US counties by share of days with good air quality (US EPA AQI), 2013

Aleutians East Borough 100%, the highest of 1020 counties, 2013

Baldwin County: 78 %Clay County: 66.9 %Colbert County: 78.9 %DeKalb County: 80 %Elmore County: 93.9 %Etowah County: 77.2 %Houston County: 83.5 %Jefferson County: 26 %Lawrence County: 76.1 %Madison County: 75.9 %Mobile County: 77.2 %Montgomery County: 73 %Morgan County: 76.2 %Russell County: 70.8 %Shelby County: 72.3 %Sumter County: 96.8 %Talladega County: 50.9 %Tuscaloosa County: 80.8 %Aleutians East Borough: 100 %Anchorage Municipality: 78.4 %Denali Borough: 99.4 %Fairbanks North Star Borough: 43.6 %Juneau City and Borough: 81.2 %Kenai Peninsula Borough: 96.8 %Matanuska-Susitna Borough: 78.9 %Yukon-Koyukuk Census Area: 94 %Apache County: 99.7 %Cochise County: 55.1 %Coconino County: 70.6 %Gila County: 54 %La Paz County: 61.7 %Maricopa County: 9.9 %Mohave County: 94.7 %Navajo County: 67.4 %Pima County: 51.2 %Pinal County: 24.9 %Santa Cruz County: 66.3 %Yavapai County: 78.5 %Yuma County: 63.3 %Arkansas County: 55.2 %Ashley County: 56.9 %Clark County: 93.7 %Crittenden County: 77.3 %Garland County: 54.2 %Jackson County: 59.6 %Newton County: 83.8 %Polk County: 73.7 %Pulaski County: 34 %Union County: 55 %Washington County: 70.7 %Alameda County: 28.8 %Alpine County: 56.3 %Amador County: 82.5 %Butte County: 28.5 %Calaveras County: 47.3 %Colusa County: 48.4 %Contra Costa County: 32.1 %Del Norte County: 96 %El Dorado County: 60.5 %Fresno County: 9.6 %Glenn County: 50.1 %Humboldt County: 61.9 %Imperial County: 37.5 %Inyo County: 60 %Kern County: 3.8 %Kings County: 15.6 %Lake County: 97.5 %Los Angeles County: 2.2 %Madera County: 8.5 %Marin County: 43 %Mariposa County: 35.1 %Mendocino County: 74 %Merced County: 28.8 %Mono County: 85.2 %Monterey County: 68.8 %Napa County: 41.1 %Nevada County: 55.8 %Orange County: 21.6 %Placer County: 34.5 %Plumas County: 46.2 %Riverside County: 5.2 %Sacramento County: 35.9 %San Benito County: 74 %San Bernardino County: 9.6 %San Diego County: 6.3 %San Francisco County: 52.9 %San Joaquin County: 11.8 %San Luis Obispo County: 17.8 %San Mateo County: 52.9 %Santa Barbara County: 40.8 %Santa Clara County: 35.3 %Santa Cruz County: 68.2 %Shasta County: 80.5 %Siskiyou County: 89.5 %Solano County: 44.1 %Sonoma County: 65.8 %Stanislaus County: 32.1 %Sutter County: 48.2 %Tehama County: 63.8 %Trinity County: 64.2 %Tulare County: 9 %Tuolumne County: 78 %Ventura County: 31.8 %Yolo County: 68.2 %Adams County: 56.7 %Alamosa County: 95.1 %Arapahoe County: 56.4 %Archuleta County: 97.1 %Boulder County: 63.3 %Chaffee County: 40.7 %Clear Creek County: 21.3 %Delta County: 99.2 %Denver County: 44.7 %Douglas County: 65.4 %El Paso County: 62.5 %Fremont County: 96.8 %Garfield County: 66.6 %Gunnison County: 73.1 %Jackson County: 89.3 %Jefferson County: 57.3 %La Plata County: 63.6 %Larimer County: 50.4 %Mesa County: 61.6 %Moffat County: 81.2 %Montezuma County: 67.1 %Park County: 67.8 %Pitkin County: 79.4 %Prowers County: 89.8 %Pueblo County: 88.2 %Rio Blanco County: 51.2 %Routt County: 96.3 %San Juan County: 99.2 %San Miguel County: 66 %Weld County: 59.2 %Kent County: 61.9 %New Castle County: 43.6 %Sussex County: 67.1 %District of Columbia: 33.4 %Alachua County: 77.4 %Baker County: 97.3 %Bay County: 62.4 %Brevard County: 78.1 %Broward County: 69 %Citrus County: 79.8 %Collier County: 72.3 %Columbia County: 58.8 %Duval County: 74 %Escambia County: 55.3 %Flagler County: 95.1 %Hamilton County: 59.7 %Highlands County: 93.3 %Hillsborough County: 46.8 %Holmes County: 62.1 %Indian River County: 91.5 %Lake County: 94.9 %Lee County: 75.3 %Leon County: 65.5 %Liberty County: 96.5 %Manatee County: 93.4 %Marion County: 65.2 %Martin County: 76.4 %Miami-Dade County: 51.8 %Nassau County: 67 %Okaloosa County: 95.3 %Orange County: 69.6 %Osceola County: 93.3 %Palm Beach County: 71.5 %Pasco County: 92.1 %Pinellas County: 60.3 %Polk County: 66.3 %Putnam County: 100 %Santa Rosa County: 64.4 %Sarasota County: 61.1 %Seminole County: 90.4 %Volusia County: 74.2 %Wakulla County: 91.2 %Bibb County: 45.5 %Charlton County: 86.3 %Chatham County: 60.8 %Chattooga County: 95.5 %Clarke County: 54 %Clayton County: 46.6 %Cobb County: 50.7 %Coffee County: 69.5 %Columbia County: 95.4 %Coweta County: 66.6 %Dawson County: 93.5 %DeKalb County: 31.2 %Dougherty County: 38.2 %Douglas County: 91.3 %Floyd County: 27.5 %Fulton County: 54.5 %Glynn County: 82.4 %Gwinnett County: 57.8 %Hall County: 42.4 %Henry County: 60.4 %Houston County: 47.3 %Lowndes County: 53.7 %Murray County: 87.9 %Muscogee County: 57.3 %Paulding County: 40 %Pike County: 91.9 %Richmond County: 54.1 %Rockdale County: 91.5 %Sumter County: 94.7 %Walker County: 44.5 %Washington County: 56.4 %Wilkinson County: 51.4 %Hawaii County: 3.8 %Honolulu County: 80.5 %Kauai County: 96.2 %Maui County: 78.7 %Ada County: 73.4 %Bannock County: 72.1 %Benewah County: 64.9 %Bonner County: 99.3 %Butte County: 90.3 %Canyon County: 88.1 %Custer County: 91 %Franklin County: 72.5 %Latah County: 100 %Lemhi County: 50 %Nez Perce County: 95.1 %Shoshone County: 34.5 %Twin Falls County: 90.8 %Adams County: 93.1 %Champaign County: 80.5 %Clark County: 91.8 %Cook County: 20.8 %DuPage County: 58.8 %Effingham County: 86.4 %Hamilton County: 83.3 %Jersey County: 79.6 %Jo Daviess County: 89.6 %Kane County: 94.4 %Lake County: 86.9 %McHenry County: 65.9 %McLean County: 85.4 %Macon County: 61.9 %Macoupin County: 88.1 %Madison County: 40.8 %Peoria County: 45.5 %Randolph County: 89.7 %Rock Island County: 95.5 %St. Clair County: 48.5 %Sangamon County: 89.3 %Will County: 74.2 %Winnebago County: 93.7 %Allen County: 46.6 %Bartholomew County: 81.8 %Boone County: 78.1 %Carroll County: 79 %Clark County: 36.4 %Delaware County: 72.8 %Dubois County: 40.8 %Elkhart County: 37.4 %Floyd County: 49 %Greene County: 62.8 %Hamilton County: 91.2 %Hancock County: 90.6 %Hendricks County: 93.9 %Henry County: 51.7 %Huntington County: 96.7 %Jackson County: 86.3 %Johnson County: 88.3 %Knox County: 90.9 %Lake County: 24.1 %LaPorte County: 60.3 %Madison County: 43 %Marion County: 16.2 %Monroe County: 59.5 %Morgan County: 81.4 %Perry County: 82.5 %Porter County: 47.1 %Posey County: 86.9 %St. Joseph County: 31 %Shelby County: 80.9 %Spencer County: 44.1 %Tippecanoe County: 25.9 %Vanderburgh County: 34.5 %Vigo County: 41.2 %Wabash County: 87.5 %Warrick County: 79.8 %Whitley County: 36.1 %Black Hawk County: 43 %Bremer County: 93.8 %Cerro Gordo County: 99.4 %Clinton County: 22.2 %Delaware County: 58.8 %Harrison County: 86.4 %Johnson County: 43.8 %Lee County: 45.5 %Linn County: 46.6 %Montgomery County: 51.2 %Muscatine County: 27.4 %Palo Alto County: 60.3 %Polk County: 52.3 %Pottawattamie County: 53.5 %Scott County: 18.9 %Story County: 91.6 %Van Buren County: 56.2 %Warren County: 90.6 %Woodbury County: 64.8 %Chase County: 77.5 %Ford County: 99.7 %Johnson County: 78.6 %Leavenworth County: 90 %Linn County: 81 %Neosho County: 96.7 %Riley County: 94.5 %Sedgwick County: 70.7 %Shawnee County: 79.1 %Sherman County: 91.8 %Sumner County: 77.8 %Trego County: 81.3 %Wyandotte County: 37.8 %Bell County: 85.2 %Boone County: 93 %Boyd County: 67.9 %Bullitt County: 91.4 %Campbell County: 54.5 %Carter County: 79.9 %Christian County: 67.7 %Daviess County: 58.9 %Edmonson County: 84.1 %Fayette County: 47.1 %Greenup County: 94.7 %Hancock County: 88.2 %Hardin County: 42.3 %Henderson County: 61.5 %Jefferson County: 18.6 %Jessamine County: 92.4 %Livingston County: 84.2 %McCracken County: 65.2 %Madison County: 64.9 %Marshall County: 100 %Morgan County: 96.6 %Oldham County: 86 %Perry County: 70.1 %Pike County: 61 %Pulaski County: 79.3 %Simpson County: 94.5 %Trigg County: 93.5 %Warren County: 64.3 %Washington County: 92.3 %Ascension Parish: 93.7 %Bossier Parish: 53.4 %Caddo Parish: 73.4 %Calcasieu Parish: 47.9 %East Baton Rouge Parish: 41.1 %Iberville Parish: 74.8 %Jefferson Parish: 70.5 %Lafayette Parish: 38.4 %Lafourche Parish: 79.5 %Livingston Parish: 67.1 %Orleans Parish: 72.1 %Ouachita Parish: 12.1 %Pointe Coupee Parish: 89.2 %Rapides Parish: 33.4 %St. Bernard Parish: 63.4 %St. Charles Parish: 95.3 %St. James Parish: 93.8 %St. John the Baptist Parish: 91.2 %St. Tammany Parish: 58.4 %Tangipahoa Parish: 74 %Terrebonne Parish: 77.8 %West Baton Rouge Parish: 53.2 %Androscoggin County: 75.1 %Aroostook County: 88.5 %Cumberland County: 63.6 %Hancock County: 89 %Kennebec County: 96.7 %Knox County: 90.4 %Oxford County: 98 %Penobscot County: 82.9 %Sagadahoc County: 95.1 %Washington County: 95.6 %York County: 86.9 %Anne Arundel County: 65.1 %Baltimore County: 70.1 %Calvert County: 82.9 %Carroll County: 77.5 %Cecil County: 52.7 %Charles County: 84.3 %Dorchester County: 70.7 %Frederick County: 82.2 %Garrett County: 66.6 %Harford County: 51 %Kent County: 60.3 %Montgomery County: 65 %Prince George's County: 51 %Washington County: 59.1 %Baltimore city: 41.1 %Barnstable County: 91.4 %Berkshire County: 35.4 %Bristol County: 61.3 %Dukes County: 89.3 %Essex County: 59.2 %Hampden County: 61.4 %Hampshire County: 63 %Middlesex County: 93.6 %Norfolk County: 79.7 %Plymouth County: 72.4 %Suffolk County: 34.2 %Worcester County: 62.5 %Allegan County: 62.5 %Bay County: 64.9 %Benzie County: 76.5 %Berrien County: 65 %Cass County: 69.9 %Chippewa County: 84.2 %Clinton County: 80.9 %Genesee County: 71.4 %Huron County: 84.5 %Ingham County: 80.6 %Kalamazoo County: 68.5 %Kent County: 54.8 %Keweenaw County: 94.3 %Lenawee County: 70.6 %Macomb County: 67.2 %Manistee County: 76.5 %Mason County: 77.9 %Missaukee County: 84.3 %Monroe County: 55.2 %Muskegon County: 65.2 %Oakland County: 69.7 %Ottawa County: 67.5 %St. Clair County: 70.1 %Schoolcraft County: 87.3 %Tuscola County: 91.4 %Washtenaw County: 77.5 %Wayne County: 31.8 %Wexford County: 89.1 %Anoka County: 63.6 %Becker County: 79.8 %Carlton County: 95.6 %Cook County: 85.6 %Crow Wing County: 86.6 %Dakota County: 69.6 %Goodhue County: 89.2 %Hennepin County: 62.2 %Lake County: 85.2 %Lyon County: 72.1 %Mille Lacs County: 96.2 %Olmsted County: 63.6 %Ramsey County: 58.1 %Rock County: 76.1 %St. Louis County: 65.2 %Scott County: 75.5 %Stearns County: 76 %Washington County: 55.3 %Winona County: 84.2 %Wright County: 70 %Bolivar County: 84.9 %DeSoto County: 55.6 %Forrest County: 50.4 %Hancock County: 90.5 %Harrison County: 59.4 %Hinds County: 43 %Jackson County: 92.1 %Lauderdale County: 95.9 %Lee County: 92.1 %Yalobusha County: 97.4 %Andrew County: 82.2 %Boone County: 83.2 %Buchanan County: 39 %Callaway County: 87.9 %Cass County: 55.7 %Cedar County: 58.4 %Clay County: 54.1 %Clinton County: 77.1 %Greene County: 60.6 %Jackson County: 46 %Jasper County: 83.7 %Jefferson County: 48.2 %Lincoln County: 75.7 %Monroe County: 92 %Perry County: 83.2 %St. Charles County: 71 %Ste. Genevieve County: 66.9 %St. Louis County: 37 %Stoddard County: 59.8 %Taney County: 81.4 %St. Louis city: 29.6 %Cascade County: 77.7 %Fergus County: 95.3 %Flathead County: 64.4 %Gallatin County: 80.5 %Lake County: 96.7 %Lewis and Clark County: 76.2 %Lincoln County: 54.2 %Missoula County: 25.8 %Phillips County: 97.5 %Powder River County: 82.4 %Powell County: 95 %Ravalli County: 66.5 %Richland County: 73.4 %Roosevelt County: 97.2 %Rosebud County: 85.8 %Sanders County: 95.4 %Sheridan County: 95.3 %Silver Bow County: 65.2 %Yellowstone County: 91.5 %Cass County: 94.1 %Dawson County: 91.7 %Douglas County: 50.4 %Garden County: 95 %Hall County: 72.8 %Knox County: 93.1 %Lancaster County: 85.2 %Sarpy County: 43.5 %Scotts Bluff County: 88.8 %Thomas County: 90.3 %Washington County: 68.1 %Churchill County: 72.9 %Clark County: 18.6 %Douglas County: 61.4 %Elko County: 97.2 %Lyon County: 64.9 %Mineral County: 100 %Nye County: 96.4 %Washoe County: 33.2 %White Pine County: 77.5 %Carson City: 57.1 %Belknap County: 93.9 %Cheshire County: 66 %Coos County: 76.2 %Grafton County: 78.9 %Hillsborough County: 76.7 %Merrimack County: 79.1 %Rockingham County: 52.1 %Atlantic County: 76.1 %Bergen County: 73.9 %Camden County: 49.6 %Cumberland County: 94.1 %Essex County: 66.8 %Gloucester County: 74.3 %Hudson County: 54.2 %Hunterdon County: 67.4 %Mercer County: 55.6 %Middlesex County: 77 %Monmouth County: 81.5 %Morris County: 78.7 %Ocean County: 65 %Passaic County: 77.7 %Union County: 41.9 %Warren County: 72.3 %Bernalillo County: 26.6 %Catron County: 98.1 %Chaves County: 90 %Doña Ana County: 40.8 %Eddy County: 68 %Grant County: 95.8 %Lea County: 69.6 %Lincoln County: 93.9 %Los Alamos County: 98.3 %Luna County: 66 %McKinley County: 99.2 %Rio Arriba County: 80.3 %Sandoval County: 80.6 %San Juan County: 64.7 %Santa Fe County: 72.3 %Socorro County: 92.6 %Taos County: 92.2 %Valencia County: 65.8 %Albany County: 71.2 %Bronx County: 46.8 %Chautauqua County: 85.9 %Dutchess County: 94.1 %Erie County: 51.2 %Essex County: 86.8 %Franklin County: 97.7 %Hamilton County: 94.7 %Herkimer County: 96.9 %Jefferson County: 93.9 %Kings County: 62.2 %Monroe County: 69.3 %Nassau County: 61.8 %New York County: 41.1 %Niagara County: 89.4 %Oneida County: 75.6 %Onondaga County: 89.1 %Orange County: 73.2 %Oswego County: 96.1 %Putnam County: 96 %Queens County: 55.9 %Richmond County: 56.4 %Rockland County: 66.3 %Saratoga County: 95.6 %Steuben County: 91 %Suffolk County: 61.6 %Tompkins County: 93.2 %Wayne County: 91.1 %Westchester County: 68.2 %Alamance County: 66.6 %Alexander County: 92.5 %Avery County: 88.4 %Buncombe County: 69.9 %Caldwell County: 94.9 %Carteret County: 95.7 %Caswell County: 47 %Catawba County: 58.2 %Chatham County: 85 %Cumberland County: 63.4 %Davidson County: 45.9 %Davie County: 89.3 %Duplin County: 48.3 %Durham County: 66.8 %Edgecombe County: 70.6 %Forsyth County: 49.3 %Franklin County: 91.8 %Gaston County: 64 %Graham County: 83.2 %Granville County: 89.3 %Guilford County: 62.5 %Haywood County: 72.1 %Hyde County: 88 %Jackson County: 71.9 %Johnston County: 81.6 %Lee County: 100 %Lenoir County: 82.8 %Lincoln County: 90.7 %McDowell County: 66.3 %Macon County: 95.4 %Martin County: 49.2 %Mecklenburg County: 51.5 %Mitchell County: 64.4 %Montgomery County: 75.9 %New Hanover County: 52.1 %Person County: 93.4 %Pitt County: 83.6 %Robeson County: 69.2 %Rockingham County: 88.7 %Rowan County: 57 %Swain County: 66.5 %Union County: 88.8 %Wake County: 41.4 %Watauga County: 77.9 %Wayne County: 44.6 %Yancey County: 80.1 %Billings County: 94.5 %Burke County: 83 %Burleigh County: 81.1 %Cass County: 76.6 %Dunn County: 90.1 %McKenzie County: 89.3 %Mercer County: 82.2 %Oliver County: 86 %Williams County: 53.7 %Adams County: 72.1 %Allen County: 74 %Ashtabula County: 83.6 %Athens County: 64.9 %Butler County: 63.6 %Clark County: 43 %Clermont County: 41.9 %Clinton County: 86.4 %Columbiana County: 100 %Cuyahoga County: 28.5 %Delaware County: 82.9 %Fayette County: 91.6 %Franklin County: 42.5 %Geauga County: 85 %Greene County: 46.6 %Hamilton County: 17.8 %Jefferson County: 43.9 %Knox County: 85 %Lake County: 45.8 %Lawrence County: 43.7 %Licking County: 88.8 %Lorain County: 67.1 %Lucas County: 47.4 %Madison County: 83.1 %Mahoning County: 42.2 %Medina County: 77.8 %Miami County: 81.8 %Montgomery County: 37.5 %Noble County: 81.9 %Portage County: 83.5 %Preble County: 43.5 %Scioto County: 84.1 %Stark County: 35.6 %Summit County: 77 %Trumbull County: 51.8 %Warren County: 8.6 %Washington County: 90.1 %Wood County: 86.9 %Adair County: 35.9 %Bryan County: 82.5 %Caddo County: 95 %Canadian County: 84.9 %Carter County: 62.9 %Cherokee County: 84.8 %Cleveland County: 44.8 %Comanche County: 54.5 %Creek County: 87 %Dewey County: 55.3 %Ellis County: 86 %Jefferson County: 72.1 %Kay County: 42.7 %Love County: 48.7 %McClain County: 86 %Mayes County: 83.3 %Muskogee County: 95.6 %Oklahoma County: 48.2 %Ottawa County: 59.1 %Pittsburg County: 49.6 %Pottawatomie County: 88.3 %Sequoyah County: 75.6 %Tulsa County: 35.9 %Baker County: 61.1 %Benton County: 79.4 %Clackamas County: 92.6 %Columbia County: 82 %Coos County: 97.8 %Crook County: 54.2 %Deschutes County: 75.6 %Douglas County: 71.2 %Grant County: 43.6 %Harney County: 59.2 %Jackson County: 40.5 %Jefferson County: 80 %Josephine County: 52.1 %Klamath County: 48.9 %Lake County: 58.1 %Lane County: 55.3 %Linn County: 69.3 %Marion County: 68.4 %Multnomah County: 67.1 %Umatilla County: 60.4 %Union County: 60.5 %Wallowa County: 71.4 %Wasco County: 76.2 %Washington County: 67.7 %Adams County: 47.4 %Allegheny County: 26.8 %Armstrong County: 35.3 %Beaver County: 41.1 %Berks County: 36.2 %Blair County: 32.9 %Bradford County: 99.3 %Bucks County: 44.7 %Cambria County: 36.7 %Centre County: 57.5 %Chester County: 42.2 %Clearfield County: 90.2 %Cumberland County: 38.7 %Dauphin County: 38.1 %Delaware County: 38.1 %Elk County: 92 %Erie County: 35.6 %Franklin County: 81.1 %Greene County: 89.7 %Indiana County: 86.6 %Lackawanna County: 57 %Lancaster County: 41.6 %Lawrence County: 92.9 %Lebanon County: 46.3 %Lehigh County: 86.8 %Luzerne County: 92.9 %Lycoming County: 91.4 %Mercer County: 39.2 %Monroe County: 54.8 %Montgomery County: 55.1 %Northampton County: 34.5 %Perry County: 90.1 %Philadelphia County: 26.6 %Somerset County: 92.5 %Tioga County: 89.3 %Washington County: 30.7 %Westmoreland County: 33.7 %York County: 46.3 %Kent County: 80.4 %Providence County: 47.4 %Washington County: 81.4 %Abbeville County: 97.4 %Aiken County: 95.4 %Anderson County: 95.5 %Berkeley County: 98.3 %Charleston County: 62.5 %Cherokee County: 86.4 %Chesterfield County: 52.3 %Colleton County: 71.9 %Darlington County: 95.2 %Edgefield County: 71.4 %Florence County: 42.9 %Georgetown County: 99.4 %Greenville County: 59.2 %Lexington County: 55.1 %Oconee County: 99.3 %Pickens County: 92 %Richland County: 55.9 %Spartanburg County: 51.1 %York County: 90.4 %Brookings County: 84.7 %Brown County: 74.4 %Codington County: 54.8 %Custer County: 89 %Jackson County: 83.5 %Meade County: 91.7 %Minnehaha County: 56.4 %Pennington County: 58.6 %Union County: 46.6 %Anderson County: 93.2 %Blount County: 77.3 %Claiborne County: 95.4 %Davidson County: 39.5 %DeKalb County: 96 %Dyer County: 57.6 %Hamilton County: 69.4 %Jefferson County: 81.4 %Knox County: 44.5 %Lawrence County: 61.8 %Loudon County: 74.4 %McMinn County: 59 %Madison County: 62.3 %Maury County: 68.8 %Meigs County: 93.6 %Montgomery County: 58 %Putnam County: 64.6 %Roane County: 18.9 %Sevier County: 82.1 %Shelby County: 41.9 %Sullivan County: 74.2 %Sumner County: 67.5 %Union County: 98.6 %Williamson County: 93 %Wilson County: 90.8 %Bell County: 81.2 %Bexar County: 40.8 %Bowie County: 50.9 %Brazoria County: 86.6 %Brewster County: 73.9 %Cameron County: 53.7 %Collin County: 76.5 %Culberson County: 84.2 %Dallas County: 21.9 %Denton County: 53.2 %Ector County: 69.6 %Ellis County: 51.2 %El Paso County: 26.6 %Fayette County: 70.4 %Galveston County: 73.6 %Gregg County: 85.2 %Harris County: 21.4 %Harrison County: 58.4 %Hidalgo County: 61.4 %Hood County: 82.8 %Hunt County: 85.8 %Jefferson County: 43.8 %Johnson County: 82.1 %Kaufman County: 59.2 %Kleberg County: 66.5 %Lubbock County: 76.9 %McLennan County: 64.5 %Maverick County: 71.8 %Montgomery County: 53.4 %Navarro County: 56.7 %Nueces County: 59.7 %Orange County: 63.8 %Parker County: 82.3 %Polk County: 91.9 %Potter County: 88.3 %Randall County: 75.8 %Rockwall County: 83.1 %Smith County: 85.7 %Tarrant County: 38.6 %Travis County: 52.3 %Victoria County: 95.2 %Webb County: 57.3 %Wichita County: 78.3 %Box Elder County: 54.8 %Cache County: 37.5 %Carbon County: 69.6 %Daggett County: 65.1 %Davis County: 78.1 %Duchesne County: 46.8 %Garfield County: 88.4 %Salt Lake County: 46.3 %San Juan County: 78.4 %Tooele County: 61.2 %Uintah County: 34.5 %Utah County: 45.5 %Washington County: 75.1 %Wayne County: 100 %Weber County: 29 %Bennington County: 80.5 %Chittenden County: 71.2 %Rutland County: 55.8 %Windham County: 95.8 %Albemarle County: 73.1 %Arlington County: 75.3 %Caroline County: 91.1 %Carroll County: 100 %Charles City County: 87.5 %Chesterfield County: 79.6 %Fairfax County: 60.3 %Fauquier County: 95.3 %Frederick County: 62.7 %Giles County: 93.3 %Hanover County: 87.8 %Henrico County: 61.6 %King William County: 100 %Loudoun County: 82.2 %Madison County: 83.5 %Page County: 84.4 %Prince Edward County: 95 %Prince William County: 93.4 %Roanoke County: 79.1 %Rockbridge County: 88.5 %Rockingham County: 83.3 %Stafford County: 91.1 %Wythe County: 96.2 %Alexandria city: 87.9 %Bristol city: 59.3 %Fredericksburg city: 100 %Hampton city: 73.8 %Hopewell city: 100 %Lynchburg city: 72.9 %Norfolk city: 90.1 %Richmond city: 98.9 %Roanoke city: 70.4 %Salem city: 56.5 %Suffolk city: 90.2 %Virginia Beach city: 71.4 %Winchester city: 100 %Adams County: 94.4 %Asotin County: 62.5 %Benton County: 77.1 %Chelan County: 63 %Clallam County: 81.4 %Clark County: 65.2 %Columbia County: 83.2 %Cowlitz County: 77.5 %Franklin County: 77.8 %Grant County: 74.8 %Grays Harbor County: 75.6 %Jefferson County: 88.4 %King County: 31 %Kitsap County: 89.1 %Kittitas County: 76.4 %Klickitat County: 91.5 %Lewis County: 73 %Mason County: 69.3 %Okanogan County: 53.7 %Pierce County: 59.5 %Skagit County: 76.7 %Snohomish County: 62.2 %Spokane County: 57 %Stevens County: 58.9 %Thurston County: 70.3 %Walla Walla County: 78.6 %Whatcom County: 78.7 %Whitman County: 79.7 %Yakima County: 47.7 %Berkeley County: 71.5 %Brooke County: 79.7 %Cabell County: 73.7 %Gilmer County: 96.6 %Greenbrier County: 90.6 %Hancock County: 75.6 %Harrison County: 59.7 %Kanawha County: 73.9 %Marion County: 52.5 %Marshall County: 39.2 %Monongalia County: 73.8 %Ohio County: 71.2 %Raleigh County: 67.5 %Tucker County: 90 %Wood County: 73.5 %Ashland County: 95.6 %Barron County: 93.7 %Brown County: 63 %Chippewa County: 98.4 %Columbia County: 81.7 %Dane County: 49.9 %Dodge County: 57.3 %Door County: 79.5 %Eau Claire County: 71.2 %Fond du Lac County: 88.4 %Forest County: 82.9 %Grant County: 61.5 %Jackson County: 100 %Jefferson County: 80.3 %Kenosha County: 47.6 %Kewaunee County: 78.4 %La Crosse County: 52.9 %Manitowoc County: 73.2 %Marathon County: 85.2 %Milwaukee County: 40 %Monroe County: 100 %Outagamie County: 57.8 %Ozaukee County: 65.3 %Racine County: 83.9 %Rock County: 76.8 %Sauk County: 67.3 %Sheboygan County: 66.8 %Taylor County: 71.2 %Trempealeau County: 100 %Vilas County: 91.4 %Walworth County: 85.1 %Waukesha County: 53.3 %Albany County: 64.6 %Big Horn County: 85.9 %Campbell County: 56.2 %Carbon County: 96.4 %Converse County: 80.8 %Fremont County: 71 %Johnson County: 98.1 %Laramie County: 74.2 %Lincoln County: 92.6 %Natrona County: 82.5 %Park County: 95.2 %Platte County: 96.6 %Sheridan County: 89 %Sublette County: 74.8 %Sweetwater County: 68.8 %Teton County: 83 %Uinta County: 85.5 %Weston County: 80 %

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