RANKING · 2024 ACS · 16 SHOWN OF 16

Highest uninsured rate, Maine counties

Maine counties ranked by the share of residents without health insurance (2024 ACS). This list covers the 16 counties in Maine that qualify, ranked against each other statewide. The median across all 16 is 7.5%.

MaineAll states All rankings

SAME RANKING BYCities States Metros ZIP codes

YEAR2020 2024

RANKPLACESTATEPOPUNINSUREDVS 2020

01Piscataquis County, MEME17,40910.1%−1.7 pts

02▲3Hancock County, MEME57,1719.6%−0.6 pts

03▼1Waldo County, MEME40,6939.2%−2.4 pts

04▼1Washington County, MEME31,3349.1%−2.5 pts

05▲4Oxford County, MEME60,3468.6%+0.3 pts

06▲2Aroostook County, MEME66,6098.0%−0.4 pts

07▼3Franklin County, MEME30,8247.9%−2.4 pts

08▼1Somerset County, MEME51,6207.5%−1.8 pts

09▼3Lincoln County, MEME36,5956.6%−3.3 pts

10Penobscot County, MEME157,9676.3%−2.0 pts

11Androscoggin County, MEME116,4875.9%−2.0 pts

12▲1Kennebec County, MEME129,0675.8%−1.7 pts

13▼1Knox County, MEME41,1175.5%−2.2 pts

14Sagadahoc County, MEME37,9795.3%−2.0 pts

15York County, MEME222,4344.8%−1.0 pts

16Cumberland County, MEME317,2224.7%−1.0 pts

SHOWING 1–16 OF 16

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UPDATED 2026-09-11 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES