RANKING · 2024 ACS · 14 SHOWN OF 14

Highest Swedish population share, Massachusetts counties

Massachusetts counties ranked by the share of all residents who are Swedish ancestry (2024 American Community Survey). A concentration measure: Swedish 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 1.2%. Biggest climber in the top 100 since 2020: Nantucket County, MA, up 6 places to #5.

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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

RANKPLACESTATEPOPSWEDISH SHAREVS 2010

01▲1Barnstable County, MAMA233,5392.4%−0.5 pts

02▼1Worcester County, MAMA888,5022.2%−1.2 pts

03▲2Franklin County, MAMA70,6982.1%0.0 pts

04Plymouth County, MAMA546,8292.0%−0.9 pts

05▲6Nantucket County, MAMA14,7581.7%−1.4 pts

06▲4Hampshire County, MAMA164,0651.4%−0.1 pts

07▼1Norfolk County, MAMA739,7491.2%−0.6 pts

08▲1Middlesex County, MAMA1,669,9791.2%−0.6 pts

09▼1Bristol County, MAMA593,6401.1%−0.3 pts

10▼3Essex County, MAMA826,6531.1%−0.6 pts

11▼8Dukes County, MAMA21,2191.0%−1.1 pts

12Berkshire County, MAMA128,2240.9%−0.5 pts

13Hampden County, MAMA464,3380.7%−0.3 pts

14Suffolk County, MAMA791,8910.7%−0.1 pts

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