RANKING · 2024 ACS · 14 SHOWN OF 14

Most racially diverse, Massachusetts counties

Massachusetts counties ranked by the CensusEasy Diversity Score (0 to 100), the chance two random residents are of a different race or ethnicity (2024 ACS). This list covers the 14 counties in Massachusetts that qualify, ranked against each other statewide.

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SAME RANKING BYCities States Metros ZIP codes

RELATEDLargest foreign-born population Most residents with a disability Largest veteran population Most uninsured people Largest senior population Most unmarried people

RANKPLACESTATEPOPDIVERSITY SCOREVS –

01Suffolk County, MAMA791,89189–

02Hampden County, MAMA464,33871–

03Middlesex County, MAMA1,669,97968–

04Essex County, MAMA826,65365–

05Norfolk County, MAMA739,74963–

06Nantucket County, MAMA14,75862–

07Worcester County, MAMA888,50260–

08Bristol County, MAMA593,64052–

09Plymouth County, MAMA546,82950–

10Hampshire County, MAMA164,06543–

11Dukes County, MAMA21,21943–

12Berkshire County, MAMA128,22434–

13Barnstable County, MAMA233,53933–

14Franklin County, MAMA70,69829–

SHOWING 1–14 OF 14

Download CSV (full list, 14 rows)How this score is calculated

UPDATED 2026-07-15 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES