Maryland Counties by Uninsured Rate
The uninsured rate is the share of the population with no health insurance coverage — influenced heavily by Medicaid eligibility and employer coverage.
All 24 counties ranked by Uninsured Rate, from lowest to highest. Click the column header to reverse sort order. Data from the U.S. Census Bureau, ACS 5-Year Estimates, 2023.
| # | Counties | Uninsured Rate ↑ |
|---|---|---|
| 1 | Caroline County, Maryland | 2.6% |
| 2 | Calvert County, Maryland | 3.3% |
| 3 | Somerset County, Maryland | 3.4% |
| 4 | Harford County, Maryland | 3.7% |
| 5 | St. Mary's County, Maryland | 3.7% |
| 6 | Howard County, Maryland | 4.0% |
| 7 | Allegany County, Maryland | 4.1% |
| 8 | Talbot County, Maryland | 4.5% |
| 9 | Frederick County, Maryland | 4.6% |
| 10 | Anne Arundel County, Maryland | 4.6% |
| 11 | Kent County, Maryland | 5.3% |
| 12 | Baltimore County, Maryland | 5.5% |
| 13 | Dorchester County, Maryland | 5.5% |
| 14 | Worcester County, Maryland | 5.5% |
| 15 | Queen Anne's County, Maryland | 5.7% |
| 16 | Baltimore city, Maryland | 5.8% |
| 17 | Garrett County, Maryland | 6.0% |
| 18 | Washington County, Maryland | 6.1% |
| 19 | Wicomico County, Maryland | 6.5% |
| 20 | Montgomery County, Maryland | 6.8% |
| 21 | Cecil County, Maryland | 7.4% |
| 22 | Charles County, Maryland | 11.1% |
| 23 | Prince George's County, Maryland | 11.2% |
| 24 | Carroll County, Maryland | 17.8% |