RANKING · 2010 CENSUS · 16 SHOWN OF 16

Most foreign-born residents, Maine counties · 2010

Maine counties ranked by the share of residents born outside the US (2010 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 –

01Cumberland County, MEME317,2225.5%–

02Aroostook County, MEME66,6094.9%–

03Washington County, MEME31,3344.0%–

04Androscoggin County, MEME116,4873.4%–

05York County, MEME222,4343.1%–

06Penobscot County, MEME157,9672.7%–

07Sagadahoc County, MEME37,9792.5%–

08Hancock County, MEME57,1712.3%–

09Kennebec County, MEME129,0672.3%–

10Knox County, MEME41,1172.0%–

11Franklin County, MEME30,8242.0%–

12Somerset County, MEME51,6201.8%–

13Lincoln County, MEME36,5951.8%–

14Piscataquis County, MEME17,4091.7%–

15Oxford County, MEME60,3461.6%–

16Waldo County, MEME40,6931.3%–

SHOWING 1–16 OF 16

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