Maryland Non-Hispanic Black or African American Alone Citizen Population By County in 2010 (ACS-5Yrs)

Updated on March 28, 2026.

Based on the US Census Bureau's special tabulation from the ACS 5-year estimates, in 2010, the Non-Hispanic Black Alone citizen population for Maryland was 1,222,435 and represented 23.15% of the total Maryland citizen population.

Among all Maryland counties, Prince George's had the highest Non-Hispanic Black Alone citizen population (515.91K), followed by Baltimore city (390.05K), and Baltimore (190.71K).

In terms of percentages, Prince George's had the highest percentage of its citizen population being Non-Hispanic Black Alone (68.86%), followed by Baltimore city (65.68%), and Somerset (39.59%).

The chart and table below shows the Non-Hispanic Black Alone citizen population of each county and the percentage of each county's citizen population that were Non-Hispanic Black Alone.

You can see similar information for other states and by state for the United States.

You can also see similar information for other ethnicities.

See this for other years:
Maryland Non-Hispanic Black or African American Alone Citizen Population By County in 2010
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County Citizen Population % of County Citizen Population
Prince George's 515905 68.86
Baltimore city 390045 65.68
Baltimore 190705 25.22
Montgomery 126285 16.00
Anne Arundel 75090 14.83
Charles 55375 39.27
Howard 43355 16.86
Harford 29325 12.31
Wicomico 22380 24.04
Frederick 17280 7.93
St. Mary's 13930 13.88
Washington 13110 9.13
Calvert 11775 13.56
Somerset 10165 39.59
Dorchester 8760 27.60
Worcester 7055 14.20
Cecil 5325 5.37
Carroll 5310 3.22
Allegany 5255 7.09
Talbot 4800 13.23
Caroline 4320 13.63
Queen Anne's 3275 7.09
Kent 3075 15.86
Garrett 80 0.27