RANKING · 2010 CENSUS · 14 SHOWN OF 14

Least racially diverse, Massachusetts counties · 2010

Massachusetts counties with the lowest CensusEasy Diversity Score, where most residents share the same race or ethnicity (2023 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

YEAR1990 2000 2010 2020 2024

RANKPLACESTATEPOPDIVERSITY SCOREVS 2000

01Franklin County, MAMA70,69818+84%

02Barnstable County, MAMA233,53918+94%

03Berkshire County, MAMA128,22421+91%

04Hampshire County, MAMA164,06531+50%

05Bristol County, MAMA593,64032+92%

06Dukes County, MAMA21,21932+227%

07Plymouth County, MAMA546,82933+71%

08Worcester County, MAMA888,50241+51%

09Norfolk County, MAMA739,74942+70%

10Nantucket County, MAMA14,75844+72%

11Essex County, MAMA826,65349+42%

12Middlesex County, MAMA1,669,97949+51%

13Hampden County, MAMA464,33861+23%

14Suffolk County, MAMA791,89185+9%

SHOWING 1–14 OF 14

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UPDATED 2026-06-02 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES