Maine 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 16 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 | Kennebec County, Maine | 0.0% |
| 2 | Lincoln County, Maine | 3.6% |
| 3 | Hancock County, Maine | 4.9% |
| 4 | Waldo County, Maine | 5.3% |
| 5 | York County, Maine | 5.3% |
| 6 | Cumberland County, Maine | 6.0% |
| 7 | Knox County, Maine | 6.3% |
| 8 | Androscoggin County, Maine | 6.8% |
| 9 | Sagadahoc County, Maine | 6.9% |
| 10 | Penobscot County, Maine | 7.2% |
| 11 | Aroostook County, Maine | 8.0% |
| 12 | Oxford County, Maine | 8.5% |
| 13 | Franklin County, Maine | 9.5% |
| 14 | Washington County, Maine | 9.8% |
| 15 | Piscataquis County, Maine | 10.0% |
| 16 | Somerset County, Maine | 22.4% |