Rankings of each state's healthiest and unhealthiest county were released by the Robert Wood Johnson Foundation and the University of Wisconsin Population Health Institute in Madison.
The rankings, which examine health outcomes and more than 90 health factors at the county level, were calculated using county-level data collected between 2014 and 2022 to evaluate the health outcomes and factors.
Below is a list of the counties with the best and worst health outcomes, length and quality of life, in each state.
Click here for more methodology details.
Alabama
Healthiest: Shelby County
Unhealthiest: Wilcox County
Alaska
Healthiest: Kodiak County
Unhealthiest: Kusilvak County
Arizona
Healthiest: Maricopa County
Unhealthiest: Apache County
Arkansas
Healthiest: Benson County
Unhealthiest: Phillips County
California
Healthiest: Marin County
Unhealthiest: Trinity County
Colorado
Healthiest: Douglas County
Unhealthiest: Otero County
Connecticut
Healthiest: Fairfield County
Unhealthiest: Windham County
Delaware
Healthiest: Sussex County
Unhealthiest: Kent County
Florida
Healthiest: Collier County
Unhealthiest: Union County
Georgia
Healthiest: Forsyth County
Unhealthiest: Hancock County
Hawaii
Healthiest: Maui County
Unhealthiest: Hawaii County
Idaho
Healthiest: Valley County
Unhealthiest: Benewah County
Illinois
Healthiest: DuPage County
Unhealthiest: Alexander County
Indiana
Healthiest: Hamilton County
Unhealthiest: Scott County
Iowa
Healthiest: Sioux County
Unhealthiest: Montgomery County
Kansas
Healthiest: Johnson County
Unhealthiest: Edwards County
Kentucky
Healthiest: Oldham County
Unhealthiest: Wolfe County
Louisiana
Healthiest: Ascension County
Unhealthiest: Bienville County
Maine
Healthiest: Cumberland County
Unhealthiest: Washington County
Maryland
Healthiest: Montgomery County
Unhealthiest: Baltimore City
Massachusetts
Healthiest: Nantucket County
Unhealthiest: Hampden County
Michigan
Healthiest: Leelanau County
Unhealthiest: Wayne County
Minnesota
Healthiest: Carver County
Unhealthiest: Mahnomen County
Mississippi
Healthiest: Madison County
Unhealthiest: Coahoma County
Missouri
Healthiest: Platte County
Unhealthiest: Pemiscot County
Montana
Healthiest: Carbon County
Unhealthiest: Roosevelt County
Nebraska
Healthiest: Wayne County
Unhealthiest: Thurston County
Nevada
Healthiest: Douglas County
Unhealthiest: Mineral County
New Hampshire
Healthiest: Rockingham County
Unhealthiest: Coos County
New Jersey
Healthiest: Hunterdon County
Unhealthiest: Salem County
New Mexico
Healthiest: Los Alamos County
Unhealthiest: McKinley County
New York
Healthiest: Putnam County
Unhealthiest: Bronx County
North Carolina
Healthiest: Wake County
Unhealthiest: Robeson County
North Dakota
Healthiest: Trail County
Unhealthiest: Sioux County
Ohio
Healthiest: Delaware County
Unhealthiest: Scioto County
Oklahoma
Healthiest: Canadian County
Unhealthiest: Harmon County
Oregon
Healthiest: Washington County
Unhealthiest: Lake County
Pennsylvania
Healthiest: Chester County
Unhealthiest: Philadelphia County
Rhode Island
Healthiest: Bristol County
Unhealthiest: Providence County
South Carolina
Healthiest: Beaufort County
Unhealthiest: Allendale County
South Dakota
Healthiest: Lake County
Unhealthiest: Buffalo County
Tennessee
Healthiest: Williamson County
Unhealthiest: Haywood County
Texas
Healthiest: Collin County
Unhealthiest: Brooks County
Utah
Healthiest: Wasatch County
Unhealthiest: San Juan County
Vermont
Healthiest: Chittenden County
Unhealthiest: Bennington County
Virginia
Healthiest: Falls Church County
Unhealthiest: Petersburg City
Washington
Healthiest: San Juan County
Unhealthiest: Ferry County
West Virginia
Healthiest: Monongalia County
Unhealthiest: McDowell County
Wisconsin
Healthiest: Ozaukee County
Unhealthiest: Menominee County
Wyoming
Healthiest: Teton County
Unhealthiest: Fremont County