RANKING · 2024 ACS · 14 SHOWN OF 14

Highest American population share, Massachusetts counties

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

American ancestry: full group profile →

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SAME RANKING BYCities States Metros

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

YEAR2010 2020 2024

RANKPLACESTATEPOPAMERICAN SHAREVS 2010

01Hampden County, MAMA464,3387.2%+4.6 pts

02Hampshire County, MAMA164,0654.8%+2.2 pts

03Berkshire County, MAMA128,2244.2%+1.3 pts

04Worcester County, MAMA888,5024.2%+1.0 pts

05Norfolk County, MAMA739,7493.9%+0.8 pts

06Barnstable County, MAMA233,5393.8%−7.6 pts

07Franklin County, MAMA70,6983.6%−0.3 pts

08Plymouth County, MAMA546,8293.6%−0.2 pts

09Dukes County, MAMA21,2193.2%−6.8 pts

10Middlesex County, MAMA1,669,9793.1%+0.1 pts

11Bristol County, MAMA593,6402.9%+0.5 pts

12Essex County, MAMA826,6532.7%−0.9 pts

13Nantucket County, MAMA14,7582.7%−8.8 pts

14Suffolk County, MAMA791,8912.3%+0.3 pts

SHOWING 1–14 OF 14

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UPDATED 2026-08-08 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES