Some states have counties where more than half of the nonelderly population does not have any health insurance, while other states boast having no county where the uninsured rate is more than 6 percent, according to financial news site 24/7 Tempo.
24/7 Tempo analyzed five-year estimates of the percentage of the noninstitutionalized population under 65 without health insurance from the U.S. Census Bureau's 2019 American Community Survey.
Counties were excluded if the noninstitutionalized population under 65 was less than 1,000, or if the sampling error associated with a county's data was deemed too high. The 2,945 eligible counties or equivalent places were ranked within their state based on their under 65 uninsured rates.
The least insured county in every state:
Alabama
Escambia County: 17.4 percent
State uninsured rate: 11.3 percent
Alaska
Aleutians East Borough: 50.6 percent
State uninsured rate: 15.3 percent
Arizona
Apache County: 28.7 percent
State uninsured rate: 12.4 percent
Arkansas
Sevier County: 19.1 percent
State uninsured rate: 10.1 percent
California
Mono County: 17.9 percent
State uninsured rate: 8.6 percent
Colorado
Custer County: 25.4 percent
State uninsured rate: 8.7 percent
Connecticut
Fairfield County: 9.7 percent
State uninsured rate: 6.3 percent
Delaware
Sussex County: 9 percent
State uninsured rate: 6.8 percent
Florida
Glades County: 33.8 percent
State uninsured rate: 15.7 percent
Georgia
Echols County: 27.5 percent
State uninsured rate: 15.2 percent
Hawaii
Hawaii County: 6.1 percent
State uninsured rate: 4.6 percent
Idaho
Owyhee County: 25.6 percent
State uninsured rate: 12.4 percent
Illinois
Moultrie County: 18.1 percent
State uninsured rate: 7.9 percent
Indiana
LaGrange County: 45.6 percent
State uninsured rate: 9.8 percent
Iowa
Davis County: 31.1 percent
State uninsured rate: 5.5 percent
Kansas
Hamilton County: 22.1 percent
State uninsured rate: 10.3 percent
Kentucky
Todd County: 17.7 percent
State uninsured rate: 6.7 percent
Louisiana
Tensas Parish: 23.7 percent
State uninsured rate: 11 percent
Maine
Washington County: 15.7 percent
State uninsured rate: 9.8 percent
Maryland
Prince George's County: 11.2 percent
State uninsured rate: 6.9 percent
Massachusetts
Nantucket County: 5.2 percent
State uninsured rate: 3.2 percent
Michigan
Oscoda County: 18 percent
State uninsured rate: 6.5 percent
Minnesota
Mahnomen County: 16.6 percent
State uninsured rate: 5.2 percent
Mississippi
Sharkey County: 21 percent
State uninsured rate: 14.5 percent
Missouri
Scotland County: 39.6 percent
State uninsured rate: 11.1 percent
Montana
Glacier County: 42.3 percent
State uninsured rate: 10.9 percent
Nebraska
Thurston County: 28.5 percent
State uninsured rate: 9.5 percent
Nevada
Mineral County: 14.1 percent
State uninsured rate: 12.9 percent
New Hampshire
Carroll County: 12.2 percent
State uninsured rate: 7.1 percent
New Jersey
Passaic County: 14.2 percent
State uninsured rate: 9 percent
New Mexico
McKinley County: 22.2 percent
State uninsured rate: 11.4 percent
New York
Yates County: 21.7 percent
State uninsured rate: 6.7 percent
North Carolina
Swain County: 26.1 percent
State uninsured rate: 12.6 percent
North Dakota
Sioux County: 34 percent
State uninsured rate: 8.5 percent
Ohio
Holmes County: 44.6 percent
State uninsured rate: 7.2 percent
Oklahoma
Adair County: 31.7 percent
State uninsured rate: 16.5 percent
Oregon
Lincoln County: 12.9 percent
State uninsured rate: 8 percent
Pennsylvania
Mifflin County: 14.9 percent
State uninsured rate: 6.8 percent
Rhode Island
Providence County: 6.2 percent
State uninsured rate: 5.3 percent
South Carolina
Jasper County: 18.9 percent
State uninsured rate: 12.6 percent
South Dakota
Buffalo County: 41.7 percent
State uninsured rate: 11.2 percent
Tennessee
Perry County: 20 percent
State uninsured rate: 11.4 percent
Texas
Menard County: 44.7 percent
State uninsured rate: 19.4 percent
Utah
Piute County: 25.9 percent
State uninsured rate: 10.4 percent
Vermont
Windham County: 6.6 percent
State uninsured rate: 4.8 percent
Virginia
Accomack County: 21.3 percent
State uninsured rate: 10 percent
Washington
Adams County: 18 percent
State uninsured rate: 7.3 percent
West Virginia
Monroe County: 12 percent
State uninsured rate: 7.4 percent
Wisconsin
Menominee County: 28.4 percent
State uninsured rate: 6.4 percent
Wyoming
Fremont County: 22.2 percent
State uninsured rate: 13.5 percent