US counties by median age on 1 July (US county estimates), 2021

Sumter County 68.7 years, the highest of 3144 counties, 2021

Autauga County: 39 yearsBaldwin County: 44.1 yearsBarbour County: 43 yearsBibb County: 40.6 yearsBlount County: 41.2 yearsBullock County: 42.1 yearsButler County: 43.3 yearsCalhoun County: 40 yearsChambers County: 43.5 yearsCherokee County: 47.6 yearsChilton County: 40.2 yearsChoctaw County: 47.8 yearsClarke County: 44.1 yearsClay County: 45.4 yearsCleburne County: 42.8 yearsCoffee County: 38.9 yearsColbert County: 42.6 yearsConecuh County: 47.6 yearsCoosa County: 49.3 yearsCovington County: 43.6 yearsCrenshaw County: 43 yearsCullman County: 41.3 yearsDale County: 38.3 yearsDallas County: 42.5 yearsDeKalb County: 39.9 yearsElmore County: 40.7 yearsEscambia County: 41.6 yearsEtowah County: 42.3 yearsFayette County: 44.2 yearsFranklin County: 38.5 yearsGeneva County: 43.5 yearsGreene County: 44.5 yearsHale County: 41.7 yearsHenry County: 46.1 yearsHouston County: 40.7 yearsJackson County: 44.2 yearsJefferson County: 38.2 yearsLamar County: 45.2 yearsLauderdale County: 40.6 yearsLawrence County: 43.3 yearsLee County: 32.2 yearsLimestone County: 40.1 yearsLowndes County: 46.2 yearsMacon County: 39.9 yearsMadison County: 38.2 yearsMarengo County: 43.5 yearsMarion County: 43.7 yearsMarshall County: 38.7 yearsMobile County: 38.6 yearsMonroe County: 44.1 yearsMontgomery County: 37.8 yearsMorgan County: 40.8 yearsPerry County: 41.5 yearsPickens County: 43.4 yearsPike County: 34.1 yearsRandolph County: 43.7 yearsRussell County: 37.4 yearsSt. Clair County: 40.7 yearsShelby County: 39.5 yearsSumter County: 38.7 yearsTalladega County: 42.9 yearsTallapoosa County: 46.6 yearsTuscaloosa County: 31.9 yearsWalker County: 42.9 yearsWashington County: 44.3 yearsWilcox County: 44.2 yearsWinston County: 45.6 yearsAleutians East Borough: 40.8 yearsAleutians West Census Area: 38.5 yearsAnchorage Municipality: 35.4 yearsBethel Census Area: 27.1 yearsBristol Bay Borough: 39.4 yearsChugach Census Area: 38.6 yearsCopper River Census Area: 45.3 yearsDenali Borough: 41.9 yearsDillingham Census Area: 31.5 yearsFairbanks North Star Borough: 32.6 yearsHaines Borough: 48 yearsHoonah-Angoon Census Area: 46.5 yearsJuneau City and Borough: 39.1 yearsKenai Peninsula Borough: 42.1 yearsKetchikan Gateway Borough: 40.5 yearsKodiak Island Borough: 35.5 yearsKusilvak Census Area: 23.5 yearsLake and Peninsula Borough: 32.2 yearsMatanuska-Susitna Borough: 36.5 yearsNome Census Area: 30.2 yearsNorth Slope Borough: 33.9 yearsNorthwest Arctic Borough: 28.5 yearsPetersburg Borough: 43 yearsPrince of Wales-Hyder Census Area: 42.3 yearsSitka City and Borough: 40.6 yearsSkagway Municipality: 42.2 yearsSoutheast Fairbanks Census Area: 38.1 yearsWrangell City and Borough: 48.9 yearsYakutat City and Borough: 45 yearsYukon-Koyukuk Census Area: 38.2 yearsApache County: 37.9 yearsCochise County: 43.7 yearsCoconino County: 33.3 yearsGila County: 52 yearsGraham County: 34.1 yearsGreenlee County: 34.7 yearsLa Paz County: 54.3 yearsMaricopa County: 37.3 yearsMohave County: 54 yearsNavajo County: 39.3 yearsPima County: 41.3 yearsPinal County: 40.2 yearsSanta Cruz County: 39.9 yearsYavapai County: 55.8 yearsYuma County: 36.3 yearsArkansas County: 43.1 yearsAshley County: 43.8 yearsBaxter County: 52.2 yearsBenton County: 35.5 yearsBoone County: 42.8 yearsBradley County: 40.5 yearsCalhoun County: 44.4 yearsCarroll County: 44.5 yearsChicot County: 44.1 yearsClark County: 34.6 yearsClay County: 43.4 yearsCleburne County: 50.3 yearsCleveland County: 44.9 yearsColumbia County: 36.8 yearsConway County: 41.9 yearsCraighead County: 33.7 yearsCrawford County: 39.9 yearsCrittenden County: 37.3 yearsCross County: 41.1 yearsDallas County: 45.4 yearsDesha County: 41.2 yearsDrew County: 38.3 yearsFaulkner County: 34.4 yearsFranklin County: 41.5 yearsFulton County: 47.6 yearsGarland County: 45.6 yearsGrant County: 41.1 yearsGreene County: 38.3 yearsHempstead County: 40.4 yearsHot Spring County: 42.4 yearsHoward County: 40.2 yearsIndependence County: 38.7 yearsIzard County: 47.4 yearsJackson County: 40.7 yearsJefferson County: 40.7 yearsJohnson County: 38.7 yearsLafayette County: 47.8 yearsLawrence County: 40.5 yearsLee County: 42.6 yearsLincoln County: 40.4 yearsLittle River County: 44.1 yearsLogan County: 43.7 yearsLonoke County: 37.5 yearsMadison County: 41.9 yearsMarion County: 52.6 yearsMiller County: 39.6 yearsMississippi County: 37.5 yearsMonroe County: 47 yearsMontgomery County: 50.2 yearsNevada County: 44.6 yearsNewton County: 51.3 yearsOuachita County: 44 yearsPerry County: 45.5 yearsPhillips County: 41.2 yearsPike County: 43.5 yearsPoinsett County: 40.8 yearsPolk County: 45 yearsPope County: 36.4 yearsPrairie County: 45.9 yearsPulaski County: 38.3 yearsRandolph County: 40.4 yearsSt. Francis County: 42.1 yearsSaline County: 40.1 yearsScott County: 42.3 yearsSearcy County: 49.4 yearsSebastian County: 38 yearsSevier County: 35.9 yearsSharp County: 48 yearsStone County: 49.5 yearsUnion County: 41.4 yearsVan Buren County: 50.4 yearsWashington County: 32 yearsWhite County: 38.5 yearsWoodruff County: 45.9 yearsYell County: 40 yearsAlameda County: 38.4 yearsAlpine County: 51.1 yearsAmador County: 51.4 yearsButte County: 38.1 yearsCalaveras County: 51 yearsColusa County: 35.8 yearsContra Costa County: 40.3 yearsDel Norte County: 40.4 yearsEl Dorado County: 46 yearsFresno County: 33.4 yearsGlenn County: 37.8 yearsHumboldt County: 39.6 yearsImperial County: 34 yearsInyo County: 44.5 yearsKern County: 32.8 yearsKings County: 32.8 yearsLake County: 44.2 yearsLassen County: 37.3 yearsLos Angeles County: 38 yearsMadera County: 34.8 yearsMarin County: 46.8 yearsMariposa County: 51.7 yearsMendocino County: 43.4 yearsMerced County: 31.9 yearsModoc County: 49.7 yearsMono County: 40.2 yearsMonterey County: 35.3 yearsNapa County: 43 yearsNevada County: 49.3 yearsOrange County: 39.2 yearsPlacer County: 42.3 yearsPlumas County: 52.6 yearsRiverside County: 36.8 yearsSacramento County: 37.1 yearsSan Benito County: 36.6 yearsSan Bernardino County: 34.8 yearsSan Diego County: 37.3 yearsSan Francisco County: 39.7 yearsSan Joaquin County: 35.4 yearsSan Luis Obispo County: 41.8 yearsSan Mateo County: 40.6 yearsSanta Barbara County: 36.3 yearsSanta Clara County: 38.1 yearsSanta Cruz County: 41.3 yearsShasta County: 42.3 yearsSierra County: 53.7 yearsSiskiyou County: 48.3 yearsSolano County: 39.1 yearsSonoma County: 43 yearsStanislaus County: 35.4 yearsSutter County: 37.1 yearsTehama County: 40.5 yearsTrinity County: 47.7 yearsTulare County: 32.3 yearsTuolumne County: 48.8 yearsVentura County: 39.8 yearsYolo County: 33.6 yearsYuba County: 34.3 yearsAdams County: 34.7 yearsAlamosa County: 34.2 yearsArapahoe County: 36.8 yearsArchuleta County: 51.9 yearsBaca County: 44.8 yearsBent County: 41.8 yearsBoulder County: 38.2 yearsBroomfield County: 38 yearsChaffee County: 49.3 yearsCheyenne County: 43.7 yearsClear Creek County: 48.1 yearsConejos County: 40.8 yearsCostilla County: 51.3 yearsCrowley County: 41.7 yearsCuster County: 58.4 yearsDelta County: 48.7 yearsDenver County: 34.4 yearsDolores County: 49.3 yearsDouglas County: 39.3 yearsEagle County: 38.6 yearsElbert County: 45.4 yearsEl Paso County: 35.2 yearsFremont County: 45.8 yearsGarfield County: 37.1 yearsGilpin County: 47.8 yearsGrand County: 44.3 yearsGunnison County: 37.4 yearsHinsdale County: 57.2 yearsHuerfano County: 56.4 yearsJackson County: 49.9 yearsJefferson County: 40.4 yearsKiowa County: 44.2 yearsKit Carson County: 40.4 yearsLake County: 36.3 yearsLa Plata County: 42.3 yearsLarimer County: 37.7 yearsLas Animas County: 48.8 yearsLincoln County: 40 yearsLogan County: 39.8 yearsMesa County: 41 yearsMineral County: 57 yearsMoffat County: 38.8 yearsMontezuma County: 45 yearsMontrose County: 45.8 yearsMorgan County: 36.7 yearsOtero County: 41.2 yearsOuray County: 54.3 yearsPark County: 49.5 yearsPhillips County: 40.6 yearsPitkin County: 43.3 yearsProwers County: 38 yearsPueblo County: 40.7 yearsRio Blanco County: 39.5 yearsRio Grande County: 43.9 yearsRoutt County: 42.2 yearsSaguache County: 47.7 yearsSan Juan County: 44.1 yearsSan Miguel County: 41.3 yearsSedgwick County: 50.6 yearsSummit County: 38.7 yearsTeller County: 51.4 yearsWashington County: 42.6 yearsWeld County: 34.7 yearsYuma County: 37.5 yearsCapitol Planning Region: 40.4 yearsGreater Bridgeport Planning Region: 39 yearsLower Connecticut River Valley Planning Region: 46.8 yearsNaugatuck Valley Planning Region: 42.1 yearsNortheastern Connecticut Planning Region: 43.8 yearsNorthwest Hills Planning Region: 48.5 yearsSouth Central Connecticut Planning Region: 40.1 yearsSoutheastern Connecticut Planning Region: 41.1 yearsWestern Connecticut Planning Region: 41 yearsKent County: 38.4 yearsNew Castle County: 39.1 yearsSussex County: 51.4 yearsDistrict of Columbia: 34.3 yearsAlachua County: 32.4 yearsBaker County: 38.1 yearsBay County: 41.8 yearsBradford County: 41.5 yearsBrevard County: 48.2 yearsBroward County: 41.6 yearsCalhoun County: 42.8 yearsCharlotte County: 60.4 yearsCitrus County: 57.9 yearsClay County: 40.2 yearsCollier County: 53.3 yearsColumbia County: 42.8 yearsDeSoto County: 42.9 yearsDixie County: 46.9 yearsDuval County: 37.6 yearsEscambia County: 39.1 yearsFlagler County: 54.2 yearsFranklin County: 51.8 yearsGadsden County: 43.5 yearsGilchrist County: 43.4 yearsGlades County: 46 yearsGulf County: 48.6 yearsHamilton County: 43.6 yearsHardee County: 37 yearsHendry County: 34.9 yearsHernando County: 49.1 yearsHighlands County: 54.6 yearsHillsborough County: 37.6 yearsHolmes County: 42.9 yearsIndian River County: 55.4 yearsJackson County: 42.4 yearsJefferson County: 50.2 yearsLafayette County: 44.8 yearsLake County: 47.9 yearsLee County: 49.8 yearsLeon County: 32.7 yearsLevy County: 48.3 yearsLiberty County: 40.4 yearsMadison County: 45.2 yearsManatee County: 49.7 yearsMarion County: 50.2 yearsMartin County: 53.4 yearsMiami-Dade County: 41.1 yearsMonroe County: 50 yearsNassau County: 47 yearsOkaloosa County: 38.1 yearsOkeechobee County: 41.5 yearsOrange County: 36 yearsOsceola County: 37.5 yearsPalm Beach County: 45.3 yearsPasco County: 44.5 yearsPinellas County: 49.5 yearsPolk County: 40.3 yearsPutnam County: 46.4 yearsSt. Johns County: 43.9 yearsSt. Lucie County: 45.6 yearsSanta Rosa County: 40.3 yearsSarasota County: 57.7 yearsSeminole County: 39.6 yearsSumter County: 68.7 yearsSuwannee County: 44.3 yearsTaylor County: 44.3 yearsUnion County: 40.9 yearsVolusia County: 47.9 yearsWakulla County: 42.5 yearsWalton County: 44.2 yearsWashington County: 43.2 yearsAppling County: 39.9 yearsAtkinson County: 36.9 yearsBacon County: 38.5 yearsBaker County: 46.9 yearsBaldwin County: 38 yearsBanks County: 40.6 yearsBarrow County: 36.4 yearsBartow County: 38.7 yearsBen Hill County: 40.8 yearsBerrien County: 39.5 yearsBibb County: 37.7 yearsBleckley County: 38.9 yearsBrantley County: 40 yearsBrooks County: 44.3 yearsBryan County: 35.4 yearsBulloch County: 29.2 yearsBurke County: 41.8 yearsButts County: 39.7 yearsCalhoun County: 41.7 yearsCamden County: 34.5 yearsCandler County: 40.2 yearsCarroll County: 36.2 yearsCatoosa County: 41.2 yearsCharlton County: 40.4 yearsChatham County: 36.8 yearsChattahoochee County: 23.9 yearsChattooga County: 41 yearsCherokee County: 39.7 yearsClarke County: 28.5 yearsClay County: 46.8 yearsClayton County: 34.5 yearsClinch County: 39.7 yearsCobb County: 37.3 yearsCoffee County: 36.7 yearsColquitt County: 37.8 yearsColumbia County: 37 yearsCook County: 38.7 yearsCoweta County: 39.5 yearsCrawford County: 45.8 yearsCrisp County: 41.5 yearsDade County: 41.7 yearsDawson County: 43.6 yearsDecatur County: 40.1 yearsDeKalb County: 36.1 yearsDodge County: 42 yearsDooly County: 44.2 yearsDougherty County: 38.6 yearsDouglas County: 37.3 yearsEarly County: 43.2 yearsEchols County: 37.3 yearsEffingham County: 36.8 yearsElbert County: 44 yearsEmanuel County: 39 yearsEvans County: 39.7 yearsFannin County: 53.6 yearsFayette County: 44 yearsFloyd County: 38.4 yearsForsyth County: 39 yearsFranklin County: 40.9 yearsFulton County: 35.9 yearsGilmer County: 50 yearsGlascock County: 44 yearsGlynn County: 43.9 yearsGordon County: 39.1 yearsGrady County: 41.2 yearsGreene County: 52.4 yearsGwinnett County: 36.2 yearsHabersham County: 40.1 yearsHall County: 37.9 yearsHancock County: 48 yearsHaralson County: 39.7 yearsHarris County: 43.4 yearsHart County: 45.7 yearsHeard County: 40.9 yearsHenry County: 37.6 yearsHouston County: 36.5 yearsIrwin County: 41 yearsJackson County: 37.9 yearsJasper County: 40.8 yearsJeff Davis County: 37.2 yearsJefferson County: 42.9 yearsJenkins County: 42.6 yearsJohnson County: 44.1 yearsJones County: 41.2 yearsLamar County: 40.1 yearsLanier County: 35.7 yearsLaurens County: 40.5 yearsLee County: 38.5 yearsLiberty County: 28.5 yearsLincoln County: 48.5 yearsLong County: 31.2 yearsLowndes County: 32.6 yearsLumpkin County: 38.7 yearsMcDuffie County: 42.1 yearsMcIntosh County: 50.3 yearsMacon County: 41.1 yearsMadison County: 40.5 yearsMarion County: 45 yearsMeriwether County: 45.6 yearsMiller County: 45.9 yearsMitchell County: 42.5 yearsMonroe County: 42.9 yearsMontgomery County: 38.8 yearsMorgan County: 43.1 yearsMurray County: 39 yearsMuscogee County: 35.8 yearsNewton County: 37.6 yearsOconee County: 40 yearsOglethorpe County: 43.2 yearsPaulding County: 36.5 yearsPeach County: 38.8 yearsPickens County: 48.1 yearsPierce County: 40.2 yearsPike County: 40.2 yearsPolk County: 38.5 yearsPulaski County: 43.4 yearsPutnam County: 48.8 yearsQuitman County: 53.9 yearsRabun County: 50.2 yearsRandolph County: 42.4 yearsRichmond County: 35.4 yearsRockdale County: 39.7 yearsSchley County: 39.1 yearsScreven County: 43 yearsSeminole County: 46.7 yearsSpalding County: 40.4 yearsStephens County: 43.5 yearsStewart County: 41.5 yearsSumter County: 39.1 yearsTalbot County: 51.5 yearsTaliaferro County: 52 yearsTattnall County: 37.5 yearsTaylor County: 45.2 yearsTelfair County: 39.7 yearsTerrell County: 44.4 yearsThomas County: 40.7 yearsTift County: 37.3 yearsToombs County: 38.4 yearsTowns County: 57.6 yearsTreutlen County: 40.7 yearsTroup County: 37.8 yearsTurner County: 40.9 yearsTwiggs County: 50.4 yearsUnion County: 56 yearsUpson County: 42.7 yearsWalker County: 41.4 yearsWalton County: 39.6 yearsWare County: 39.5 yearsWarren County: 46.8 yearsWashington County: 42 yearsWayne County: 39.7 yearsWebster County: 46.8 yearsWheeler County: 39.9 yearsWhite County: 45.2 yearsWhitfield County: 36.3 yearsWilcox County: 42.6 yearsWilkes County: 48 yearsWilkinson County: 44.3 yearsWorth County: 42.4 yearsHawaii County: 44.2 yearsHonolulu County: 40 yearsKalawao County: 59.2 yearsKauai County: 43.2 yearsMaui County: 42.7 yearsAda County: 37.9 yearsAdams County: 54.2 yearsBannock County: 34.8 yearsBear Lake County: 40 yearsBenewah County: 46.9 yearsBingham County: 35.1 yearsBlaine County: 45.7 yearsBoise County: 52.9 yearsBonner County: 49 yearsBonneville County: 33.2 yearsBoundary County: 46.1 yearsButte County: 44.5 yearsCamas County: 50.2 yearsCanyon County: 34.6 yearsCaribou County: 37.5 yearsCassia County: 33.1 yearsClark County: 38.8 yearsClearwater County: 51.9 yearsCuster County: 52.8 yearsElmore County: 33.2 yearsFranklin County: 34.2 yearsFremont County: 37.9 yearsGem County: 44.3 yearsGooding County: 37.5 yearsIdaho County: 51.2 yearsJefferson County: 32.4 yearsJerome County: 33.9 yearsKootenai County: 41.2 yearsLatah County: 31.2 yearsLemhi County: 52.4 yearsLewis County: 47.5 yearsLincoln County: 36.6 yearsMadison County: 22.6 yearsMinidoka County: 35.4 yearsNez Perce County: 41.4 yearsOneida County: 41 yearsOwyhee County: 38.3 yearsPayette County: 39.6 yearsPower County: 35.7 yearsShoshone County: 47.1 yearsTeton County: 38.9 yearsTwin Falls County: 36.2 yearsValley County: 50 yearsWashington County: 45.8 yearsAdams County: 41.4 yearsAlexander County: 48.8 yearsBond County: 41.3 yearsBoone County: 40.3 yearsBrown County: 39.5 yearsBureau County: 45 yearsCalhoun County: 49.1 yearsCarroll County: 46.5 yearsCass County: 39.4 yearsChampaign County: 30.9 yearsChristian County: 43.7 yearsClark County: 43.3 yearsClay County: 42.7 yearsClinton County: 41.4 yearsColes County: 37.8 yearsCook County: 37.8 yearsCrawford County: 43.3 yearsCumberland County: 43.5 yearsDeKalb County: 33.5 yearsDe Witt County: 43.5 yearsDouglas County: 39.3 yearsDuPage County: 40.4 yearsEdgar County: 45.9 yearsEdwards County: 44.7 yearsEffingham County: 40.6 yearsFayette County: 41.7 yearsFord County: 42.9 yearsFranklin County: 44 yearsFulton County: 44.3 yearsGallatin County: 47.8 yearsGreene County: 44 yearsGrundy County: 38.8 yearsHamilton County: 42.8 yearsHancock County: 46.1 yearsHardin County: 52.2 yearsHenderson County: 50.1 yearsHenry County: 43.4 yearsIroquois County: 44.5 yearsJackson County: 33.2 yearsJasper County: 44.4 yearsJefferson County: 42.2 yearsJersey County: 44.3 yearsJo Daviess County: 50.7 yearsJohnson County: 42.9 yearsKane County: 38.5 yearsKankakee County: 39.7 yearsKendall County: 36 yearsKnox County: 43.2 yearsLake County: 39.5 yearsLaSalle County: 42.6 yearsLawrence County: 41.7 yearsLee County: 43.4 yearsLivingston County: 42.2 yearsLogan County: 41.8 yearsMcDonough County: 36 yearsMcHenry County: 40.8 yearsMcLean County: 35 yearsMacon County: 41.4 yearsMacoupin County: 44.4 yearsMadison County: 40.3 yearsMarion County: 42.3 yearsMarshall County: 46.1 yearsMason County: 46.3 yearsMassac County: 44.9 yearsMenard County: 44 yearsMercer County: 44.9 yearsMonroe County: 43.1 yearsMontgomery County: 43.2 yearsMorgan County: 41.8 yearsMoultrie County: 41 yearsOgle County: 42.2 yearsPeoria County: 38.6 yearsPerry County: 42.3 yearsPiatt County: 43.4 yearsPike County: 42.4 yearsPope County: 53.7 yearsPulaski County: 44.9 yearsPutnam County: 46.7 yearsRandolph County: 42.8 yearsRichland County: 43.1 yearsRock Island County: 40.8 yearsSt. Clair County: 39.4 yearsSaline County: 43.3 yearsSangamon County: 41.1 yearsSchuyler County: 48.4 yearsScott County: 46.2 yearsShelby County: 45.5 yearsStark County: 45.5 yearsStephenson County: 45.7 yearsTazewell County: 42 yearsUnion County: 45.4 yearsVermilion County: 41.6 yearsWabash County: 43 yearsWarren County: 40.9 yearsWashington County: 44.5 yearsWayne County: 43 yearsWhite County: 44.7 yearsWhiteside County: 43.9 yearsWill County: 39.1 yearsWilliamson County: 42.1 yearsWinnebago County: 39.9 yearsWoodford County: 41.6 yearsAdams County: 33.6 yearsAllen County: 36.2 yearsBartholomew County: 37.8 yearsBenton County: 40.2 yearsBlackford County: 44.7 yearsBoone County: 38.8 yearsBrown County: 50.6 yearsCarroll County: 42.9 yearsCass County: 40.6 yearsClark County: 39.5 yearsClay County: 41.7 yearsClinton County: 38.4 yearsCrawford County: 45.7 yearsDaviess County: 35.1 yearsDearborn County: 42.6 yearsDecatur County: 40.6 yearsDeKalb County: 39.8 yearsDelaware County: 36.2 yearsDubois County: 41.3 yearsElkhart County: 35.7 yearsFayette County: 43.7 yearsFloyd County: 40.1 yearsFountain County: 43.9 yearsFranklin County: 43.1 yearsFulton County: 42.2 yearsGibson County: 40.3 yearsGrant County: 40.4 yearsGreene County: 43.3 yearsHamilton County: 38.2 yearsHancock County: 40.5 yearsHarrison County: 42.4 yearsHendricks County: 38.6 yearsHenry County: 43.2 yearsHoward County: 41.3 yearsHuntington County: 41.5 yearsJackson County: 38.9 yearsJasper County: 41.3 yearsJay County: 40 yearsJefferson County: 41.1 yearsJennings County: 40.4 yearsJohnson County: 37.9 yearsKnox County: 39.9 yearsKosciusko County: 39.4 yearsLaGrange County: 31.3 yearsLake County: 39.7 yearsLaPorte County: 41.5 yearsLawrence County: 43.8 yearsMadison County: 41.5 yearsMarion County: 34.7 yearsMarshall County: 40.2 yearsMartin County: 43.3 yearsMiami County: 40.9 yearsMonroe County: 30 yearsMontgomery County: 40.4 yearsMorgan County: 43 yearsNewton County: 44.4 yearsNoble County: 39.1 yearsOhio County: 46.6 yearsOrange County: 42.5 yearsOwen County: 45.2 yearsParke County: 40.6 yearsPerry County: 41.9 yearsPike County: 43.7 yearsPorter County: 40.9 yearsPosey County: 43.3 yearsPulaski County: 44.3 yearsPutnam County: 40.2 yearsRandolph County: 43.3 yearsRipley County: 42 yearsRush County: 42.2 yearsSt. Joseph County: 36.8 yearsScott County: 41 yearsShelby County: 41.6 yearsSpencer County: 43.9 yearsStarke County: 43.3 yearsSteuben County: 43 yearsSullivan County: 42 yearsSwitzerland County: 41 yearsTippecanoe County: 29.6 yearsTipton County: 44.2 yearsUnion County: 42.8 yearsVanderburgh County: 38.5 yearsVermillion County: 44 yearsVigo County: 37.3 yearsWabash County: 44.3 yearsWarren County: 44.3 yearsWarrick County: 41.4 yearsWashington County: 42.2 yearsWayne County: 41.2 yearsWells County: 40.8 yearsWhite County: 43.4 yearsWhitley County: 41.7 yearsAdair County: 43.5 yearsAdams County: 46.4 yearsAllamakee County: 43.3 yearsAppanoose County: 45.2 yearsAudubon County: 46.7 yearsBenton County: 42.2 yearsBlack Hawk County: 36.6 yearsBoone County: 42 yearsBremer County: 39.6 yearsBuchanan County: 39.9 yearsBuena Vista County: 36 yearsButler County: 45.1 yearsCalhoun County: 44.4 yearsCarroll County: 42.3 yearsCass County: 45.3 yearsCedar County: 43.6 yearsCerro Gordo County: 44.7 yearsCherokee County: 46 yearsChickasaw County: 43.7 yearsClarke County: 40.4 yearsClay County: 42.7 yearsClayton County: 46.3 yearsClinton County: 42.5 yearsCrawford County: 38.1 yearsDallas County: 35.8 yearsDavis County: 36.4 yearsDecatur County: 38.2 yearsDelaware County: 43.7 yearsDes Moines County: 42.9 yearsDickinson County: 49.2 yearsDubuque County: 39 yearsEmmet County: 43.1 yearsFayette County: 43.9 yearsFloyd County: 43.4 yearsFranklin County: 42.4 yearsFremont County: 45.4 yearsGreene County: 44.7 yearsGrundy County: 42.5 yearsGuthrie County: 46.9 yearsHamilton County: 42.8 yearsHancock County: 45.5 yearsHardin County: 43.7 yearsHarrison County: 43.3 yearsHenry County: 40.9 yearsHoward County: 41.8 yearsHumboldt County: 41.7 yearsIda County: 43.4 yearsIowa County: 42.9 yearsJackson County: 45.3 yearsJasper County: 42 yearsJefferson County: 45.4 yearsJohnson County: 31.5 yearsJones County: 43.5 yearsKeokuk County: 43.2 yearsKossuth County: 46.4 yearsLee County: 44.3 yearsLinn County: 38.5 yearsLouisa County: 42.8 yearsLucas County: 43.4 yearsLyon County: 37.8 yearsMadison County: 41.6 yearsMahaska County: 39.7 yearsMarion County: 41.3 yearsMarshall County: 39.1 yearsMills County: 43.2 yearsMitchell County: 43.4 yearsMonona County: 45.3 yearsMonroe County: 42.6 yearsMontgomery County: 44.3 yearsMuscatine County: 39.9 yearsO'Brien County: 41.4 yearsOsceola County: 42.9 yearsPage County: 43.5 yearsPalo Alto County: 43.8 yearsPlymouth County: 40.8 yearsPocahontas County: 45.1 yearsPolk County: 36.2 yearsPottawattamie County: 40.3 yearsPoweshiek County: 40.6 yearsRinggold County: 45.4 yearsSac County: 45.7 yearsScott County: 39.3 yearsShelby County: 46.1 yearsSioux County: 33.7 yearsStory County: 26.9 yearsTama County: 42.3 yearsTaylor County: 43 yearsUnion County: 41.3 yearsVan Buren County: 44.1 yearsWapello County: 39 yearsWarren County: 38.7 yearsWashington County: 41 yearsWayne County: 39.7 yearsWebster County: 39.9 yearsWinnebago County: 42.7 yearsWinneshiek County: 43.1 yearsWoodbury County: 35.9 yearsWorth County: 44 yearsWright County: 41.1 yearsAllen County: 41.7 yearsAnderson County: 41.7 yearsAtchison County: 37.2 yearsBarber County: 46.3 yearsBarton County: 40.4 yearsBourbon County: 38.5 yearsBrown County: 41.7 yearsButler County: 38.4 yearsChase County: 45 yearsChautauqua County: 45.4 yearsCherokee County: 42.2 yearsCheyenne County: 45 yearsClark County: 42.3 yearsClay County: 44.7 yearsCloud County: 40.9 yearsCoffey County: 44.9 yearsComanche County: 46.6 yearsCowley County: 38.9 yearsCrawford County: 34.3 yearsDecatur County: 50.5 yearsDickinson County: 43.3 yearsDoniphan County: 41 yearsDouglas County: 32.2 yearsEdwards County: 45.1 yearsElk County: 50.8 yearsEllis County: 34.2 yearsEllsworth County: 43.6 yearsFinney County: 32 yearsFord County: 31.4 yearsFranklin County: 40.1 yearsGeary County: 28.1 yearsGove County: 40.8 yearsGraham County: 49.1 yearsGrant County: 34.1 yearsGray County: 37.1 yearsGreeley County: 40.1 yearsGreenwood County: 49 yearsHamilton County: 35.4 yearsHarper County: 43.8 yearsHarvey County: 41 yearsHaskell County: 35.5 yearsHodgeman County: 45.9 yearsJackson County: 41.2 yearsJefferson County: 43.7 yearsJewell County: 50.2 yearsJohnson County: 38.5 yearsKearny County: 36.1 yearsKingman County: 45.1 yearsKiowa County: 41.3 yearsLabette County: 40.3 yearsLane County: 46.2 yearsLeavenworth County: 38.6 yearsLincoln County: 46.9 yearsLinn County: 45.6 yearsLogan County: 40.2 yearsLyon County: 35.3 yearsMcPherson County: 40 yearsMarion County: 44.8 yearsMarshall County: 43.4 yearsMeade County: 38.8 yearsMiami County: 41.3 yearsMitchell County: 45.2 yearsMontgomery County: 41.1 yearsMorris County: 46.4 yearsMorton County: 42.8 yearsNemaha County: 40.3 yearsNeosho County: 40.2 yearsNess County: 49.3 yearsNorton County: 42.1 yearsOsage County: 44 yearsOsborne County: 49.1 yearsOttawa County: 43.7 yearsPawnee County: 42.6 yearsPhillips County: 46.5 yearsPottawatomie County: 36.4 yearsPratt County: 39.6 yearsRawlins County: 46.3 yearsReno County: 41.1 yearsRepublic County: 48 yearsRice County: 39.4 yearsRiley County: 25.5 yearsRooks County: 45.3 yearsRush County: 48.6 yearsRussell County: 44.5 yearsSaline County: 40 yearsScott County: 38.7 yearsSedgwick County: 36.3 yearsSeward County: 30.9 yearsShawnee County: 39.9 yearsSheridan County: 42.1 yearsSherman County: 38.5 yearsSmith County: 51.7 yearsStafford County: 43.3 yearsStanton County: 36.2 yearsStevens County: 36.3 yearsSumner County: 41.6 yearsThomas County: 36.6 yearsTrego County: 49 yearsWabaunsee County: 43.2 yearsWallace County: 41 yearsWashington County: 43.4 yearsWichita County: 39.3 yearsWilson County: 43.7 yearsWoodson County: 46.6 yearsWyandotte County: 34.7 yearsAdair County: 40.7 yearsAllen County: 41.1 yearsAnderson County: 42.2 yearsBallard County: 45.2 yearsBarren County: 40.8 yearsBath County: 39.8 yearsBell County: 41.6 yearsBoone County: 37.8 yearsBourbon County: 42.3 yearsBoyd County: 42.8 yearsBoyle County: 40.8 yearsBracken County: 42 yearsBreathitt County: 42.7 yearsBreckinridge County: 42.8 yearsBullitt County: 40.9 yearsButler County: 41.3 yearsCaldwell County: 43.8 yearsCalloway County: 36.2 yearsCampbell County: 38.9 yearsCarlisle County: 43.4 yearsCarroll County: 38.4 yearsCarter County: 42.8 yearsCasey County: 41.4 yearsChristian County: 29.5 yearsClark County: 41.5 yearsClay County: 40.8 yearsClinton County: 43.1 yearsCrittenden County: 44 yearsCumberland County: 46 yearsDaviess County: 39 yearsEdmonson County: 43.5 yearsElliott County: 42.4 yearsEstill County: 44.2 yearsFayette County: 35.5 yearsFleming County: 41.2 yearsFloyd County: 42.9 yearsFranklin County: 41.3 yearsFulton County: 43.1 yearsGallatin County: 38.8 yearsGarrard County: 43 yearsGrant County: 37.5 yearsGraves County: 40.4 yearsGrayson County: 41.6 yearsGreen County: 44.2 yearsGreenup County: 44 yearsHancock County: 41.8 yearsHardin County: 37.9 yearsHarlan County: 42 yearsHarrison County: 42.5 yearsHart County: 39.9 yearsHenderson County: 41.3 yearsHenry County: 42.1 yearsHickman County: 49.3 yearsHopkins County: 41.8 yearsJackson County: 41.9 yearsJefferson County: 38.8 yearsJessamine County: 38.2 yearsJohnson County: 42.9 yearsKenton County: 37.7 yearsKnott County: 43.6 yearsKnox County: 40.6 yearsLarue County: 41.4 yearsLaurel County: 40.3 yearsLawrence County: 41.9 yearsLee County: 42.5 yearsLeslie County: 43.6 yearsLetcher County: 43.5 yearsLewis County: 42 yearsLincoln County: 41.9 yearsLivingston County: 46.6 yearsLogan County: 40.2 yearsLyon County: 50.3 yearsMcCracken County: 42.4 yearsMcCreary County: 40 yearsMcLean County: 43.4 yearsMadison County: 35.7 yearsMagoffin County: 43.5 yearsMarion County: 40.7 yearsMarshall County: 45.9 yearsMartin County: 40.4 yearsMason County: 42.2 yearsMeade County: 38.9 yearsMenifee County: 44.2 yearsMercer County: 43.1 yearsMetcalfe County: 41.7 yearsMonroe County: 42.3 yearsMontgomery County: 40.1 yearsMorgan County: 41.5 yearsMuhlenberg County: 42.3 yearsNelson County: 40.8 yearsNicholas County: 41.4 yearsOhio County: 40.9 yearsOldham County: 40.2 yearsOwen County: 42.4 yearsOwsley County: 44.2 yearsPendleton County: 42 yearsPerry County: 42.1 yearsPike County: 43.9 yearsPowell County: 40.4 yearsPulaski County: 42.8 yearsRobertson County: 46.5 yearsRockcastle County: 44 yearsRowan County: 32.9 yearsRussell County: 43.4 yearsScott County: 36.3 yearsShelby County: 39.7 yearsSimpson County: 40.1 yearsSpencer County: 41.9 yearsTaylor County: 38.8 yearsTodd County: 37.6 yearsTrigg County: 46.9 yearsTrimble County: 43.7 yearsUnion County: 41.5 yearsWarren County: 33.9 yearsWashington County: 42.3 yearsWayne County: 43.4 yearsWebster County: 41.5 yearsWhitley County: 37.5 yearsWolfe County: 41.6 yearsWoodford County: 43.1 yearsAcadia Parish: 38.8 yearsAllen Parish: 39.3 yearsAscension Parish: 36.4 yearsAssumption Parish: 43.5 yearsAvoyelles Parish: 40.4 yearsBeauregard Parish: 38.6 yearsBienville Parish: 43.6 yearsBossier Parish: 36.4 yearsCaddo Parish: 39.6 yearsCalcasieu Parish: 38 yearsCaldwell Parish: 41 yearsCameron Parish: 41.6 yearsCatahoula Parish: 41.1 yearsClaiborne Parish: 44.7 yearsConcordia Parish: 40 yearsDe Soto Parish: 41.1 yearsEast Baton Rouge Parish: 35.3 yearsEast Carroll Parish: 36.5 yearsEast Feliciana Parish: 45.8 yearsEvangeline Parish: 39 yearsFranklin Parish: 40.4 yearsGrant Parish: 39.1 yearsIberia Parish: 39.4 yearsIberville Parish: 42 yearsJackson Parish: 42.9 yearsJefferson Parish: 40 yearsJefferson Davis Parish: 38.7 yearsLafayette Parish: 36.5 yearsLafourche Parish: 38.8 yearsLaSalle Parish: 37.8 yearsLincoln Parish: 29.6 yearsLivingston Parish: 36.5 yearsMadison Parish: 38.3 yearsMorehouse Parish: 42.4 yearsNatchitoches Parish: 36.8 yearsOrleans Parish: 37 yearsOuachita Parish: 36.6 yearsPlaquemines Parish: 37.1 yearsPointe Coupee Parish: 44 yearsRapides Parish: 39.1 yearsRed River Parish: 40.1 yearsRichland Parish: 40.4 yearsSabine Parish: 42.9 yearsSt. Bernard Parish: 35.2 yearsSt. Charles Parish: 39.1 yearsSt. Helena Parish: 42.7 yearsSt. James Parish: 41.4 yearsSt. John the Baptist Parish: 39.9 yearsSt. Landry Parish: 39.2 yearsSt. Martin Parish: 40.2 yearsSt. Mary Parish: 40.5 yearsSt. Tammany Parish: 41 yearsTangipahoa Parish: 36.4 yearsTensas Parish: 47.6 yearsTerrebonne Parish: 38.3 yearsUnion Parish: 44.4 yearsVermilion Parish: 39.2 yearsVernon Parish: 32.9 yearsWashington Parish: 41.3 yearsWebster Parish: 43.3 yearsWest Baton Rouge Parish: 37.3 yearsWest Carroll Parish: 44 yearsWest Feliciana Parish: 45 yearsWinn Parish: 39.9 yearsAndroscoggin County: 40.8 yearsAroostook County: 48.9 yearsCumberland County: 42.5 yearsFranklin County: 46.2 yearsHancock County: 49.5 yearsKennebec County: 44.2 yearsKnox County: 49.9 yearsLincoln County: 52.1 yearsOxford County: 47.5 yearsPenobscot County: 42 yearsPiscataquis County: 51.2 yearsSagadahoc County: 47.6 yearsSomerset County: 47 yearsWaldo County: 47.5 yearsWashington County: 49.4 yearsYork County: 45.6 yearsAllegany County: 43.3 yearsAnne Arundel County: 38.6 yearsBaltimore County: 39.3 yearsCalvert County: 40.6 yearsCaroline County: 39.8 yearsCarroll County: 41.8 yearsCecil County: 40.7 yearsCharles County: 38.8 yearsDorchester County: 44.8 yearsFrederick County: 38.7 yearsGarrett County: 46.9 yearsHarford County: 40.7 yearsHoward County: 39.2 yearsKent County: 49.1 yearsMontgomery County: 39.8 yearsPrince George's County: 37.3 yearsQueen Anne's County: 44.4 yearsSt. Mary's County: 37.1 yearsSomerset County: 39.4 yearsTalbot County: 50.9 yearsWashington County: 40.9 yearsWicomico County: 37.7 yearsWorcester County: 50.4 yearsBaltimore city: 35.7 yearsBarnstable County: 55.5 yearsBerkshire County: 47.3 yearsBristol County: 41.4 yearsDukes County: 49.6 yearsEssex County: 41.4 yearsFranklin County: 47.1 yearsHampden County: 40.1 yearsHampshire County: 37.6 yearsMiddlesex County: 38.9 yearsNantucket County: 41.4 yearsNorfolk County: 41.2 yearsPlymouth County: 43.4 yearsSuffolk County: 32.7 yearsWorcester County: 40.3 yearsAlcona County: 58.6 yearsAlger County: 49.7 yearsAllegan County: 40.6 yearsAlpena County: 47.9 yearsAntrim County: 52 yearsArenac County: 50.7 yearsBaraga County: 46.1 yearsBarry County: 42.6 yearsBay County: 44.2 yearsBenzie County: 51 yearsBerrien County: 43.1 yearsBranch County: 40.7 yearsCalhoun County: 40.4 yearsCass County: 45 yearsCharlevoix County: 50.2 yearsCheboygan County: 51.4 yearsChippewa County: 41.7 yearsClare County: 48.2 yearsClinton County: 40.5 yearsCrawford County: 50.9 yearsDelta County: 47.6 yearsDickinson County: 46.8 yearsEaton County: 41.6 yearsEmmet County: 47.3 yearsGenesee County: 40.9 yearsGladwin County: 51 yearsGogebic County: 51.3 yearsGrand Traverse County: 43.5 yearsGratiot County: 40.6 yearsHillsdale County: 42.6 yearsHoughton County: 33.3 yearsHuron County: 49.7 yearsIngham County: 35.1 yearsIonia County: 39.5 yearsIosco County: 53.6 yearsIron County: 53.9 yearsIsabella County: 30.4 yearsJackson County: 41.4 yearsKalamazoo County: 36.3 yearsKalkaska County: 45.9 yearsKent County: 35.8 yearsKeweenaw County: 57.1 yearsLake County: 51.7 yearsLapeer County: 44.5 yearsLeelanau County: 55.4 yearsLenawee County: 42.5 yearsLivingston County: 43.6 yearsLuce County: 46.9 yearsMackinac County: 53.2 yearsMacomb County: 41.4 yearsManistee County: 50.4 yearsMarquette County: 40.4 yearsMason County: 47.3 yearsMecosta County: 39.3 yearsMenominee County: 49.9 yearsMidland County: 42 yearsMissaukee County: 43.9 yearsMonroe County: 42.5 yearsMontcalm County: 41.1 yearsMontmorency County: 56.7 yearsMuskegon County: 40.4 yearsNewaygo County: 43.2 yearsOakland County: 41.1 yearsOceana County: 44 yearsOgemaw County: 51 yearsOntonagon County: 59.1 yearsOsceola County: 43.3 yearsOscoda County: 53.5 yearsOtsego County: 45.1 yearsOttawa County: 36.5 yearsPresque Isle County: 56.2 yearsRoscommon County: 56.7 yearsSaginaw County: 41.3 yearsSt. Clair County: 44.4 yearsSt. Joseph County: 39.9 yearsSanilac County: 45.4 yearsSchoolcraft County: 53 yearsShiawassee County: 43.4 yearsTuscola County: 44.7 yearsVan Buren County: 42.1 yearsWashtenaw County: 35.5 yearsWayne County: 37.8 yearsWexford County: 42.1 yearsAitkin County: 56.6 yearsAnoka County: 38.8 yearsBecker County: 43.5 yearsBeltrami County: 35.8 yearsBenton County: 37.1 yearsBig Stone County: 47.1 yearsBlue Earth County: 32.3 yearsBrown County: 42.9 yearsCarlton County: 42 yearsCarver County: 39 yearsCass County: 50.4 yearsChippewa County: 41.5 yearsChisago County: 40.8 yearsClay County: 34 yearsClearwater County: 41.9 yearsCook County: 53.5 yearsCottonwood County: 41.8 yearsCrow Wing County: 45 yearsDakota County: 38.9 yearsDodge County: 38.4 yearsDouglas County: 44.1 yearsFaribault County: 44.4 yearsFillmore County: 43 yearsFreeborn County: 43.7 yearsGoodhue County: 42.7 yearsGrant County: 43 yearsHennepin County: 37 yearsHouston County: 44.9 yearsHubbard County: 47 yearsIsanti County: 40 yearsItasca County: 46.6 yearsJackson County: 43.6 yearsKanabec County: 44.7 yearsKandiyohi County: 39.6 yearsKittson County: 48.2 yearsKoochiching County: 50.4 yearsLac qui Parle County: 47.2 yearsLake County: 50 yearsLake of the Woods County: 50.6 yearsLe Sueur County: 41.6 yearsLincoln County: 45.6 yearsLyon County: 37.1 yearsMcLeod County: 41.8 yearsMahnomen County: 37.7 yearsMarshall County: 43.1 yearsMartin County: 44.6 yearsMeeker County: 42.8 yearsMille Lacs County: 41.5 yearsMorrison County: 42.6 yearsMower County: 38.6 yearsMurray County: 47.1 yearsNicollet County: 37.6 yearsNobles County: 35 yearsNorman County: 44.7 yearsOlmsted County: 37.4 yearsOtter Tail County: 46.5 yearsPennington County: 40.4 yearsPine County: 45.4 yearsPipestone County: 41.6 yearsPolk County: 39.5 yearsPope County: 45.5 yearsRamsey County: 36 yearsRed Lake County: 42.5 yearsRedwood County: 40.6 yearsRenville County: 43.3 yearsRice County: 37.6 yearsRock County: 41.7 yearsRoseau County: 42.7 yearsSt. Louis County: 41.6 yearsScott County: 37.8 yearsSherburne County: 36.9 yearsSibley County: 42.3 yearsStearns County: 36.3 yearsSteele County: 40.2 yearsStevens County: 34 yearsSwift County: 42.7 yearsTodd County: 41.9 yearsTraverse County: 46.4 yearsWabasha County: 45.3 yearsWadena County: 42 yearsWaseca County: 40.8 yearsWashington County: 40.1 yearsWatonwan County: 39.7 yearsWilkin County: 42.6 yearsWinona County: 37 yearsWright County: 37.5 yearsYellow Medicine County: 43 yearsAdams County: 44.3 yearsAlcorn County: 41.2 yearsAmite County: 49 yearsAttala County: 41.3 yearsBenton County: 43.7 yearsBolivar County: 37.9 yearsCalhoun County: 44.8 yearsCarroll County: 47.8 yearsChickasaw County: 41 yearsChoctaw County: 44.4 yearsClaiborne County: 36.1 yearsClarke County: 42.5 yearsClay County: 42.4 yearsCoahoma County: 37.2 yearsCopiah County: 40.8 yearsCovington County: 40.7 yearsDeSoto County: 37.6 yearsForrest County: 33.2 yearsFranklin County: 44.7 yearsGeorge County: 37.9 yearsGreene County: 40.4 yearsGrenada County: 41.7 yearsHancock County: 44.9 yearsHarrison County: 38.5 yearsHinds County: 37.9 yearsHolmes County: 38.6 yearsHumphreys County: 40.5 yearsIssaquena County: 39.3 yearsItawamba County: 40.1 yearsJackson County: 40 yearsJasper County: 43.2 yearsJefferson County: 41.3 yearsJefferson Davis County: 45.2 yearsJones County: 38.9 yearsKemper County: 40.9 yearsLafayette County: 30.1 yearsLamar County: 35.3 yearsLauderdale County: 39.5 yearsLawrence County: 41.8 yearsLeake County: 38.4 yearsLee County: 39.2 yearsLeflore County: 36.7 yearsLincoln County: 40.7 yearsLowndes County: 38.2 yearsMadison County: 39.7 yearsMarion County: 41.1 yearsMarshall County: 43.5 yearsMonroe County: 42.9 yearsMontgomery County: 45.5 yearsNeshoba County: 37.6 yearsNewton County: 38.9 yearsNoxubee County: 39.5 yearsOktibbeha County: 26.5 yearsPanola County: 40 yearsPearl River County: 41.6 yearsPerry County: 42.8 yearsPike County: 39.8 yearsPontotoc County: 38.1 yearsPrentiss County: 38.3 yearsQuitman County: 43.4 yearsRankin County: 38.9 yearsScott County: 36.6 yearsSharkey County: 43.2 yearsSimpson County: 40.6 yearsSmith County: 43.2 yearsStone County: 39.4 yearsSunflower County: 39.9 yearsTallahatchie County: 40.8 yearsTate County: 38.8 yearsTippah County: 40.3 yearsTishomingo County: 45 yearsTunica County: 35.5 yearsUnion County: 39.7 yearsWalthall County: 43.6 yearsWarren County: 41.2 yearsWashington County: 40.5 yearsWayne County: 40.2 yearsWebster County: 41.8 yearsWilkinson County: 41.8 yearsWinston County: 42.4 yearsYalobusha County: 46 yearsYazoo County: 39.9 yearsAdair County: 29.5 yearsAndrew County: 42 yearsAtchison County: 46.9 yearsAudrain County: 39.7 yearsBarry County: 42.8 yearsBarton County: 41.3 yearsBates County: 42.3 yearsBenton County: 53.4 yearsBollinger County: 44.7 yearsBoone County: 32.1 yearsBuchanan County: 39.1 yearsButler County: 40.2 yearsCaldwell County: 43.5 yearsCallaway County: 39.6 yearsCamden County: 51.9 yearsCape Girardeau County: 37.3 yearsCarroll County: 44.8 yearsCarter County: 44.3 yearsCass County: 40.2 yearsCedar County: 42.8 yearsChariton County: 46.6 yearsChristian County: 38.4 yearsClark County: 43.2 yearsClay County: 37.5 yearsClinton County: 42.2 yearsCole County: 40 yearsCooper County: 41.3 yearsCrawford County: 43.6 yearsDade County: 47.4 yearsDallas County: 42.4 yearsDaviess County: 41.3 yearsDeKalb County: 42.1 yearsDent County: 44.8 yearsDouglas County: 46.2 yearsDunklin County: 40.5 yearsFranklin County: 41.8 yearsGasconade County: 46.7 yearsGentry County: 39.9 yearsGreene County: 36.9 yearsGrundy County: 39.7 yearsHarrison County: 42.9 yearsHenry County: 44.2 yearsHickory County: 55.6 yearsHolt County: 47.2 yearsHoward County: 39.2 yearsHowell County: 41.2 yearsIron County: 45.5 yearsJackson County: 37 yearsJasper County: 36.3 yearsJefferson County: 40.5 yearsJohnson County: 31.8 yearsKnox County: 43.5 yearsLaclede County: 40.6 yearsLafayette County: 41.8 yearsLawrence County: 39.5 yearsLewis County: 39.6 yearsLincoln County: 37.2 yearsLinn County: 42.9 yearsLivingston County: 40.9 yearsMcDonald County: 37.8 yearsMacon County: 42.9 yearsMadison County: 42.1 yearsMaries County: 45.3 yearsMarion County: 40.2 yearsMercer County: 43.4 yearsMiller County: 41.2 yearsMississippi County: 42.5 yearsMoniteau County: 38.9 yearsMonroe County: 45.4 yearsMontgomery County: 44.5 yearsMorgan County: 45.9 yearsNew Madrid County: 42.4 yearsNewton County: 40.2 yearsNodaway County: 32.5 yearsOregon County: 46.2 yearsOsage County: 41.1 yearsOzark County: 51.1 yearsPemiscot County: 39 yearsPerry County: 42.1 yearsPettis County: 37.9 yearsPhelps County: 35.5 yearsPike County: 40.7 yearsPlatte County: 38.7 yearsPolk County: 38.9 yearsPulaski County: 27.5 yearsPutnam County: 45.5 yearsRalls County: 46.2 yearsRandolph County: 40.6 yearsRay County: 42.3 yearsReynolds County: 46.7 yearsRipley County: 42.9 yearsSt. Charles County: 39.6 yearsSt. Clair County: 48.3 yearsSte. Genevieve County: 43.8 yearsSt. Francois County: 40.4 yearsSt. Louis County: 40.6 yearsSaline County: 36.9 yearsSchuyler County: 39.9 yearsScotland County: 36.3 yearsScott County: 40 yearsShannon County: 46.4 yearsShelby County: 42.8 yearsStoddard County: 42.3 yearsStone County: 54.1 yearsSullivan County: 42 yearsTaney County: 42.5 yearsTexas County: 42.7 yearsVernon County: 39.9 yearsWarren County: 40.7 yearsWashington County: 41.8 yearsWayne County: 48.8 yearsWebster County: 37.2 yearsWorth County: 49.3 yearsWright County: 40.2 yearsSt. Louis city: 35.9 yearsBeaverhead County: 43.6 yearsBig Horn County: 31.7 yearsBlaine County: 34.9 yearsBroadwater County: 45.9 yearsCarbon County: 49.8 yearsCarter County: 44.3 yearsCascade County: 38.9 yearsChouteau County: 42.3 yearsCuster County: 41 yearsDaniels County: 46 yearsDawson County: 41.6 yearsDeer Lodge County: 50 yearsFallon County: 39.5 yearsFergus County: 46.9 yearsFlathead County: 42.5 yearsGallatin County: 33.7 yearsGarfield County: 43.3 yearsGlacier County: 33.5 yearsGolden Valley County: 52.3 yearsGranite County: 51.5 yearsHill County: 35.2 yearsJefferson County: 48.8 yearsJudith Basin County: 51.5 yearsLake County: 44.6 yearsLewis and Clark County: 41.3 yearsLiberty County: 42.8 yearsLincoln County: 53.1 yearsMcCone County: 47.4 yearsMadison County: 52.6 yearsMeagher County: 53.6 yearsMineral County: 51.9 yearsMissoula County: 37.9 yearsMusselshell County: 50.1 yearsPark County: 46.7 yearsPetroleum County: 54.7 yearsPhillips County: 44.7 yearsPondera County: 41.9 yearsPowder River County: 51.3 yearsPowell County: 46 yearsPrairie County: 53.1 yearsRavalli County: 49.8 yearsRichland County: 38.9 yearsRoosevelt County: 32.1 yearsRosebud County: 37.7 yearsSanders County: 55 yearsSheridan County: 46.4 yearsSilver Bow County: 41.6 yearsStillwater County: 48.5 yearsSweet Grass County: 48.6 yearsTeton County: 44.5 yearsToole County: 40 yearsTreasure County: 44.6 yearsValley County: 44.3 yearsWheatland County: 47.1 yearsWibaux County: 49.8 yearsYellowstone County: 38.9 yearsAdams County: 38.4 yearsAntelope County: 43.3 yearsArthur County: 42.7 yearsBanner County: 44.8 yearsBlaine County: 51.3 yearsBoone County: 43.7 yearsBox Butte County: 41.2 yearsBoyd County: 53.8 yearsBrown County: 46.1 yearsBuffalo County: 34.8 yearsBurt County: 46.6 yearsButler County: 42.9 yearsCass County: 42.2 yearsCedar County: 43 yearsChase County: 43.8 yearsCherry County: 43 yearsCheyenne County: 42.7 yearsClay County: 42 yearsColfax County: 34.6 yearsCuming County: 41.4 yearsCuster County: 43.3 yearsDakota County: 33.8 yearsDawes County: 36.4 yearsDawson County: 36.5 yearsDeuel County: 50.7 yearsDixon County: 41.9 yearsDodge County: 38.8 yearsDouglas County: 35.1 yearsDundy County: 49.8 yearsFillmore County: 45.2 yearsFranklin County: 48.1 yearsFrontier County: 42.7 yearsFurnas County: 46.2 yearsGage County: 44.3 yearsGarden County: 52.7 yearsGarfield County: 47.6 yearsGosper County: 49.3 yearsGrant County: 41.9 yearsGreeley County: 47.4 yearsHall County: 36.3 yearsHamilton County: 41.2 yearsHarlan County: 50 yearsHayes County: 45.5 yearsHitchcock County: 47.6 yearsHolt County: 43.1 yearsHooker County: 47.5 yearsHoward County: 42.9 yearsJefferson County: 45.3 yearsJohnson County: 41.9 yearsKearney County: 41 yearsKeith County: 47.8 yearsKeya Paha County: 49 yearsKimball County: 49.7 yearsKnox County: 44.3 yearsLancaster County: 35.1 yearsLincoln County: 41.7 yearsLogan County: 46.1 yearsLoup County: 51.5 yearsMcPherson County: 48 yearsMadison County: 37.6 yearsMerrick County: 42.8 yearsMorrill County: 43.6 yearsNance County: 43.7 yearsNemaha County: 39 yearsNuckolls County: 49.6 yearsOtoe County: 42.6 yearsPawnee County: 47.6 yearsPerkins County: 42.5 yearsPhelps County: 41.8 yearsPierce County: 40.9 yearsPlatte County: 38.5 yearsPolk County: 45.8 yearsRed Willow County: 41.4 yearsRichardson County: 46.5 yearsRock County: 48.8 yearsSaline County: 36.5 yearsSarpy County: 35.7 yearsSaunders County: 40.9 yearsScotts Bluff County: 40.5 yearsSeward County: 38.4 yearsSheridan County: 46.4 yearsSherman County: 47.4 yearsSioux County: 50.3 yearsStanton County: 40.2 yearsThayer County: 46.9 yearsThomas County: 45.4 yearsThurston County: 28.7 yearsValley County: 44.5 yearsWashington County: 42.4 yearsWayne County: 29.4 yearsWebster County: 44.6 yearsWheeler County: 49.4 yearsYork County: 40.1 yearsChurchill County: 40.2 yearsClark County: 38.1 yearsDouglas County: 54.8 yearsElko County: 34.4 yearsEsmeralda County: 52.7 yearsEureka County: 45 yearsHumboldt County: 36.6 yearsLander County: 38.9 yearsLincoln County: 43.8 yearsLyon County: 42.6 yearsMineral County: 46.8 yearsNye County: 53.8 yearsPershing County: 42.2 yearsStorey County: 54.4 yearsWashoe County: 38.5 yearsWhite Pine County: 40.3 yearsCarson City: 43.7 yearsBelknap County: 49.5 yearsCarroll County: 55.1 yearsCheshire County: 43.9 yearsCoos County: 50.5 yearsGrafton County: 44.9 yearsHillsborough County: 41 yearsMerrimack County: 43.4 yearsRockingham County: 45.3 yearsStrafford County: 39.1 yearsSullivan County: 47.3 yearsAtlantic County: 42.5 yearsBergen County: 42 yearsBurlington County: 41.5 yearsCamden County: 39 yearsCape May County: 51.8 yearsCumberland County: 38 yearsEssex County: 37.5 yearsGloucester County: 40 yearsHudson County: 35.3 yearsHunterdon County: 46.5 yearsMercer County: 39 yearsMiddlesex County: 38.9 yearsMonmouth County: 43.3 yearsMorris County: 42.5 yearsOcean County: 41.1 yearsPassaic County: 37.8 yearsSalem County: 41.7 yearsSomerset County: 42 yearsSussex County: 44.5 yearsUnion County: 38.8 yearsWarren County: 44.1 yearsBernalillo County: 39.2 yearsCatron County: 62.1 yearsChaves County: 36.3 yearsCibola County: 38.6 yearsColfax County: 50 yearsCurry County: 32.5 yearsDe Baca County: 51.7 yearsDoña Ana County: 35.8 yearsEddy County: 36 yearsGrant County: 50 yearsGuadalupe County: 41.8 yearsHarding County: 59.6 yearsHidalgo County: 43.9 yearsLea County: 32.6 yearsLincoln County: 53.7 yearsLos Alamos County: 41.5 yearsLuna County: 39.1 yearsMcKinley County: 34.7 yearsMora County: 53.8 yearsOtero County: 36.9 yearsQuay County: 47.9 yearsRio Arriba County: 43.3 yearsRoosevelt County: 31.3 yearsSandoval County: 41.4 yearsSan Juan County: 36.9 yearsSan Miguel County: 44.7 yearsSanta Fe County: 48.5 yearsSierra County: 57.3 yearsSocorro County: 39.1 yearsTaos County: 50.5 yearsTorrance County: 45.2 yearsUnion County: 43 yearsValencia County: 39.7 yearsAlbany County: 38.9 yearsAllegany County: 38.7 yearsBronx County: 36 yearsBroome County: 39.6 yearsCattaraugus County: 42.6 yearsCayuga County: 43.8 yearsChautauqua County: 43 yearsChemung County: 42 yearsChenango County: 45.5 yearsClinton County: 41.6 yearsColumbia County: 49 yearsCortland County: 38.5 yearsDelaware County: 48.3 yearsDutchess County: 42.4 yearsErie County: 40 yearsEssex County: 48 yearsFranklin County: 42.2 yearsFulton County: 44.6 yearsGenesee County: 43.6 yearsGreene County: 46.5 yearsHamilton County: 58 yearsHerkimer County: 44.2 yearsJefferson County: 33.6 yearsKings County: 35.7 yearsLewis County: 42.4 yearsLivingston County: 42 yearsMadison County: 41.9 yearsMonroe County: 39.7 yearsMontgomery County: 40.6 yearsNassau County: 41.8 yearsNew York County: 38.4 yearsNiagara County: 43.5 yearsOneida County: 41 yearsOnondaga County: 39.4 yearsOntario County: 44.3 yearsOrange County: 37.1 yearsOrleans County: 43 yearsOswego County: 40.5 yearsOtsego County: 39.9 yearsPutnam County: 44.2 yearsQueens County: 39.7 yearsRensselaer County: 39.8 yearsRichmond County: 40.4 yearsRockland County: 34.6 yearsSt. Lawrence County: 39 yearsSaratoga County: 43.5 yearsSchenectady County: 39.4 yearsSchoharie County: 45.2 yearsSchuyler County: 47.1 yearsSeneca County: 42.5 yearsSteuben County: 43.2 yearsSuffolk County: 41.7 yearsSullivan County: 41.7 yearsTioga County: 44.5 yearsTompkins County: 32.8 yearsUlster County: 44.2 yearsWarren County: 47.7 yearsWashington County: 44.7 yearsWayne County: 43.9 yearsWestchester County: 41.3 yearsWyoming County: 43.3 yearsYates County: 41.4 yearsAlamance County: 39.4 yearsAlexander County: 44.2 yearsAlleghany County: 51.2 yearsAnson County: 43.8 yearsAshe County: 50.3 yearsAvery County: 47.2 yearsBeaufort County: 48.4 yearsBertie County: 47.7 yearsBladen County: 44.8 yearsBrunswick County: 56.9 yearsBuncombe County: 42.4 yearsBurke County: 44.6 yearsCabarrus County: 37.7 yearsCaldwell County: 45.1 yearsCamden County: 40.2 yearsCarteret County: 50.9 yearsCaswell County: 47.8 yearsCatawba County: 42.6 yearsChatham County: 48.5 yearsCherokee County: 53.9 yearsChowan County: 48.9 yearsClay County: 56.4 yearsCleveland County: 41.9 yearsColumbus County: 43.2 yearsCraven County: 40.6 yearsCumberland County: 32.7 yearsCurrituck County: 42.8 yearsDare County: 49.8 yearsDavidson County: 43 yearsDavie County: 45.8 yearsDuplin County: 40.4 yearsDurham County: 35.4 yearsEdgecombe County: 43.1 yearsForsyth County: 38.8 yearsFranklin County: 41 yearsGaston County: 40.5 yearsGates County: 46.8 yearsGraham County: 46.5 yearsGranville County: 42.2 yearsGreene County: 41.4 yearsGuilford County: 37.8 yearsHalifax County: 45.7 yearsHarnett County: 35.1 yearsHaywood County: 48.8 yearsHenderson County: 48.3 yearsHertford County: 44.3 yearsHoke County: 33.4 yearsHyde County: 48.5 yearsIredell County: 41.2 yearsJackson County: 38 yearsJohnston County: 38 yearsJones County: 48.4 yearsLee County: 40.1 yearsLenoir County: 42.8 yearsLincoln County: 44.1 yearsMcDowell County: 44.9 yearsMacon County: 51.2 yearsMadison County: 45.6 yearsMartin County: 47.6 yearsMecklenburg County: 35.2 yearsMitchell County: 49.1 yearsMontgomery County: 45.1 yearsMoore County: 43.4 yearsNash County: 42.9 yearsNew Hanover County: 40.8 yearsNorthampton County: 52.1 yearsOnslow County: 28.4 yearsOrange County: 35.7 yearsPamlico County: 55.2 yearsPasquotank County: 39.6 yearsPender County: 42.3 yearsPerquimans County: 50.5 yearsPerson County: 45.2 yearsPitt County: 33.6 yearsPolk County: 53.8 yearsRandolph County: 42.2 yearsRichmond County: 41.3 yearsRobeson County: 37.5 yearsRockingham County: 45.5 yearsRowan County: 41.4 yearsRutherford County: 45.4 yearsSampson County: 39.9 yearsScotland County: 41.1 yearsStanly County: 42.1 yearsStokes County: 47.8 yearsSurry County: 44.6 yearsSwain County: 42.7 yearsTransylvania County: 50.7 yearsTyrrell County: 46.4 yearsUnion County: 39 yearsVance County: 41.8 yearsWake County: 36.7 yearsWarren County: 49.8 yearsWashington County: 50.2 yearsWatauga County: 29.1 yearsWayne County: 38.4 yearsWilkes County: 45.7 yearsWilson County: 41.2 yearsYadkin County: 44.7 yearsYancey County: 48.5 yearsAdams County: 52 yearsBarnes County: 43.8 yearsBenson County: 32.4 yearsBillings County: 43.3 yearsBottineau County: 44.7 yearsBowman County: 44.2 yearsBurke County: 43.6 yearsBurleigh County: 37.8 yearsCass County: 33.2 yearsCavalier County: 47.7 yearsDickey County: 41.1 yearsDivide County: 44.2 yearsDunn County: 38.5 yearsEddy County: 44.4 yearsEmmons County: 51.3 yearsFoster County: 45.2 yearsGolden Valley County: 44.3 yearsGrand Forks County: 31.7 yearsGrant County: 52.7 yearsGriggs County: 49 yearsHettinger County: 46 yearsKidder County: 46.8 yearsLaMoure County: 47.2 yearsLogan County: 47.5 yearsMcHenry County: 44.2 yearsMcIntosh County: 53.1 yearsMcKenzie County: 31.7 yearsMcLean County: 46.8 yearsMercer County: 44.1 yearsMorton County: 38.2 yearsMountrail County: 35 yearsNelson County: 53.5 yearsOliver County: 44.6 yearsPembina County: 46.8 yearsPierce County: 45.6 yearsRamsey County: 40.7 yearsRansom County: 42.4 yearsRenville County: 45.6 yearsRichland County: 39.1 yearsRolette County: 32.4 yearsSargent County: 44.9 yearsSheridan County: 52 yearsSioux County: 29.4 yearsSlope County: 48.4 yearsStark County: 34.7 yearsSteele County: 47.8 yearsStutsman County: 40.8 yearsTowner County: 49.9 yearsTraill County: 40.3 yearsWalsh County: 44.3 yearsWard County: 33 yearsWells County: 52.7 yearsWilliams County: 32.6 yearsAdams County: 41.9 yearsAllen County: 40 yearsAshland County: 41.7 yearsAshtabula County: 43.4 yearsAthens County: 32.1 yearsAuglaize County: 41.3 yearsBelmont County: 45 yearsBrown County: 43 yearsButler County: 37.8 yearsCarroll County: 46.3 yearsChampaign County: 42.7 yearsClark County: 41.8 yearsClermont County: 40.9 yearsClinton County: 41 yearsColumbiana County: 45.1 yearsCoshocton County: 41.3 yearsCrawford County: 44.1 yearsCuyahoga County: 40.6 yearsDarke County: 42.4 yearsDefiance County: 41.4 yearsDelaware County: 39.6 yearsErie County: 46.1 yearsFairfield County: 39.7 yearsFayette County: 41.3 yearsFranklin County: 34.5 yearsFulton County: 42.1 yearsGallia County: 41.3 yearsGeauga County: 45.6 yearsGreene County: 38.3 yearsGuernsey County: 42.9 yearsHamilton County: 36.9 yearsHancock County: 40.3 yearsHardin County: 36.8 yearsHarrison County: 45.9 yearsHenry County: 42.2 yearsHighland County: 41.3 yearsHocking County: 43.6 yearsHolmes County: 31.6 yearsHuron County: 41.1 yearsJackson County: 40.9 yearsJefferson County: 44.1 yearsKnox County: 40.1 yearsLake County: 44.6 yearsLawrence County: 42.9 yearsLicking County: 40.5 yearsLogan County: 43 yearsLorain County: 42.7 yearsLucas County: 38.8 yearsMadison County: 41 yearsMahoning County: 43.8 yearsMarion County: 41.2 yearsMedina County: 43.3 yearsMeigs County: 44.4 yearsMercer County: 39.3 yearsMiami County: 41.4 yearsMonroe County: 46.9 yearsMontgomery County: 39.4 yearsMorgan County: 45.7 yearsMorrow County: 43 yearsMuskingum County: 40.8 yearsNoble County: 40.1 yearsOttawa County: 50.3 yearsPaulding County: 41.2 yearsPerry County: 41.2 yearsPickaway County: 40.2 yearsPike County: 40.9 yearsPortage County: 40.8 yearsPreble County: 43.3 yearsPutnam County: 40.3 yearsRichland County: 41.5 yearsRoss County: 41.5 yearsSandusky County: 43 yearsScioto County: 41 yearsSeneca County: 40.5 yearsShelby County: 40.1 yearsStark County: 42 yearsSummit County: 41.6 yearsTrumbull County: 44.4 yearsTuscarawas County: 41.5 yearsUnion County: 38.2 yearsVan Wert County: 41.3 yearsVinton County: 43.6 yearsWarren County: 40.1 yearsWashington County: 44.3 yearsWayne County: 39.2 yearsWilliams County: 42.5 yearsWood County: 37.4 yearsWyandot County: 43.7 yearsAdair County: 38.5 yearsAlfalfa County: 44.8 yearsAtoka County: 40.9 yearsBeaver County: 42.2 yearsBeckham County: 37.4 yearsBlaine County: 41.2 yearsBryan County: 36.8 yearsCaddo County: 39.6 yearsCanadian County: 36 yearsCarter County: 39.9 yearsCherokee County: 36.8 yearsChoctaw County: 42.1 yearsCimarron County: 43.4 yearsCleveland County: 35.3 yearsCoal County: 41.8 yearsComanche County: 33.6 yearsCotton County: 42.5 yearsCraig County: 42.3 yearsCreek County: 41 yearsCuster County: 32.3 yearsDelaware County: 47.7 yearsDewey County: 40.4 yearsEllis County: 44 yearsGarfield County: 36.7 yearsGarvin County: 40.2 yearsGrady County: 39.7 yearsGrant County: 43.8 yearsGreer County: 40.9 yearsHarmon County: 42 yearsHarper County: 43.2 yearsHaskell County: 41.5 yearsHughes County: 39.6 yearsJackson County: 35.5 yearsJefferson County: 42 yearsJohnston County: 39.6 yearsKay County: 39.1 yearsKingfisher County: 38.3 yearsKiowa County: 42.9 yearsLatimer County: 41.9 yearsLe Flore County: 39.8 yearsLincoln County: 41.3 yearsLogan County: 38.8 yearsLove County: 41.5 yearsMcClain County: 39.1 yearsMcCurtain County: 38.9 yearsMcIntosh County: 48.8 yearsMajor County: 41.6 yearsMarshall County: 42.9 yearsMayes County: 40.7 yearsMurray County: 42.2 yearsMuskogee County: 39.6 yearsNoble County: 42.2 yearsNowata County: 42.7 yearsOkfuskee County: 42.7 yearsOklahoma County: 35.5 yearsOkmulgee County: 40.5 yearsOsage County: 43.4 yearsOttawa County: 39.2 yearsPawnee County: 42.6 yearsPayne County: 28.7 yearsPittsburg County: 41.5 yearsPontotoc County: 37.4 yearsPottawatomie County: 38.5 yearsPushmataha County: 44.9 yearsRoger Mills County: 43 yearsRogers County: 39.8 yearsSeminole County: 39.6 yearsSequoyah County: 41 yearsStephens County: 42.1 yearsTexas County: 32.7 yearsTillman County: 41.8 yearsTulsa County: 36.4 yearsWagoner County: 39 yearsWashington County: 39.9 yearsWashita County: 39.9 yearsWoods County: 35.2 yearsWoodward County: 38.2 yearsBaker County: 47.8 yearsBenton County: 35 yearsClackamas County: 41.9 yearsClatsop County: 44.9 yearsColumbia County: 43.3 yearsCoos County: 49.1 yearsCrook County: 46.9 yearsCurry County: 58 yearsDeschutes County: 42.5 yearsDouglas County: 47.7 yearsGilliam County: 48 yearsGrant County: 50.5 yearsHarney County: 45.2 yearsHood River County: 40.5 yearsJackson County: 43.2 yearsJefferson County: 41.1 yearsJosephine County: 48.1 yearsKlamath County: 42.4 yearsLake County: 46.9 yearsLane County: 40.6 yearsLincoln County: 53.1 yearsLinn County: 40.2 yearsMalheur County: 37.8 yearsMarion County: 37.4 yearsMorrow County: 36.8 yearsMultnomah County: 38.2 yearsPolk County: 38.6 yearsSherman County: 45 yearsTillamook County: 49.3 yearsUmatilla County: 37.2 yearsUnion County: 40.1 yearsWallowa County: 52 yearsWasco County: 42 yearsWashington County: 37.7 yearsWheeler County: 57.4 yearsYamhill County: 39.9 yearsAdams County: 44.1 yearsAllegheny County: 40.2 yearsArmstrong County: 47.4 yearsBeaver County: 45.4 yearsBedford County: 47.6 yearsBerks County: 40.3 yearsBlair County: 44 yearsBradford County: 43.8 yearsBucks County: 44.3 yearsButler County: 43.2 yearsCambria County: 46 yearsCameron County: 51.8 yearsCarbon County: 46.2 yearsCentre County: 31.8 yearsChester County: 40.5 yearsClarion County: 42.5 yearsClearfield County: 46.3 yearsClinton County: 40.7 yearsColumbia County: 41.2 yearsCrawford County: 44.1 yearsCumberland County: 40.3 yearsDauphin County: 39.6 yearsDelaware County: 39.2 yearsElk County: 48.2 yearsErie County: 40.7 yearsFayette County: 46.1 yearsForest County: 46.2 yearsFranklin County: 42.1 yearsFulton County: 45.3 yearsGreene County: 44 yearsHuntingdon County: 44 yearsIndiana County: 41.2 yearsJefferson County: 44.9 yearsJuniata County: 43.1 yearsLackawanna County: 42.3 yearsLancaster County: 39.2 yearsLawrence County: 45.2 yearsLebanon County: 41.8 yearsLehigh County: 39.9 yearsLuzerne County: 42.9 yearsLycoming County: 41.7 yearsMcKean County: 43.8 yearsMercer County: 44.9 yearsMifflin County: 43.3 yearsMonroe County: 43.4 yearsMontgomery County: 41.4 yearsMontour County: 43.2 yearsNorthampton County: 41.9 yearsNorthumberland County: 44.2 yearsPerry County: 43.7 yearsPhiladelphia County: 34.7 yearsPike County: 48.6 yearsPotter County: 49.1 yearsSchuylkill County: 45.1 yearsSnyder County: 40.4 yearsSomerset County: 47.1 yearsSullivan County: 54.2 yearsSusquehanna County: 48.1 yearsTioga County: 44.6 yearsUnion County: 39.4 yearsVenango County: 47.6 yearsWarren County: 47.5 yearsWashington County: 44.8 yearsWayne County: 49.1 yearsWestmoreland County: 47.5 yearsWyoming County: 45 yearsYork County: 41.4 yearsBristol County: 44.5 yearsKent County: 44.4 yearsNewport County: 46 yearsProvidence County: 38 yearsWashington County: 46.9 yearsAbbeville County: 45.1 yearsAiken County: 42.2 yearsAllendale County: 47.5 yearsAnderson County: 41.1 yearsBamberg County: 45 yearsBarnwell County: 41.9 yearsBeaufort County: 48.2 yearsBerkeley County: 36.9 yearsCalhoun County: 48.9 yearsCharleston County: 38.8 yearsCherokee County: 40.7 yearsChester County: 43 yearsChesterfield County: 42.6 yearsClarendon County: 46.8 yearsColleton County: 44.6 yearsDarlington County: 42.4 yearsDillon County: 40.5 yearsDorchester County: 38.2 yearsEdgefield County: 44.1 yearsFairfield County: 50.5 yearsFlorence County: 40.3 yearsGeorgetown County: 52.6 yearsGreenville County: 38.7 yearsGreenwood County: 40.4 yearsHampton County: 43.3 yearsHorry County: 49.6 yearsJasper County: 44.7 yearsKershaw County: 42 yearsLancaster County: 42.9 yearsLaurens County: 42 yearsLee County: 45.6 yearsLexington County: 39.8 yearsMcCormick County: 59.1 yearsMarion County: 44.2 yearsMarlboro County: 42.4 yearsNewberry County: 43 yearsOconee County: 47.5 yearsOrangeburg County: 42.3 yearsPickens County: 36.2 yearsRichland County: 35.7 yearsSaluda County: 44.4 yearsSpartanburg County: 38.6 yearsSumter County: 38.6 yearsUnion County: 44.9 yearsWilliamsburg County: 45.8 yearsYork County: 39.2 yearsAurora County: 42 yearsBeadle County: 36.2 yearsBennett County: 32.5 yearsBon Homme County: 42.7 yearsBrookings County: 29.4 yearsBrown County: 38.4 yearsBrule County: 42.5 yearsBuffalo County: 25.5 yearsButte County: 40.9 yearsCampbell County: 53.4 yearsCharles Mix County: 37 yearsClark County: 39.1 yearsClay County: 25.1 yearsCodington County: 39.5 yearsCorson County: 30.3 yearsCuster County: 56.4 yearsDavison County: 40.1 yearsDay County: 47.3 yearsDeuel County: 43.2 yearsDewey County: 30.2 yearsDouglas County: 46.3 yearsEdmunds County: 44.4 yearsFall River County: 55.1 yearsFaulk County: 44.4 yearsGrant County: 45.3 yearsGregory County: 47.3 yearsHaakon County: 44.7 yearsHamlin County: 33.3 yearsHand County: 47.1 yearsHanson County: 39.9 yearsHarding County: 41.5 yearsHughes County: 39.7 yearsHutchinson County: 41.9 yearsHyde County: 45.4 yearsJackson County: 29.8 yearsJerauld County: 49 yearsJones County: 45.8 yearsKingsbury County: 44.3 yearsLake County: 40.6 yearsLawrence County: 44 yearsLincoln County: 35.6 yearsLyman County: 35.6 yearsMcCook County: 41.2 yearsMcPherson County: 51.3 yearsMarshall County: 41.8 yearsMeade County: 37.4 yearsMellette County: 32.5 yearsMiner County: 45 yearsMinnehaha County: 36.1 yearsMoody County: 40.8 yearsOglala Lakota County: 25.3 yearsPennington County: 38.9 yearsPerkins County: 46.9 yearsPotter County: 52.2 yearsRoberts County: 39.3 yearsSanborn County: 41.1 yearsSpink County: 43.3 yearsStanley County: 41.3 yearsSully County: 45.3 yearsTodd County: 24.2 yearsTripp County: 43.3 yearsTurner County: 41.8 yearsUnion County: 41.4 yearsWalworth County: 43.5 yearsYankton County: 42.5 yearsZiebach County: 30.1 yearsAnderson County: 42.9 yearsBedford County: 37.8 yearsBenton County: 47.9 yearsBledsoe County: 44.5 yearsBlount County: 43.9 yearsBradley County: 39.7 yearsCampbell County: 44.5 yearsCannon County: 43 yearsCarroll County: 43.1 yearsCarter County: 45.7 yearsCheatham County: 41.8 yearsChester County: 38.4 yearsClaiborne County: 43.6 yearsClay County: 48.7 yearsCocke County: 46.6 yearsCoffee County: 40.4 yearsCrockett County: 40.8 yearsCumberland County: 54.1 yearsDavidson County: 34.4 yearsDecatur County: 47.5 yearsDeKalb County: 42.7 yearsDickson County: 40.8 yearsDyer County: 40.1 yearsFayette County: 48.2 yearsFentress County: 48 yearsFranklin County: 43.5 yearsGibson County: 40.8 yearsGiles County: 43.7 yearsGrainger County: 46 yearsGreene County: 45 yearsGrundy County: 44.1 yearsHamblen County: 40.4 yearsHamilton County: 39.3 yearsHancock County: 45 yearsHardeman County: 41.9 yearsHardin County: 46.4 yearsHawkins County: 46.3 yearsHaywood County: 43.1 yearsHenderson County: 42.1 yearsHenry County: 47 yearsHickman County: 42 yearsHouston County: 44.4 yearsHumphreys County: 43 yearsJackson County: 47.6 yearsJefferson County: 44.7 yearsJohnson County: 48 yearsKnox County: 37.9 yearsLake County: 42.6 yearsLauderdale County: 40.2 yearsLawrence County: 39.7 yearsLewis County: 43.1 yearsLincoln County: 43.4 yearsLoudon County: 50.4 yearsMcMinn County: 42.9 yearsMcNairy County: 44.2 yearsMacon County: 38.6 yearsMadison County: 39.9 yearsMarion County: 45.4 yearsMarshall County: 39.8 yearsMaury County: 39.2 yearsMeigs County: 45.6 yearsMonroe County: 45.4 yearsMontgomery County: 31.4 yearsMoore County: 45.8 yearsMorgan County: 42.6 yearsObion County: 43.4 yearsOverton County: 44.3 yearsPerry County: 44.1 yearsPickett County: 51.5 yearsPolk County: 46.7 yearsPutnam County: 36.1 yearsRhea County: 41.8 yearsRoane County: 47.2 yearsRobertson County: 39.6 yearsRutherford County: 34.5 yearsScott County: 40.4 yearsSequatchie County: 44.3 yearsSevier County: 43.7 yearsShelby County: 36.4 yearsSmith County: 41 yearsStewart County: 44.4 yearsSullivan County: 45.6 yearsSumner County: 39.6 yearsTipton County: 39.7 yearsTrousdale County: 38.9 yearsUnicoi County: 48.1 yearsUnion County: 43.2 yearsVan Buren County: 46.9 yearsWarren County: 40.9 yearsWashington County: 41 yearsWayne County: 44.6 yearsWeakley County: 38.7 yearsWhite County: 43.5 yearsWilliamson County: 39.8 yearsWilson County: 40.1 yearsAnderson County: 40.5 yearsAndrews County: 32.6 yearsAngelina County: 38.7 yearsAransas County: 51.5 yearsArcher County: 43.7 yearsArmstrong County: 43.1 yearsAtascosa County: 36.8 yearsAustin County: 42.9 yearsBailey County: 33.1 yearsBandera County: 53.3 yearsBastrop County: 38.3 yearsBaylor County: 45.1 yearsBee County: 37.6 yearsBell County: 32.5 yearsBexar County: 34.9 yearsBlanco County: 52.4 yearsBorden County: 47.7 yearsBosque County: 48.3 yearsBowie County: 39.4 yearsBrazoria County: 36.8 yearsBrazos County: 26.3 yearsBrewster County: 43.1 yearsBriscoe County: 48 yearsBrooks County: 36.6 yearsBrown County: 42.5 yearsBurleson County: 45.8 yearsBurnet County: 45.9 yearsCaldwell County: 36.9 yearsCalhoun County: 41.4 yearsCallahan County: 44 yearsCameron County: 33.6 yearsCamp County: 39.3 yearsCarson County: 42 yearsCass County: 44.9 yearsCastro County: 35.8 yearsChambers County: 35.5 yearsCherokee County: 39.1 yearsChildress County: 35 yearsClay County: 46.8 yearsCochran County: 36.9 yearsCoke County: 50.7 yearsColeman County: 50 yearsCollin County: 36.7 yearsCollingsworth County: 42.3 yearsColorado County: 44.9 yearsComal County: 42.8 yearsComanche County: 45.7 yearsConcho County: 41.7 yearsCooke County: 40.2 yearsCoryell County: 32.4 yearsCottle County: 46.9 yearsCrane County: 34.8 yearsCrockett County: 43 yearsCrosby County: 40.8 yearsCulberson County: 40.6 yearsDallam County: 31.7 yearsDallas County: 34.2 yearsDawson County: 36.9 yearsDeaf Smith County: 32.5 yearsDelta County: 44.3 yearsDenton County: 35.9 yearsDeWitt County: 42.4 yearsDickens County: 48.7 yearsDimmit County: 36.8 yearsDonley County: 45.2 yearsDuval County: 38.3 yearsEastland County: 42.9 yearsEctor County: 32.6 yearsEdwards County: 50.9 yearsEllis County: 36.4 yearsEl Paso County: 34.1 yearsErath County: 31.5 yearsFalls County: 41.1 yearsFannin County: 41.5 yearsFayette County: 48.9 yearsFisher County: 45.3 yearsFloyd County: 40.2 yearsFoard County: 53 yearsFort Bend County: 37.2 yearsFranklin County: 43.4 yearsFreestone County: 43.8 yearsFrio County: 32.7 yearsGaines County: 28.1 yearsGalveston County: 39.2 yearsGarza County: 40.3 yearsGillespie County: 52.7 yearsGlasscock County: 40 yearsGoliad County: 46.3 yearsGonzales County: 39.5 yearsGray County: 39 yearsGrayson County: 39.8 yearsGregg County: 37.2 yearsGrimes County: 41.9 yearsGuadalupe County: 38 yearsHale County: 35.8 yearsHall County: 46.1 yearsHamilton County: 47 yearsHansford County: 37.4 yearsHardeman County: 41.4 yearsHardin County: 39.7 yearsHarris County: 34.5 yearsHarrison County: 38.7 yearsHartley County: 38.7 yearsHaskell County: 43.2 yearsHays County: 32.9 yearsHemphill County: 39.6 yearsHenderson County: 44.6 yearsHidalgo County: 30.8 yearsHill County: 42.1 yearsHockley County: 36.8 yearsHood County: 47.6 yearsHopkins County: 39.6 yearsHouston County: 44.8 yearsHoward County: 37.8 yearsHudspeth County: 33.2 yearsHunt County: 37.3 yearsHutchinson County: 39.1 yearsIrion County: 44.6 yearsJack County: 40.1 yearsJackson County: 39.8 yearsJasper County: 43.6 yearsJeff Davis County: 59.8 yearsJefferson County: 37.6 yearsJim Hogg County: 37.8 yearsJim Wells County: 37.6 yearsJohnson County: 37.2 yearsJones County: 38.8 yearsKarnes County: 38.9 yearsKaufman County: 34.5 yearsKendall County: 44.5 yearsKenedy County: 38.8 yearsKent County: 53.2 yearsKerr County: 50.4 yearsKimble County: 51.6 yearsKing County: 40.8 yearsKinney County: 44 yearsKleberg County: 31.3 yearsKnox County: 43.2 yearsLamar County: 40.3 yearsLamb County: 38 yearsLampasas County: 44.5 yearsLa Salle County: 39.3 yearsLavaca County: 44.1 yearsLee County: 42 yearsLeon County: 47.3 yearsLiberty County: 34.7 yearsLimestone County: 41.7 yearsLipscomb County: 42.7 yearsLive Oak County: 43.2 yearsLlano County: 57.5 yearsLoving County: 17.8 yearsLubbock County: 32.8 yearsLynn County: 37.1 yearsMcCulloch County: 47.5 yearsMcLennan County: 34.7 yearsMcMullen County: 48.8 yearsMadison County: 35.7 yearsMarion County: 52.9 yearsMartin County: 34.6 yearsMason County: 53.7 yearsMatagorda County: 38.3 yearsMaverick County: 32.5 yearsMedina County: 40.4 yearsMenard County: 53.5 yearsMidland County: 33.1 yearsMilam County: 43.8 yearsMills County: 50.2 yearsMitchell County: 36.3 yearsMontague County: 44.4 yearsMontgomery County: 37.1 yearsMoore County: 32.1 yearsMorris County: 43.8 yearsMotley County: 47.4 yearsNacogdoches County: 33 yearsNavarro County: 37.6 yearsNewton County: 46.4 yearsNolan County: 39.7 yearsNueces County: 37.2 yearsOchiltree County: 34.7 yearsOldham County: 39.6 yearsOrange County: 39 yearsPalo Pinto County: 42.3 yearsPanola County: 41.6 yearsParker County: 39.6 yearsParmer County: 34 yearsPecos County: 37.2 yearsPolk County: 46.7 yearsPotter County: 36.5 yearsPresidio County: 40.8 yearsRains County: 47.5 yearsRandall County: 36.4 yearsReagan County: 34.7 yearsReal County: 54.6 yearsRed River County: 47.6 yearsReeves County: 36.3 yearsRefugio County: 44.3 yearsRoberts County: 41.4 yearsRobertson County: 42.1 yearsRockwall County: 37.5 yearsRunnels County: 43.6 yearsRusk County: 39.7 yearsSabine County: 53.5 yearsSan Augustine County: 49.7 yearsSan Jacinto County: 45 yearsSan Patricio County: 37.7 yearsSan Saba County: 41.8 yearsSchleicher County: 43.3 yearsScurry County: 36.6 yearsShackelford County: 43.3 yearsShelby County: 39.8 yearsSherman County: 35.4 yearsSmith County: 37.5 yearsSomervell County: 42.9 yearsStarr County: 31.3 yearsStephens County: 41 yearsSterling County: 38.9 yearsStonewall County: 52 yearsSutton County: 43.6 yearsSwisher County: 38.1 yearsTarrant County: 35.3 yearsTaylor County: 34.3 yearsTerrell County: 50.6 yearsTerry County: 35.6 yearsThrockmorton County: 47.3 yearsTitus County: 35.5 yearsTom Green County: 36.2 yearsTravis County: 34.3 yearsTrinity County: 50.1 yearsTyler County: 45.2 yearsUpshur County: 40.4 yearsUpton County: 39.1 yearsUvalde County: 36 yearsVal Verde County: 33.4 yearsVan Zandt County: 43.1 yearsVictoria County: 37.6 yearsWalker County: 37.4 yearsWaller County: 31.2 yearsWard County: 35.8 yearsWashington County: 42.4 yearsWebb County: 30.2 yearsWharton County: 39.1 yearsWheeler County: 42.9 yearsWichita County: 35.9 yearsWilbarger County: 39.2 yearsWillacy County: 35.8 yearsWilliamson County: 36.8 yearsWilson County: 41.2 yearsWinkler County: 35.9 yearsWise County: 39.5 yearsWood County: 49.9 yearsYoakum County: 33.8 yearsYoung County: 41.7 yearsZapata County: 32.7 yearsZavala County: 34.6 yearsBeaver County: 34.3 yearsBox Elder County: 33 yearsCache County: 26.4 yearsCarbon County: 38.8 yearsDaggett County: 47.3 yearsDavis County: 31.8 yearsDuchesne County: 33.6 yearsEmery County: 38 yearsGarfield County: 42.8 yearsGrand County: 40.5 yearsIron County: 29.5 yearsJuab County: 30.3 yearsKane County: 44.5 yearsMillard County: 36.2 yearsMorgan County: 33.9 yearsPiute County: 45 yearsRich County: 38.5 yearsSalt Lake County: 33.3 yearsSan Juan County: 35.1 yearsSanpete County: 33.6 yearsSevier County: 36.4 yearsSummit County: 41.3 yearsTooele County: 31.4 yearsUintah County: 32.2 yearsUtah County: 26 yearsWasatch County: 35.9 yearsWashington County: 37.8 yearsWayne County: 45.3 yearsWeber County: 33.2 yearsAddison County: 44.5 yearsBennington County: 48.2 yearsCaledonia County: 45.2 yearsChittenden County: 37.8 yearsEssex County: 51.5 yearsFranklin County: 41.3 yearsGrand Isle County: 50.3 yearsLamoille County: 42.4 yearsOrange County: 46.5 yearsOrleans County: 46.3 yearsRutland County: 48.1 yearsWashington County: 44.3 yearsWindham County: 47.7 yearsWindsor County: 48.5 yearsAccomack County: 48 yearsAlbemarle County: 39.1 yearsAlleghany County: 49.7 yearsAmelia County: 46.1 yearsAmherst County: 44.4 yearsAppomattox County: 42.3 yearsArlington County: 34.6 yearsAugusta County: 45 yearsBath County: 51.8 yearsBedford County: 47.4 yearsBland County: 49.5 yearsBotetourt County: 48.2 yearsBrunswick County: 46 yearsBuchanan County: 48 yearsBuckingham County: 44.3 yearsCampbell County: 42.9 yearsCaroline County: 40.1 yearsCarroll County: 49.3 yearsCharles City County: 53.3 yearsCharlotte County: 46.2 yearsChesterfield County: 39.1 yearsClarke County: 47.9 yearsCraig County: 48.9 yearsCulpeper County: 39.6 yearsCumberland County: 46.2 yearsDickenson County: 46.4 yearsDinwiddie County: 43.3 yearsEssex County: 48.6 yearsFairfax County: 38.6 yearsFauquier County: 41.6 yearsFloyd County: 47.9 yearsFluvanna County: 44.2 yearsFranklin County: 48.7 yearsFrederick County: 40.9 yearsGiles County: 46.2 yearsGloucester County: 45.1 yearsGoochland County: 49.7 yearsGrayson County: 49.8 yearsGreene County: 40.9 yearsGreensville County: 42.4 yearsHalifax County: 47.6 yearsHanover County: 43 yearsHenrico County: 39.2 yearsHenry County: 47.9 yearsHighland County: 59.3 yearsIsle of Wight County: 44.4 yearsJames City County: 47.6 yearsKing and Queen County: 50.3 yearsKing George County: 38.2 yearsKing William County: 40.4 yearsLancaster County: 59.2 yearsLee County: 44.2 yearsLoudoun County: 37.3 yearsLouisa County: 44.8 yearsLunenburg County: 45.4 yearsMadison County: 46.3 yearsMathews County: 54.8 yearsMecklenburg County: 49.9 yearsMiddlesex County: 55.7 yearsMontgomery County: 28 yearsNelson County: 52.2 yearsNew Kent County: 44 yearsNorthampton County: 52.7 yearsNorthumberland County: 58.9 yearsNottoway County: 43.8 yearsOrange County: 43.6 yearsPage County: 46.3 yearsPatrick County: 51 yearsPittsylvania County: 47.7 yearsPowhatan County: 44.9 yearsPrince Edward County: 33.9 yearsPrince George County: 33.9 yearsPrince William County: 35.9 yearsPulaski County: 46.8 yearsRappahannock County: 53 yearsRichmond County: 43 yearsRoanoke County: 44.6 yearsRockbridge County: 48.7 yearsRockingham County: 41 yearsRussell County: 46.8 yearsScott County: 48 yearsShenandoah County: 44.4 yearsSmyth County: 46 yearsSouthampton County: 48.2 yearsSpotsylvania County: 38.5 yearsStafford County: 36.1 yearsSurry County: 52.2 yearsSussex County: 43.9 yearsTazewell County: 45.6 yearsWarren County: 40.8 yearsWashington County: 46.7 yearsWestmoreland County: 50 yearsWise County: 42.6 yearsWythe County: 46.1 yearsYork County: 39.6 yearsAlexandria city: 37 yearsBristol city: 43.6 yearsBuena Vista city: 36.1 yearsCharlottesville city: 30.3 yearsChesapeake city: 38 yearsColonial Heights city: 40.6 yearsCovington city: 42.7 yearsDanville city: 42.6 yearsEmporia city: 40.2 yearsFairfax city: 37.6 yearsFalls Church city: 39.3 yearsFranklin city: 41.5 yearsFredericksburg city: 31.1 yearsGalax city: 42.8 yearsHampton city: 37 yearsHarrisonburg city: 23.5 yearsHopewell city: 37.4 yearsLexington city: 22.4 yearsLynchburg city: 30.3 yearsManassas city: 34.4 yearsManassas Park city: 33.7 yearsMartinsville city: 43.1 yearsNewport News city: 34.6 yearsNorfolk city: 31.9 yearsNorton city: 39.6 yearsPetersburg city: 38.9 yearsPoquoson city: 42.8 yearsPortsmouth city: 36.7 yearsRadford city: 22.9 yearsRichmond city: 32.9 yearsRoanoke city: 38.9 yearsSalem city: 41.1 yearsStaunton city: 41.1 yearsSuffolk city: 39 yearsVirginia Beach city: 37.4 yearsWaynesboro city: 40.3 yearsWilliamsburg city: 25.1 yearsWinchester city: 36.7 yearsAdams County: 29.9 yearsAsotin County: 45.5 yearsBenton County: 36.5 yearsChelan County: 41.3 yearsClallam County: 52.7 yearsClark County: 39 yearsColumbia County: 51.8 yearsCowlitz County: 41.1 yearsDouglas County: 38.7 yearsFerry County: 51.2 yearsFranklin County: 31 yearsGarfield County: 46.8 yearsGrant County: 34.3 yearsGrays Harbor County: 44.8 yearsIsland County: 45.9 yearsJefferson County: 60.1 yearsKing County: 37.3 yearsKitsap County: 40.1 yearsKittitas County: 37 yearsKlickitat County: 46.3 yearsLewis County: 42.1 yearsLincoln County: 47.4 yearsMason County: 45.7 yearsOkanogan County: 44.3 yearsPacific County: 53.9 yearsPend Oreille County: 50.8 yearsPierce County: 37.1 yearsSan Juan County: 56.2 yearsSkagit County: 42.5 yearsSkamania County: 47.4 yearsSnohomish County: 38.4 yearsSpokane County: 38.3 yearsStevens County: 47.7 yearsThurston County: 39.7 yearsWahkiakum County: 54.3 yearsWalla Walla County: 39.8 yearsWhatcom County: 38.9 yearsWhitman County: 28.3 yearsYakima County: 34.1 yearsBarbour County: 43.6 yearsBerkeley County: 38.6 yearsBoone County: 45.2 yearsBraxton County: 47.6 yearsBrooke County: 47.4 yearsCabell County: 39.6 yearsCalhoun County: 48.7 yearsClay County: 45.9 yearsDoddridge County: 42.2 yearsFayette County: 44.9 yearsGilmer County: 42 yearsGrant County: 47.6 yearsGreenbrier County: 47.2 yearsHampshire County: 47.7 yearsHancock County: 47.2 yearsHardy County: 46.7 yearsHarrison County: 43 yearsJackson County: 44.2 yearsJefferson County: 41.8 yearsKanawha County: 44 yearsLewis County: 44.4 yearsLincoln County: 43.9 yearsLogan County: 44.8 yearsMcDowell County: 44.4 yearsMarion County: 41.6 yearsMarshall County: 46.3 yearsMason County: 44.6 yearsMercer County: 43.9 yearsMineral County: 44.4 yearsMingo County: 45.1 yearsMonongalia County: 31.5 yearsMonroe County: 47.3 yearsMorgan County: 49.6 yearsNicholas County: 47 yearsOhio County: 42.9 yearsPendleton County: 52.7 yearsPleasants County: 44.5 yearsPocahontas County: 49.9 yearsPreston County: 43.6 yearsPutnam County: 42.7 yearsRaleigh County: 43 yearsRandolph County: 44.1 yearsRitchie County: 48.3 yearsRoane County: 46.7 yearsSummers County: 48.6 yearsTaylor County: 44.4 yearsTucker County: 50.5 yearsTyler County: 48 yearsUpshur County: 42.2 yearsWayne County: 44 yearsWebster County: 48.8 yearsWetzel County: 46.8 yearsWirt County: 47.1 yearsWood County: 43.7 yearsWyoming County: 45.4 yearsAdams County: 54.8 yearsAshland County: 43 yearsBarron County: 45.2 yearsBayfield County: 54.7 yearsBrown County: 38.3 yearsBuffalo County: 46.4 yearsBurnett County: 55.5 yearsCalumet County: 41.3 yearsChippewa County: 41.9 yearsClark County: 37.2 yearsColumbia County: 43.2 yearsCrawford County: 46.9 yearsDane County: 36.2 yearsDodge County: 43.5 yearsDoor County: 54.9 yearsDouglas County: 42.5 yearsDunn County: 37 yearsEau Claire County: 36 yearsFlorence County: 56.5 yearsFond du Lac County: 41.6 yearsForest County: 48.8 yearsGrant County: 37.8 yearsGreen County: 43.9 yearsGreen Lake County: 46.4 yearsIowa County: 44.5 yearsIron County: 57 yearsJackson County: 43.1 yearsJefferson County: 41.2 yearsJuneau County: 46.1 yearsKenosha County: 39.4 yearsKewaunee County: 44.3 yearsLa Crosse County: 37.8 yearsLafayette County: 40.6 yearsLanglade County: 49.9 yearsLincoln County: 48.9 yearsManitowoc County: 45.1 yearsMarathon County: 41.4 yearsMarinette County: 49.6 yearsMarquette County: 50.2 yearsMenominee County: 34 yearsMilwaukee County: 35.5 yearsMonroe County: 39.9 yearsOconto County: 47.3 yearsOneida County: 53.3 yearsOutagamie County: 39.1 yearsOzaukee County: 44.2 yearsPepin County: 45.2 yearsPierce County: 39.3 yearsPolk County: 46.7 yearsPortage County: 39.5 yearsPrice County: 53.5 yearsRacine County: 41.1 yearsRichland County: 45.8 yearsRock County: 40.4 yearsRusk County: 49.7 yearsSt. Croix County: 40.2 yearsSauk County: 41.9 yearsSawyer County: 53.3 yearsShawano County: 45.6 yearsSheboygan County: 42.1 yearsTaylor County: 43.7 yearsTrempealeau County: 40.3 yearsVernon County: 41.7 yearsVilas County: 57.1 yearsWalworth County: 42.1 yearsWashburn County: 52.9 yearsWashington County: 44 yearsWaukesha County: 43.7 yearsWaupaca County: 46.3 yearsWaushara County: 50.1 yearsWinnebago County: 39.4 yearsWood County: 44.2 yearsAlbany County: 28.6 yearsBig Horn County: 42.1 yearsCampbell County: 35.5 yearsCarbon County: 40.3 yearsConverse County: 40.3 yearsCrook County: 44.2 yearsFremont County: 40 yearsGoshen County: 44.4 yearsHot Springs County: 49.7 yearsJohnson County: 48 yearsLaramie County: 38.5 yearsLincoln County: 41.7 yearsNatrona County: 38 yearsNiobrara County: 47.2 yearsPark County: 45.7 yearsPlatte County: 48.7 yearsSheridan County: 43.3 yearsSublette County: 42.1 yearsSweetwater County: 37.1 yearsTeton County: 40.2 yearsUinta County: 37.7 yearsWashakie County: 45.5 yearsWeston County: 45.7 years

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