US counties by uninsured rate, ages 35 to 64 (US, ACS), 2021
Oglala Lakota County 55.3%, the highest of 3135 counties, 2021
- Under 6.3
- 6.3 to 8.5
- 8.5 to 11
- 11 to 14
- 14 to 19
- 19 and over
- No data
Boundaries: U.S. Census Bureau cartographic boundary files.