RANKING · 2010 CENSUS · 16 SHOWN OF 16

Highest Portuguese population share, Maine counties · 2010

Maine counties ranked by the share of all residents who are Portuguese ancestry (2010 American Community Survey). A concentration measure: Portuguese 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 0.7%.

Portuguese Americans: full group profile →

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SAME RANKING BYCities States Metros

RELATEDLargest American population Highest American population share Largest Arab population Highest Arab population share Largest Egyptian population Highest Egyptian population share

YEAR2010 2020 2024

RANKPLACESTATEPOPPORTUGUESE SHAREVS –

01Franklin County, MEME30,8240.9%–

02Knox County, MEME41,1170.9%–

03Waldo County, MEME40,6930.9%–

04Sagadahoc County, MEME37,9790.8%–

05Kennebec County, MEME129,0670.7%–

06Washington County, MEME31,3340.7%–

07Cumberland County, MEME317,2220.7%–

08Piscataquis County, MEME17,4090.7%–

09York County, MEME222,4340.6%–

10Somerset County, MEME51,6200.6%–

11Androscoggin County, MEME116,4870.6%–

12Oxford County, MEME60,3460.5%–

13Penobscot County, MEME157,9670.5%–

14Hancock County, MEME57,1710.5%–

15Lincoln County, MEME36,5950.4%–

16Aroostook County, MEME66,6090.4%–

SHOWING 1–16 OF 16

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