# Counties in Maryland by uninsured rate, ages 18 to 64 (US model-based estimate), 2024

All 24 values come from U.S. Census Bureau for 2024, so the places are comparable.

- Indicator id: `uninsured_rate_18_64`
- Unit: %
- Definition: People aged 18 to 64 without health insurance coverage of any kind, as a percentage of all people aged 18 to 64. United States: Census Bureau Small Area Health Insurance Estimates (SAHIE) for states and counties, all races, both sexes and all income levels.
- Source: U.S. Census Bureau, Small Area Health Insurance Estimates (SAHIE): percent uninsured, ages 18 to 64, all races, both sexes, all income levels, states and counties (https://www2.census.gov/programs-surveys/sahie/datasets/time-series/estimates-acs/sahie-2024-csv.zip)
- Publisher page: https://invokely.ai/en/publishers/us-census-bureau
- Retrieved: 2026-10-12
- Citation: U.S. Census Bureau. Small Area Health Insurance Estimates (SAHIE): percent uninsured, ages 18 to 64, all races, both sexes, all income levels, states and counties. https://www2.census.gov/programs-surveys/sahie/datasets/time-series/estimates-acs/sahie-2024-csv.zip. Retrieved 2026-10-12.
- Web page: https://invokely.ai/rankings/uninsured-rate-ages-18-64/maryland-counties

| Rank | Place | % |
|---:|---|---:|
| 1 | Prince George's County | 13.1 |
| 2 | Caroline County | 11 |
| 3 | Montgomery County | 9.6 |
| 4 | Wicomico County | 9.5 |
| 5 | Dorchester County | 9.4 |
| 6 | Kent County | 8.8 |
| 6 | Somerset County | 8.8 |
| 6 | Talbot County | 8.8 |
| 9 | Baltimore city | 8.7 |
| 9 | Washington County | 8.7 |
| 11 | Garrett County | 8.6 |
| 12 | Worcester County | 7.8 |
| 13 | Baltimore County | 7.7 |
| 14 | Allegany County | 7.5 |
| 15 | Queen Anne's County | 6.9 |
| 16 | Cecil County | 6.5 |
| 17 | Anne Arundel County | 6.3 |
| 17 | Frederick County | 6.3 |
| 19 | Howard County | 5.7 |
| 19 | St. Mary's County | 5.7 |
| 21 | Charles County | 5.6 |
| 22 | Carroll County | 5.1 |
| 23 | Harford County | 5 |
| 24 | Calvert County | 4.6 |