RANKING · 2020 CENSUS · 16 SHOWN OF 16

Highest Portuguese population share, Maine counties · 2020

Maine counties ranked by the share of all residents who are Portuguese ancestry (2023 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.

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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 2000

01Waldo County, MEME40,6931.1%–

02York County, MEME222,4340.9%–

03Knox County, MEME41,1170.8%–

04Piscataquis County, MEME17,4090.7%–

05Washington County, MEME31,3340.6%–

06Somerset County, MEME51,6200.6%–

07Hancock County, MEME57,1710.6%–

08Oxford County, MEME60,3460.6%–

09Lincoln County, MEME36,5950.6%–

10Penobscot County, MEME157,9670.5%–

11Franklin County, MEME30,8240.5%–

12Cumberland County, MEME317,2220.5%–

13Androscoggin County, MEME116,4870.4%–

14Sagadahoc County, MEME37,9790.3%–

15Kennebec County, MEME129,0670.3%–

16Aroostook County, MEME66,6090.1%–

SHOWING 1–16 OF 16

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UPDATED 2026-06-06 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES