackawanna County: 42.3 yearsLancaster County: 39.6 yearsLawrence County: 45.1 yearsLebanon County: 42 yearsLehigh County: 40.1 yearsLuzerne County: 42.5 yearsLycoming County: 41.9 yearsMcKean County: 44 yearsMercer County: 44.9 yearsMifflin County: 43.3 yearsMonroe County: 44.2 yearsMontgomery County: 41.9 yearsMontour County: 43.6 yearsNorthampton County: 42.2 yearsNorthumberland County: 44.1 yearsPerry County: 43.9 yearsPhiladelphia County: 35.4 yearsPike County: 49 yearsPotter County: 49.8 yearsSchuylkill County: 44.2 yearsSnyder County: 40.8 yearsSomerset County: 47.1 yearsSullivan County: 55.3 yearsSusquehanna County: 47.3 yearsTioga County: 45.2 yearsUnion County: 39.4 yearsVenango County: 47.4 yearsWarren County: 47.4 yearsWashington County: 44.9 yearsWayne County: 49.1 yearsWestmoreland County: 47.3 yearsWyoming County: 44.9 yearsYork County: 41.4 yearsBristol County: 45.4 yearsKent County: 44.4 yearsNewport County: 47.3 yearsProvidence County: 38.5 yearsWashington County: 47.5 yearsAbbeville County: 44.8 yearsAiken County: 42.4 yearsAllendale County: 47.3 yearsAnderson County: 40.8 yearsBamberg County: 44.7 yearsBarnwell County: 42.4 yearsBeaufort County: 49.8 yearsBerkeley County: 37.2 yearsCalhoun County: 48.7 yearsCharleston County: 39.4 yearsCherokee County: 40.4 yearsChester County: 43.1 yearsChesterfield County: 41.9 yearsClarendon County: 47.5 yearsColleton County: 43.9 yearsDarlington County: 42.1 yearsDillon County: 40.4 yearsDorchester County: 38.5 yearsEdgefield County: 43.5 yearsFairfield County: 51.2 yearsFlorence County: 40.5 yearsGeorgetown County: 54 yearsGreenville County: 38.8 yearsGreenwood County: 41.1 yearsHampton County: 43 yearsHorry County: 50.5 yearsJasper County: 47.7 yearsKershaw County: 41.3 yearsLancaster County: 42.4 yearsLaurens County: 41.8 yearsLee County: 45.7 yearsLexington County: 40.2 yearsMcCormick County: 62.3 yearsMarion County: 44.9 yearsMarlboro County: 42.5 yearsNewberry County: 43.2 yearsOconee County: 48.1 yearsOrangeburg County: 42.2 yearsPickens County: 36.4 yearsRichland County: 36.4 yearsSaluda County: 44.3 yearsSpartanburg County: 38.1 yearsSumter County: 38.8 yearsUnion County: 45.2 yearsWilliamsburg County: 46.5 yearsYork County: 39.9 yearsAurora County: 41.1 yearsBeadle County: 36.2 yearsBennett County: 32.3 yearsBon Homme County: 42.1 yearsBrookings County: 29 yearsBrown County: 39.6 yearsBrule County: 42.4 yearsBuffalo County: 25.8 yearsButte County: 40.9 yearsCampbell County: 51.4 yearsCharles Mix County: 37.1 yearsClark County: 38.1 yearsClay County: 25.5 yearsCodington County: 40.2 yearsCorson County: 29.1 yearsCuster County: 56.7 yearsDavison County: 41.2 yearsDay County: 46.6 yearsDeuel County: 42.4 yearsDewey County: 27 yearsDouglas County: 42.9 yearsEdmunds County: 44.7 yearsFall River County: 56.3 yearsFaulk County: 41.6 yearsGrant County: 44.2 yearsGregory County: 45.8 yearsHaakon County: 44.1 yearsHamlin County: 30.8 yearsHand County: 45 yearsHanson County: 38.6 yearsHarding County: 42.6 yearsHughes County: 40.5 yearsHutchinson County: 41.1 yearsHyde County: 43.5 yearsJackson County: 30.2 yearsJerauld County: 46.3 yearsJones County: 44.3 yearsKingsbury County: 43.5 yearsLake County: 41.2 yearsLawrence County: 45.9 yearsLincoln County: 36.5 yearsLyman County: 36 yearsMcCook County: 40.6 yearsMcPherson County: 50.9 yearsMarshall County: 41.5 yearsMeade County: 38.4 yearsMellette County: 28.7 yearsMiner County: 46.2 yearsMinnehaha County: 36.4 yearsMoody County: 40.2 yearsOglala Lakota County: 26 yearsPennington County: 39.7 yearsPerkins County: 46.7 yearsPotter County: 53 yearsRoberts County: 39 yearsSanborn County: 41.1 yearsSpink County: 43.6 yearsStanley County: 43.3 yearsSully County: 46.1 yearsTodd County: 25.5 yearsTripp County: 40.9 yearsTurner County: 40.1 yearsUnion County: 42 yearsWalworth County: 43 yearsYankton County: 43.4 yearsZiebach County: 30.6 yearsAnderson County: 41.8 yearsBedford County: 37.3 yearsBenton County: 48.2 yearsBledsoe County: 44.5 yearsBlount County: 43.9 yearsBradley County: 39.9 yearsCampbell County: 44.2 yearsCannon County: 42.9 yearsCarroll County: 42.2 yearsCarter County: 45.5 yearsCheatham County: 41.9 yearsChester County: 38.2 yearsClaiborne County: 43.1 yearsClay County: 48.2 yearsCocke County: 46 yearsCoffee County: 40.7 yearsCrockett County: 40.8 yearsCumberland County: 54.5 yearsDavidson County: 34.4 yearsDecatur County: 47.1 yearsDeKalb County: 42.4 yearsDickson County: 40.7 yearsDyer County: 39.6 yearsFayette County: 48.3 yearsFentress County: 47.8 yearsFranklin County: 42.8 yearsGibson County: 40.4 yearsGiles County: 44 yearsGrainger County: 46.2 yearsGreene County: 45.2 yearsGrundy County: 43.6 yearsHamblen County: 39.6 yearsHamilton County: 39.2 yearsHancock County: 45.4 yearsHardeman County: 41.5 yearsHardin County: 46.5 yearsHawkins County: 46.3 yearsHaywood County: 43.9 yearsHenderson County: 42.3 yearsHenry County: 46.7 yearsHickman County: 41.8 yearsHouston County: 44.3 yearsHumphreys County: 43.5 yearsJackson County: 47.2 yearsJefferson County: 44.6 yearsJohnson County: 48.4 yearsKnox County: 37.7 yearsLake County: 42.6 yearsLauderdale County: 40.3 yearsLawrence County: 39.5 yearsLewis County: 43 yearsLincoln County: 43 yearsLoudon County: 50.4 yearsMcMinn County: 42.3 yearsMcNairy County: 44 yearsMacon County: 38.6 yearsMadison County: 39.6 yearsMarion County: 45.6 yearsMarshall County: 39.2 yearsMaury County: 39.2 yearsMeigs County: 45.7 yearsMonroe County: 45.7 yearsMontgomery County: 32.2 yearsMoore County: 46.5 yearsMorgan County: 41.9 yearsObion County: 43.1 yearsOverton County: 44.7 yearsPerry County: 43.9 yearsPickett County: 52.1 yearsPolk County: 47 yearsPutnam County: 36.5 yearsRhea County: 42.2 yearsRoane County: 46.2 yearsRobertson County: 39.3 yearsRutherford County: 34.7 yearsScott County: 40.7 yearsSequatchie County: 44.3 yearsSevier County: 43.4 yearsShelby County: 36.7 yearsSmith County: 41.2 yearsStewart County: 43.8 yearsSullivan County: 45.2 yearsSumner County: 39.9 yearsTipton County: 39.8 yearsTrousdale County: 39 yearsUnicoi County: 48 yearsUnion County: 42.7 yearsVan Buren County: 47.1 yearsWarren County: 40.6 yearsWashington County: 41.2 yearsWayne County: 45.3 yearsWeakley County: 38.2 yearsWhite County: 43.4 yearsWilliamson County: 41 yearsWilson County: 39.3 yearsAnderson County: 40.6 yearsAndrews County: 33 yearsAngelina County: 39.2 yearsAransas County: 51.7 yearsArcher County: 42.4 yearsArmstrong County: 44.2 yearsAtascosa County: 36.6 yearsAustin County: 42.1 yearsBailey County: 32.1 yearsBandera County: 53 yearsBastrop County: 37.3 yearsBaylor County: 43 yearsBee County: 37.8 yearsBell County: 33.4 yearsBexar County: 35.1 yearsBlanco County: 53 yearsBorden County: 48.9 yearsBosque County: 47.7 yearsBowie County: 39.3 yearsBrazoria County: 37.3 yearsBrazos County: 26.7 yearsBrewster County: 43.6 yearsBriscoe County: 47 yearsBrooks County: 36.7 yearsBrown County: 42.9 yearsBurleson County: 43.8 yearsBurnet County: 44.7 yearsCaldwell County: 35.9 yearsCalhoun County: 42 yearsCallahan County: 43.9 yearsCameron County: 34.1 yearsCamp County: 38.8 yearsCarson County: 42.3 yearsCass County: 44.8 yearsCastro County: 35.9 yearsChambers County: 35.1 yearsCherokee County: 38.9 yearsChildress County: 34.5 yearsClay County: 46 yearsCochran County: 36.2 yearsCoke County: 47.8 yearsColeman County: 48.8 yearsCollin County: 37 yearsCollingsworth County: 42 yearsColorado County: 44.1 yearsComal County: 42.4 yearsComanche County: 45 yearsConcho County: 40.1 yearsCooke County: 40.5 yearsCoryell County: 33.9 yearsCottle County: 48.2 yearsCrane County: 34.3 yearsCrockett County: 43.9 yearsCrosby County: 40.4 yearsCulberson County: 39.7 yearsDallam County: 31.3 yearsDallas County: 34.3 yearsDawson County: 37.1 yearsDeaf Smith County: 32.3 yearsDelta County: 42.1 yearsDenton County: 36.5 yearsDeWitt County: 42.4 yearsDickens County: 50.5 yearsDimmit County: 36 yearsDonley County: 45.6 yearsDuval County: 37.9 yearsEastland County: 42.7 yearsEctor County: 32.4 yearsEdwards County: 51.8 yearsEllis County: 36.4 yearsEl Paso County: 34.7 yearsErath County: 33.1 yearsFalls County: 40.7 yearsFannin County: 41.3 yearsFayette County: 47.8 yearsFisher County: 44.9 yearsFloyd County: 40.1 yearsFoard County: 52.8 yearsFort Bend County: 37.9 yearsFranklin County: 43.6 yearsFreestone County: 43.4 yearsFrio County: 32.2 yearsGaines County: 27.7 yearsGalveston County: 39.7 yearsGarza County: 40.5 yearsGillespie County: 52.5 yearsGlasscock County: 39.7 yearsGoliad County: 46.4 yearsGonzales County: 39.7 yearsGray County: 38.7 yearsGrayson County: 39.4 yearsGregg County: 37.3 yearsGrimes County: 41.4 yearsGuadalupe County: 38 yearsHale County: 36 yearsHall County: 44.9 yearsHamilton County: 45.6 yearsHansford County: 37.3 yearsHardeman County: 42 yearsHardin County: 39.9 yearsHarris County: 34.8 yearsHarrison County: 39.2 yearsHartley County: 39.7 yearsHaskell County: 42.8 yearsHays County: 33.8 yearsHemphill County: 40.6 yearsHenderson County: 44.1 yearsHidalgo County: 31.5 yearsHill County: 41.7 yearsHockley County: 36.9 yearsHood County: 46.6 yearsHopkins County: 39.5 yearsHouston County: 44.6 yearsHoward County: 37.4 yearsHudspeth County: 32.6 yearsHunt County: 36 yearsHutchinson County: 40 yearsIrion County: 45.1 yearsJack County: 39.9 yearsJackson County: 40.2 yearsJasper County: 43.2 yearsJeff Davis County: 61.6 yearsJefferson County: 37.9 yearsJim Hogg County: 38.3 yearsJim Wells County: 37.6 yearsJohnson County: 36.7 yearsJones County: 38.6 yearsKarnes County: 39.1 yearsKaufman County: 33.5 yearsKendall County: 44.4 yearsKenedy County: 41.3 yearsKent County: 54.4 yearsKerr County: 50.2 yearsKimble County: 52.8 yearsKing County: 42.5 yearsKinney County: 42.3 yearsKleberg County: 30.2 yearsKnox County: 43.7 yearsLamar County: 39.9 yearsLamb County: 38.1 yearsLampasas County: 44.7 yearsLa Salle County: 39.5 yearsLavaca County: 45 yearsLee County: 42.1 yearsLeon County: 46 yearsLiberty County: 32.9 yearsLimestone County: 41 yearsLipscomb County: 42.9 yearsLive Oak County: 42.5 yearsLlano County: 56.9 yearsLoving County: 37.8 yearsLubbock County: 33.1 yearsLynn County: 36.9 yearsMcCulloch County: 47.8 yearsMcLennan County: 35.1 yearsMcMullen County: 45.7 yearsMadison County: 35.3 yearsMarion County: 52.9 yearsMartin County: 36.2 yearsMason County: 53.6 yearsMatagorda County: 38.9 yearsMaverick County: 32.5 yearsMedina County: 40.7 yearsMenard County: 53.1 yearsMidland County: 32.9 yearsMilam County: 43.1 yearsMills County: 50.1 yearsMitchell County: 36.9 yearsMontague County: 44.2 yearsMontgomery County: 37 yearsMoore County: 31.9 yearsMorris County: 43.2 yearsMotley County: 46.9 yearsNacogdoches County: 33.1 yearsNavarro County: 37.3 yearsNewton County: 47.1 yearsNolan County: 40 yearsNueces County: 37.8 yearsOchiltree County: 35 yearsOldham County: 39.8 yearsOrange County: 38.8 yearsPalo Pinto County: 41.9 yearsPanola County: 41.5 yearsParker County: 39.6 yearsParmer County: 34.5 yearsPecos County: 37.9 yearsPolk County: 45.9 yearsPotter County: 36.5 yearsPresidio County: 41.8 yearsRains County: 47.1 yearsRandall County: 37 yearsReagan County: 36.1 yearsReal County: 54.8 yearsRed River County: 46.6 yearsReeves County: 35.4 yearsRefugio County: 43.6 yearsRoberts County: 44 yearsRobertson County: 42.2 yearsRockwall County: 37.5 yearsRunnels County: 43.6 yearsRusk County: 39.7 yearsSabine County: 54.2 yearsSan Augustine County: 49.4 yearsSan Jacinto County: 44.9 yearsSan Patricio County: 37.9 yearsSan Saba County: 41.5 yearsSchleicher County: 45.1 yearsScurry County: 36.9 yearsShackelford County: 43.4 yearsShelby County: 39.6 yearsSherman County: 34.5 yearsSmith County: 37.8 yearsSomervell County: 43.3 yearsStarr County: 31.6 yearsStephens County: 42 yearsSterling County: 38.1 yearsStonewall County: 51.6 yearsSutton County: 42.4 yearsSwisher County: 38.3 yearsTarrant County: 35.4 yearsTaylor County: 34.3 yearsTerrell County: 48.7 yearsTerry County: 35.3 yearsThrockmorton County: 45.2 yearsTitus County: 35.8 yearsTom Green County: 36.9 yearsTravis County: 34.8 yearsTrinity County: 49.1 yearsTyler County: 44.6 yearsUpshur County: 40.6 yearsUpton County: 39 yearsUvalde County: 35.5 yearsVal Verde County: 32.8 yearsVan Zandt County: 42.6 yearsVictoria County: 38 yearsWalker County: 38.6 yearsWaller County: 30.3 yearsWard County: 35.6 yearsWashington County: 42.8 yearsWebb County: 30.8 yearsWharton County: 39.3 yearsWheeler County: 42.5 yearsWichita County: 36.4 yearsWilbarger County: 39.7 yearsWillacy County: 35.8 yearsWilliamson County: 36.8 yearsWilson County: 41.6 yearsWinkler County: 36.4 yearsWise County: 39 yearsWood County: 48.9 yearsYoakum County: 33.1 yearsYoung County: 40.9 yearsZapata County: 33.5 yearsZavala County: 34.3 yearsBeaver County: 34.4 yearsBox Elder County: 33.4 yearsCache County: 26.7 yearsCarbon County: 39.1 yearsDaggett County: 49.3 yearsDavis County: 32.7 yearsDuchesne County: 34.4 yearsEmery County: 38.3 yearsGarfield County: 43.5 yearsGrand County: 41.6 yearsIron County: 30.8 yearsJuab County: 30.7 yearsKane County: 44.6 yearsMillard County: 36.5 yearsMorgan County: 34.3 yearsPiute County: 46.3 yearsRich County: 39 yearsSalt Lake County: 34.1 yearsSan Juan County: 36 yearsSanpete County: 33.7 yearsSevier County: 36.5 yearsSummit County: 42.1 yearsTooele County: 32 yearsUintah County: 33.2 yearsUtah County: 26.5 yearsWasatch County: 37.5 yearsWashington County: 38.1 yearsWayne County: 45.1 yearsWeber County: 34 yearsAddison County: 44.7 yearsBennington County: 48.5 yearsCaledonia County: 46.1 yearsChittenden County: 38.7 yearsEssex County: 51.7 yearsFranklin County: 41.7 yearsGrand Isle County: 51 yearsLamoille County: 43.6 yearsOrange County: 46.7 yearsOrleans County: 46.3 yearsRutland County: 48.2 yearsWashington County: 44.8 yearsWindham County: 48.3 yearsWindsor County: 48.5 yearsAccomack County: 48.4 yearsAlbemarle County: 40 yearsAlleghany County: 50.2 yearsAmelia County: 44.9 yearsAmherst County: 44.2 yearsAppomattox County: 42.5 yearsArlington County: 34.8 yearsAugusta County: 45.2 yearsBath County: 51.5 yearsBedford County: 47.2 yearsBland County: 49.4 yearsBotetourt County: 48.4 yearsBrunswick County: 46.2 yearsBuchanan County: 47.5 yearsBuckingham County: 44.3 yearsCampbell County: 43.2 yearsCaroline County: 39.7 yearsCarroll County: 49.7 yearsCharles City County: 54.4 yearsCharlotte County: 46.4 yearsChesterfield County: 39.3 yearsClarke County: 46.5 yearsCraig County: 49.2 yearsCulpeper County: 39.3 yearsCumberland County: 44.8 yearsDickenson County: 46.7 yearsDinwiddie County: 43.2 yearsEssex County: 47.8 yearsFairfax County: 39.2 yearsFauquier County: 41.7 yearsFloyd County: 48.5 yearsFluvanna County: 44.6 yearsFranklin County: 49.2 yearsFrederick County: 41.6 yearsGiles County: 45.5 yearsGloucester County: 45.4 yearsGoochland County: 51.3 yearsGrayson County: 49.6 yearsGreene County: 41.8 yearsGreensville County: 42.2 yearsHalifax County: 47.3 yearsHanover County: 42.9 yearsHenrico County: 39.7 yearsHenry County: 47.8 yearsHighland County: 60 yearsIsle of Wight County: 44.1 yearsJames City County: 47.7 yearsKing and Queen County: 49.1 yearsKing George County: 38.5 yearsKing William County: 40.8 yearsLancaster County: 60 yearsLee County: 43.9 yearsLoudoun County: 38.5 yearsLouisa County: 44.7 yearsLunenburg County: 44.7 yearsMadison County: 46.1 yearsMathews County: 55.1 yearsMecklenburg County: 49.4 yearsMiddlesex County: 55.7 yearsMontgomery County: 29 yearsNelson County: 53 yearsNew Kent County: 42.8 yearsNorthampton County: 53.9 yearsNorthumberland County: 60.1 yearsNottoway County: 43.5 yearsOrange County: 42.5 yearsPage County: 46.4 yearsPatrick County: 51.8 yearsPittsylvania County: 47.8 yearsPowhatan County: 45.4 yearsPrince Edward County: 33.7 yearsPrince George County: 34.2 yearsPrince William County: 36.5 yearsPulaski County: 46.6 yearsRappahannock County: 53.3 yearsRichmond County: 42.3 yearsRoanoke County: 44.3 yearsRockbridge County: 49.6 yearsRockingham County: 40.7 yearsRussell County: 46.2 yearsScott County: 47.6 yearsShenandoah County: 44.3 yearsSmyth County: 45.5 yearsSouthampton County: 48.9 yearsSpotsylvania County: 38.6 yearsStafford County: 36.5 yearsSurry County: 51.8 yearsSussex County: 43 yearsTazewell County: 45.5 yearsWarren County: 40.2 yearsWashington County: 46.6 yearsWestmoreland County: 50.6 yearsWise County: 42.7 yearsWythe County: 46.1 yearsYork County: 40.2 yearsAlexandria city: 37.4 yearsBristol city: 44 yearsBuena Vista city: 35.7 yearsCharlottesville city: 31.3 yearsChesapeake city: 38.7 yearsColonial Heights city: 38.8 yearsCovington city: 40.6 yearsDanville city: 41.4 yearsEmporia city: 40.4 yearsFairfax city: 36 yearsFalls Church city: 39 yearsFranklin city: 38.9 yearsFredericksburg city: 31.7 yearsGalax city: 41.6 yearsHampton city: 37.5 yearsHarrisonburg city: 23.8 yearsHopewell city: 37.3 yearsLexington city: 22.3 yearsLynchburg city: 29.6 yearsManassas city: 34.2 yearsManassas Park city: 35.8 yearsMartinsville city: 40.3 yearsNewport News city: 35.1 yearsNorfolk city: 33 yearsNorton city: 39 yearsPetersburg city: 37.4 yearsPoquoson city: 42.8 yearsPortsmouth city: 36.9 yearsRadford city: 23.4 yearsRichmond city: 33.9 yearsRoanoke city: 38.8 yearsSalem city: 40.5 yearsStaunton city: 41.5 yearsSuffolk city: 38.9 yearsVirginia Beach city: 38.6 yearsWaynesboro city: 39.8 yearsWilliamsburg city: 26.9 yearsWinchester city: 36.7 yearsAdams County: 30 yearsAsotin County: 45.8 yearsBenton County: 36.8 yearsChelan County: 41.4 yearsClallam County: 53.6 yearsClark County: 39.7 yearsColumbia County: 51.7 yearsCowlitz County: 41.3 yearsDouglas County: 39.1 yearsFerry County: 49.5 yearsFranklin County: 31.5 yearsGarfield County: 46.2 yearsGrant County: 34.4 yearsGrays Harbor County: 45 yearsIsland County: 47.1 yearsJefferson County: 61.4 yearsKing County: 37.4 yearsKitsap County: 40.9 yearsKittitas County: 36.3 yearsKlickitat County: 46.3 yearsLewis County: 42.1 yearsLincoln County: 47.1 yearsMason County: 45.4 yearsOkanogan County: 43.6 yearsPacific County: 54.4 yearsPend Oreille County: 50.2 yearsPierce County: 37.7 yearsSan Juan County: 56.9 yearsSkagit County: 43.2 yearsSkamania County: 47.9 yearsSnohomish County: 38.7 yearsSpokane County: 38.9 yearsStevens County: 47.5 yearsThurston County: 40.4 yearsWahkiakum County: 54 yearsWalla Walla County: 40.1 yearsWhatcom County: 39 yearsWhitman County: 25.8 yearsYakima County: 34.5 yearsBarbour County: 43.2 yearsBerkeley County: 38.6 yearsBoone County: 45.8 yearsBraxton County: 48.1 yearsBrooke County: 47.8 yearsCabell County: 39.6 yearsCalhoun County: 48.8 yearsClay County: 46 yearsDoddridge County: 43 yearsFayette County: 45.4 yearsGilmer County: 41.9 yearsGrant County: 47.8 yearsGreenbrier County: 47.4 yearsHampshire County: 47.9 yearsHancock County: 47.6 yearsHardy County: 46.9 yearsHarrison County: 43.2 yearsJackson County: 44.1 yearsJefferson County: 42 yearsKanawha County: 44.4 yearsLewis County: 44.7 yearsLincoln County: 44.5 yearsLogan County: 44.9 yearsMcDowell County: 44.2 yearsMarion County: 41.5 yearsMarshall County: 46.7 yearsMason County: 44.9 yearsMercer County: 43.9 yearsMineral County: 44.4 yearsMingo County: 45.4 yearsMonongalia County: 32.5 yearsMonroe County: 46.8 yearsMorgan County: 49.5 yearsNicholas County: 47.4 yearsOhio County: 43.3 yearsPendleton County: 52.1 yearsPleasants County: 45.2 yearsPocahontas County: 50 yearsPreston County: 44.1 yearsPutnam County: 43.8 yearsRaleigh County: 43.2 yearsRandolph County: 44.5 yearsRitchie County: 47.9 yearsRoane County: 47.4 yearsSummers County: 48.9 yearsTaylor County: 44.7 yearsTucker County: 50.9 yearsTyler County: 48.2 yearsUpshur County: 42.9 yearsWayne County: 44.4 yearsWebster County: 49.6 yearsWetzel County: 46.1 yearsWirt County: 47.9 yearsWood County: 44.1 yearsWyoming County: 46.1 yearsAdams County: 55.7 yearsAshland County: 43.5 yearsBarron County: 45.7 yearsBayfield County: 55.6 yearsBrown County: 38.9 yearsBuffalo County: 46.7 yearsBurnett County: 56.9 yearsCalumet County: 42.3 yearsChippewa County: 42.6 yearsClark County: 37.2 yearsColumbia County: 43.9 yearsCrawford County: 47 yearsDane County: 36.4 yearsDodge County: 43.8 yearsDoor County: 55.8 yearsDouglas County: 43.4 yearsDunn County: 36.7 yearsEau Claire County: 36.5 yearsFlorence County: 58.3 yearsFond du Lac County: 42.2 yearsForest County: 49.9 yearsGrant County: 37.2 yearsGreen County: 44.6 yearsGreen Lake County: 46.5 yearsIowa County: 44.7 yearsIron County: 57.5 yearsJackson County: 43.9 yearsJefferson County: 42 yearsJuneau County: 46.9 yearsKenosha County: 39.9 yearsKewaunee County: 44.9 yearsLa Crosse County: 38.2 yearsLafayette County: 40.5 yearsLanglade County: 50 yearsLincoln County: 49.3 yearsManitowoc County: 45.4 yearsMarathon County: 41.9 yearsMarinette County: 49.5 yearsMarquette County: 50.6 yearsMenominee County: 35.3 yearsMilwaukee County: 35.7 yearsMonroe County: 40.2 yearsOconto County: 47.8 yearsOneida County: 54.3 yearsOutagamie County: 39.6 yearsOzaukee County: 44.6 yearsPepin County: 46.2 yearsPierce County: 39.1 yearsPolk County: 47.3 yearsPortage County: 39.2 yearsPrice County: 53.8 yearsRacine County: 41.2 yearsRichland County: 45.8 yearsRock County: 40.7 yearsRusk County: 49.8 yearsSt. Croix County: 41.1 yearsSauk County: 42.4 yearsSawyer County: 54.1 yearsShawano County: 45.4 yearsSheboygan County: 42.6 yearsTaylor County: 44.1 yearsTrempealeau County: 40.9 yearsVernon County: 42.4 yearsVilas County: 58.4 yearsWalworth County: 42.7 yearsWashburn County: 54 yearsWashington County: 44.8 yearsWaukesha County: 44.2 yearsWaupaca County: 46.1 yearsWaushara County: 50.5 yearsWinnebago County: 39.6 yearsWood County: 44.3 yearsAlbany County: 28.6 yearsBig Horn County: 42.4 yearsCampbell County: 36.3 yearsCarbon County: 41.9 yearsConverse County: 41.3 yearsCrook County: 44.6 yearsFremont County: 40.6 yearsGoshen County: 44.3 yearsHot Springs County: 50 yearsJohnson County: 49 yearsLaramie County: 39.1 yearsLincoln County: 42.4 yearsNatrona County: 39 yearsNiobrara County: 49.5 yearsPark County: 45.5 yearsPlatte County: 49.4 yearsSheridan County: 44 yearsSublette County: 43.1 yearsSweetwater County: 38.1 yearsTeton County: 41.5 yearsUinta County: 39 yearsWashakie County: 46 yearsWeston County: 46.6 years

Boundaries: U.S. Census Bureau cartographic boundary files.