RANKING · 2020 CENSUS · 16 SHOWN OF 16

Highest Puerto Rican population share, Maine counties · 2020

Maine counties ranked by the share of all residents who are Puerto Rican origin (2020 American Community Survey). A concentration measure: Puerto Rican residents as a percentage of total population. This list covers the 16 counties in Maine that qualify, ranked against each other statewide. The median across all 16 is 0.5%.

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 2010

01Washington County, MEME31,3340.7%+0.6 pts

02Waldo County, MEME40,6930.7%+0.4 pts

03Oxford County, MEME60,3460.6%+0.2 pts

04Androscoggin County, MEME116,4870.6%+0.2 pts

05Piscataquis County, MEME17,4090.6%+0.5 pts

06Kennebec County, MEME129,0670.5%+0.1 pts

07Cumberland County, MEME317,2220.5%0.0 pts

08Hancock County, MEME57,1710.5%+0.2 pts

09Penobscot County, MEME157,9670.5%+0.2 pts

10York County, MEME222,4340.4%+0.1 pts

11Aroostook County, MEME66,6090.4%0.0 pts

12Sagadahoc County, MEME37,9790.3%−0.9 pts

13Somerset County, MEME51,6200.3%−0.3 pts

14Lincoln County, MEME36,5950.3%−0.2 pts

15Franklin County, MEME30,8240.3%–

16Knox County, MEME41,1170.2%+0.1 pts

SHOWING 1–16 OF 16

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UPDATED 2026-09-11 · DATA: US CENSUS BUREAU DECENNIAL CENSUS