RANKING · 2010 CENSUS · 24 SHOWN OF 24

Most racially diverse, Maryland counties · 2010

Maryland counties ranked by the CensusEasy Diversity Score (0 to 100), the chance two random residents are of a different race or ethnicity (2023 ACS). This list covers the 24 counties in Maryland 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

01Montgomery County, MDMD1,074,58285+18%

02Charles County, MDMD176,59374+32%

03Howard County, MDMD339,18374+42%

04Somerset County, MDMD24,97370+11%

05Prince George's County, MDMD970,37469+5%

06Baltimore County, MDMD847,65067+33%

07Baltimore, MDMD569,99765+9%

08Wicomico County, MDMD106,89961+18%

09Dorchester County, MDMD33,62860+11%

10Anne Arundel County, MDMD603,38056+40%

11St. Mary's County, MDMD116,69249+28%

12Frederick County, MDMD302,88347+94%

13Caroline County, MDMD34,11647+22%

14Kent County, MDMD19,56546+7%

15Talbot County, MDMD38,23844+17%

16Harford County, MDMD266,44644+53%

17Calvert County, MDMD94,48442+25%

18Worcester County, MDMD54,45941+6%

19Washington County, MDMD157,73136+61%

20Cecil County, MDMD107,13129+97%

21Queen Anne's County, MDMD54,44829+20%

22Allegany County, MDMD66,84827+74%

23Carroll County, MDMD176,67720+108%

24Garrett County, MDMD28,3708+206%

SHOWING 1–24 OF 24

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