RANKING · 2024 ACS · 16 SHOWN OF 16

Largest foreign-born population, Maine counties

Maine counties with the most residents born outside the United States, as of the 2024 American Community Survey. Ranked by number of people, not share. This list covers the 16 counties in Maine that qualify, ranked against each other statewide. The median across all 16 is 1,283.

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SAME RANKING BYCities States Metros

RELATEDMost residents with a disability Largest veteran population Most uninsured people Largest senior population Most unmarried people Most unmarried men

YEAR2010 2020 2024

RANKPLACESTATEPOPFOREIGN-BORN POPULATIONVS 2010

01Cumberland County, MEME317,22220,646+33%

02York County, MEME222,4348,629+41%

03▲1Androscoggin County, MEME116,4876,351+76%

04▼1Penobscot County, MEME157,9675,190+26%

05Kennebec County, MEME129,0673,096+9%

06Aroostook County, MEME66,6092,756−21%

07Hancock County, MEME57,1711,889+49%

08▲2Knox County, MEME41,1171,283+60%

09Washington County, MEME31,3341,152−12%

10▲3Waldo County, MEME40,693940+91%

11▼3Sagadahoc County, MEME37,979928+5%

12▼1Oxford County, MEME60,346838−9%

13▲2Franklin County, MEME30,824812+33%

14Lincoln County, MEME36,595786+26%

15▼3Somerset County, MEME51,620755−21%

16Piscataquis County, MEME17,409397+36%

SHOWING 1–16 OF 16

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