RANKING · 2020 CENSUS · 14 SHOWN OF 14

Largest foreign-born population, Massachusetts counties · 2020

Massachusetts counties with the most residents born outside the United States, as of the 2020 American Community Survey. Ranked by number of people, not share. This list covers the 14 counties in Massachusetts that qualify, ranked against each other statewide.

MassachusettsAll states All rankings

SAME RANKING BYCities States Metros

RELATEDMost residents with a disability Largest veteran population Most uninsured people Largest senior population Most unmarried people Most unmarried men

YEAR2010 2020 2024

RANKPLACESTATEPOPFOREIGN-BORN POPULATIONVS 2010

01Middlesex County, MAMA1,669,979346,825+25%

02Suffolk County, MAMA791,891236,598+18%

03Essex County, MAMA826,653141,651+31%

04Norfolk County, MAMA739,749134,472+33%

05Worcester County, MAMA888,502106,617+25%

06Bristol County, MAMA593,64074,017+12%

07Plymouth County, MAMA546,82951,737+33%

08Hampden County, MAMA464,33840,799+1%

09Barnstable County, MAMA233,53919,290+34%

10Hampshire County, MAMA164,06514,238+12%

11Berkshire County, MAMA128,2247,251+22%

12Franklin County, MAMA70,6983,329+14%

13Dukes County, MAMA21,2192,542+42%

14Nantucket County, MAMA14,7582,226+48%

SHOWING 1–14 OF 14

Download CSV (full list, 14 rows)

UPDATED 2026-07-15 · DATA: US CENSUS BUREAU DECENNIAL CENSUS