RANKING · 2010 CENSUS · 15 SHOWN OF 15

Highest Puerto Rican population share, Maine counties · 2010

Maine counties ranked by the share of all residents who are Puerto Rican origin (2010 American Community Survey). A concentration measure: Puerto Rican residents as a percentage of total population. This list covers the 15 counties in Maine that qualify, ranked against each other statewide.

Puerto Rican Americans: full group profile →

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SAME RANKING BYCities States Metros

RELATEDLargest Mexican population Highest Mexican population share Largest Puerto Rican population Largest Cuban population Highest Cuban population share Largest Dominican population

YEAR2010 2020 2024

RANKPLACESTATEPOPPUERTO RICAN SHAREVS –

01Sagadahoc County, MEME37,9791.2%–

02Somerset County, MEME51,6200.5%–

03Cumberland County, MEME317,2220.5%–

04Kennebec County, MEME129,0670.5%–

05Lincoln County, MEME36,5950.5%–

06Aroostook County, MEME66,6090.4%–

07Oxford County, MEME60,3460.4%–

08Androscoggin County, MEME116,4870.3%–

09Waldo County, MEME40,6930.3%–

10Hancock County, MEME57,1710.3%–

11York County, MEME222,4340.3%–

12Penobscot County, MEME157,9670.3%–

13Washington County, MEME31,3340.2%–

14Knox County, MEME41,1170.1%–

15Piscataquis County, MEME17,4090.0%–

SHOWING 1–15 OF 15

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