RANKING · 2024 ACS · 14 SHOWN OF 14

Largest Welsh population, Massachusetts counties

Massachusetts counties ranked by the number of residents who are Welsh ancestry, from the 2024 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. The median across all 14 is 1,116.

Welsh 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

RANKPLACESTATEPOPWELSH POPULATIONVS 2010

01Middlesex County, MAMA1,669,9796,188−7%

02▲1Essex County, MAMA826,6532,312−21%

03▲1Norfolk County, MAMA739,7492,094−16%

04▼2Worcester County, MAMA888,5022,005−36%

05Suffolk County, MAMA791,8911,858−14%

06Plymouth County, MAMA546,8291,467−31%

07▲2Bristol County, MAMA593,6401,116−17%

08Barnstable County, MAMA233,539969−40%

09▲1Hampden County, MAMA464,338826−33%

10▼3Hampshire County, MAMA164,065747−28%

11Berkshire County, MAMA128,224613−15%

12Franklin County, MAMA70,698393−45%

13▲1Dukes County, MAMA21,21973−52%

14▼1Nantucket County, MAMA14,75832−63%

SHOWING 1–14 OF 14

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