RANKING · 2024 ACS · 14 SHOWN OF 14

Least racially diverse, Massachusetts counties

Massachusetts counties with the lowest CensusEasy Diversity Score, where most residents share the same 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

RANKPLACESTATEPOPDIVERSITY SCOREVS –

01Franklin County, MAMA70,69829–

02Barnstable County, MAMA233,53933–

03Berkshire County, MAMA128,22434–

04Dukes County, MAMA21,21943–

05Hampshire County, MAMA164,06543–

06Plymouth County, MAMA546,82950–

07Bristol County, MAMA593,64052–

08Worcester County, MAMA888,50260–

09Nantucket County, MAMA14,75862–

10Norfolk County, MAMA739,74963–

11Essex County, MAMA826,65365–

12Middlesex County, MAMA1,669,97968–

13Hampden County, MAMA464,33871–

14Suffolk County, MAMA791,89189–

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