Source page: https://statranker.org/health-health/u-s-counties-with-the-highest-uninsured-rates-top-100-2024-acs-5-year/
| Rank | Entity | Uninsured rate | Source / method note |
|---|---|---|---|
| 1 | Oglala Lakota County, South Dakota | 44.6% | SD · official_value · U.S. Census Bureau ACS 2024 5-Year S2701 · published percent uninsured · all-age civilian noninstitutionalized population. |
| 2 | LaGrange County, Indiana | 44.4% | IN · official_value · U.S. Census Bureau ACS 2024 5-Year S2701 · published percent uninsured · all-age civilian noninstitutionalized population. |
| 3 | Buffalo County, South Dakota | 43.0% | SD · official_value · U.S. Census Bureau ACS 2024 5-Year S2701 · published percent uninsured · all-age civilian noninstitutionalized population. |
| 4 | Holmes County, Ohio | 41.5% | OH · official_value · U.S. Census Bureau ACS 2024 5-Year S2701 · published percent uninsured · all-age civilian noninstitutionalized population. |
| 5 | Scotland County, Missouri | 39.0% | MO · official_value · U.S. Census Bureau ACS 2024 5-Year S2701 · published percent uninsured · all-age civilian noninstitutionalized population. |
| 6 | Gaines County, Texas | 36.7% | TX · official_value · U.S. Census Bureau ACS 2024 5-Year S2701 · published percent uninsured · all-age civilian noninstitutionalized population. |
| 7 | Aleutians East Borough, Alaska | 35.6% | AK · official_value · U.S. Census Bureau ACS 2024 5-Year S2701 · published percent uninsured · all-age civilian noninstitutionalized population. |
| 8 | Presidio County, Texas | 33.6% | TX · official_value · U.S. Census Bureau ACS 2024 5-Year S2701 · published percent uninsured · all-age civilian noninstitutionalized population. |
| 9 | Lake and Peninsula Borough, Alaska | 32.2% | AK · official_value · U.S. Census Bureau ACS 2024 5-Year S2701 · published percent uninsured · all-age civilian noninstitutionalized population. |
| 10 | Hudspeth County, Texas | 31.4% | TX · official_value · U.S. Census Bureau ACS 2024 5-Year S2701 · published percent uninsured · all-age civilian noninstitutionalized population. |