RANKING · 2020 CENSUS · 16 SHOWN OF 16

Largest Scotch-Irish population, Maine counties · 2020

Maine counties ranked by the number of residents who are Scotch-Irish ancestry, from the 2020 American Community Survey detailed-origin tables. Each list covers the full eligible universe; download the complete data as CSV. This list covers the 16 counties in Maine that qualify, ranked against each other statewide.

Scotch-Irish 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

RANKPLACESTATEPOPSCOTCH-IRISH POPULATIONVS 2010

01Cumberland County, MEME317,2225,172−51%

02York County, MEME222,4342,128−69%

03Penobscot County, MEME157,9671,975−72%

04Kennebec County, MEME129,0671,746−63%

05Androscoggin County, MEME116,4871,717−47%

06Knox County, MEME41,1171,066−20%

07Aroostook County, MEME66,609989−57%

08Hancock County, MEME57,171909−58%

09Somerset County, MEME51,620842−52%

10Oxford County, MEME60,346836−60%

11Waldo County, MEME40,693705−65%

12Sagadahoc County, MEME37,979587−57%

13Lincoln County, MEME36,595497−56%

14Washington County, MEME31,334492−68%

15Franklin County, MEME30,824394−49%

16Piscataquis County, MEME17,409206−61%

SHOWING 1–16 OF 16

Download CSV (full list, 16 rows)

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