RANKING · 2020 CENSUS · 16 SHOWN OF 16

Most foreign-born residents, Maine counties · 2020

Maine counties ranked by the share of residents born outside the US (2020 ACS). This list covers the 16 counties in Maine that qualify, ranked against each other statewide.

MaineAll states All rankings

SAME RANKING BYCities States Metros ZIP codes

RELATEDLargest foreign-born population Most residents with a disability Largest veteran population Most uninsured people Largest senior population Most unmarried people

YEAR2010 2020 2024

RANKPLACESTATEPOPFOREIGN-BORNVS 2010

01Cumberland County, MEME317,2226.0%+0.5 pts

02Aroostook County, MEME66,6094.0%−0.9 pts

03Washington County, MEME31,3343.7%−0.2 pts

04Androscoggin County, MEME116,4873.5%+0.2 pts

05York County, MEME222,4343.5%+0.4 pts

06Sagadahoc County, MEME37,9793.5%+1.0 pts

07Hancock County, MEME57,1713.3%+0.9 pts

08Penobscot County, MEME157,9672.9%+0.2 pts

09Knox County, MEME41,1172.6%+0.6 pts

10Lincoln County, MEME36,5952.4%+0.6 pts

11Kennebec County, MEME129,0672.3%−0.0 pts

12Waldo County, MEME40,6932.1%+0.9 pts

13Piscataquis County, MEME17,4092.1%+0.4 pts

14Franklin County, MEME30,8241.8%−0.2 pts

15Somerset County, MEME51,6201.7%−0.1 pts

16Oxford County, MEME60,3461.6%+0.0 pts

SHOWING 1–16 OF 16

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UPDATED 2026-08-08 · DATA: US CENSUS BUREAU DECENNIAL CENSUS