RANKING · 2024 ACS · 14 SHOWN OF 14

Highest Scotch-Irish population share, Massachusetts counties

Massachusetts counties ranked by the share of all residents who are Scotch-Irish ancestry (2024 American Community Survey). A concentration measure: Scotch-Irish residents as a percentage of total population. This list covers the 14 counties in Massachusetts that qualify, ranked against each other statewide. The median across all 14 is 0.7%.

Scotch-Irish Americans: full group profile →

MassachusettsAll states All rankings

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 SHAREVS 2010

01▲2Nantucket County, MAMA14,7581.0%−1.9 pts

02▼1Franklin County, MAMA70,6981.0%−1.0 pts

03▲3Dukes County, MAMA21,2190.9%−1.5 pts

04Plymouth County, MAMA546,8290.8%−2.3 pts

05Hampshire County, MAMA164,0650.7%−1.6 pts

06▲3Berkshire County, MAMA128,2240.7%−1.3 pts

07▼5Barnstable County, MAMA233,5390.7%−1.5 pts

08▼1Middlesex County, MAMA1,669,9790.6%−1.4 pts

09▲1Norfolk County, MAMA739,7490.5%−1.8 pts

10▼2Essex County, MAMA826,6530.5%−1.5 pts

11Worcester County, MAMA888,5020.5%−1.3 pts

12Hampden County, MAMA464,3380.4%−0.9 pts

13▲1Suffolk County, MAMA791,8910.4%−0.7 pts

14▼1Bristol County, MAMA593,6400.3%−1.0 pts

SHOWING 1–14 OF 14

Download CSV (full list, 14 rows)

UPDATED 2026-09-11 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES