RANKING · 2020 CENSUS · 16 SHOWN OF 16

Largest foreign-born population, Maine counties · 2020

Maine counties with the most residents born outside the United States, as of the 2020 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.

MaineAll states All rankings

SAME RANKING BYCities States Metros

YEAR2010 2020 2024

RANKPLACESTATEPOPFOREIGN-BORN POPULATIONVS 2010

01Cumberland County, MEME317,22218,217+17%

02York County, MEME222,4347,437+21%

03Penobscot County, MEME157,9674,359+6%

04Androscoggin County, MEME116,4873,907+8%

05Kennebec County, MEME129,0672,817−1%

06Aroostook County, MEME66,6092,688−23%

07Hancock County, MEME57,1711,811+42%

08Sagadahoc County, MEME37,9791,270+44%

09Washington County, MEME31,3341,165−11%

10Knox County, MEME41,1171,052+31%

11Oxford County, MEME60,346927+1%

12Somerset County, MEME51,620868−9%

13Waldo County, MEME40,693849+73%

14Lincoln County, MEME36,595834+33%

15Franklin County, MEME30,824529−13%

16Piscataquis County, MEME17,409348+19%

SHOWING 1–16 OF 16

Download CSV (full list, 16 rows)

UPDATED 2026-07-15 · DATA: US CENSUS BUREAU DECENNIAL CENSUS