Ranking of Maryland Counties By Black or African American Alone Population in 2021

Updated on June 18, 2025.

Based on the US Census Vintage data estimates, in 2021, among all Maryland counties, Prince George's County had the highest number of people who identified their race as Black or African American Alone (607.68K), followed by Baltimore city (355.67K), and Baltimore County (267.29K).

The chart below shows the top 10 counties, and the table below shows the ranking of all Maryland counties.

You can see similar ranking information for other racial and ethnicity groups in the United States.

You can also see similar information for other states, and also the ranking of all counties in the United States.

See this for other years:
Ranking of Maryland Counties By Black or African American Alone Population in 2021
Prince George's
Baltimore city
Baltimore
Montgomery
Anne Arundel
Charles
Howard
Harford
Frederick
Wicomico
Ranking of Maryland Counties By Black or African American Alone Population in 2021
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Rank County Black or African American Alone Population
1 Prince George's County 607684
2 Baltimore city 355673
3 Baltimore County 267292
4 Montgomery County 217228
5 Anne Arundel County 114255
6 Charles County 88384
7 Howard County 70713
8 Harford County 41305
9 Frederick County 32874
10 Wicomico County 29102
11 Washington County 20238
12 St. Mary's County 17685
13 Calvert County 13126
14 Somerset County 9872
15 Dorchester County 9664
16 Cecil County 8307
17 Carroll County 7147
18 Worcester County 6792
19 Allegany County 5254
20 Talbot County 4830
21 Caroline County 4734
22 Queen Anne's County 3201
23 Kent County 2815
24 Garrett County 309