RANKING · 1990 CENSUS · 24 SHOWN OF 24

Highest Black population share, Maryland counties · 1990

Maryland counties ranked by the share of all residents who are Black or African American (1990 American Community Survey). A concentration measure: Black residents as a percentage of total population. 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

RELATEDHighest Asian household income Highest Black household income Highest Hispanic household income Highest White (non-Hispanic) household income Largest White (non-Hispanic) population Highest White (non-Hispanic) population share

YEAR1990 2000 2010 2020 2024

RANKPLACESTATEPOPBLACKVS –

01Baltimore, MDMD569,99759.2%–

02Prince George's County, MDMD970,37450.7%–

03Somerset County, MDMD24,97338.2%–

04Dorchester County, MDMD33,62827.8%–

05Wicomico County, MDMD106,89922.1%–

06Worcester County, MDMD54,45921.2%–

07Kent County, MDMD19,56519.7%–

08Charles County, MDMD176,59318.2%–

09Talbot County, MDMD38,23818.0%–

10Caroline County, MDMD34,11616.6%–

11Calvert County, MDMD94,48415.7%–

12St. Mary's County, MDMD116,69213.5%–

13Baltimore County, MDMD847,65012.3%–

14Montgomery County, MDMD1,074,58212.2%–

15Anne Arundel County, MDMD603,38011.8%–

16Howard County, MDMD339,18311.7%–

17Queen Anne's County, MDMD54,44811.3%–

18Harford County, MDMD266,4468.5%–

19Washington County, MDMD157,7316.1%–

20Frederick County, MDMD302,8835.3%–

21Cecil County, MDMD107,1314.5%–

22Carroll County, MDMD176,6772.3%–

23Allegany County, MDMD66,8482.1%–

24Garrett County, MDMD28,3700.3%–

SHOWING 1–24 OF 24

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