RANKING · 2024 ACS · 14 SHOWN OF 14

Largest Scotch-Irish population, Massachusetts counties

Massachusetts counties ranked by the number of residents who are Scotch-Irish ancestry, from the 2023 American Community Survey detailed-origin tables. Each list covers the full eligible universe; download the complete data as CSV. This list covers the 14 counties in Massachusetts that qualify, ranked against each other statewide.

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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 2000

01Middlesex County, MAMA1,669,97910,375–

02Plymouth County, MAMA546,8294,275–

03Essex County, MAMA826,6534,253–

04Worcester County, MAMA888,5023,993–

05Norfolk County, MAMA739,7493,882–

06Suffolk County, MAMA791,8912,907–

07Bristol County, MAMA593,6401,989–

08Hampden County, MAMA464,3381,760–

09Barnstable County, MAMA233,5391,543–

10Hampshire County, MAMA164,0651,141–

11Berkshire County, MAMA128,224908–

12Franklin County, MAMA70,698713–

13Dukes County, MAMA21,219182–

14Nantucket County, MAMA14,758148–

SHOWING 1–14 OF 14

Download CSV (full list, 14 rows)

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