Maryland Non-Hispanic Black or African American Alone Citizen Population By County in 2018 (ACS-5Yrs)

Updated on March 28, 2026.

Based on the US Census Bureau's special tabulation from the ACS 5-year estimates, in 2018, the Non-Hispanic Black Alone citizen population for Maryland was 1,281,810 and represented 23.04% of the total Maryland citizen population.

Among all Maryland counties, Prince George's had the highest Non-Hispanic Black Alone citizen population (534.96K), followed by Baltimore city (374.04K), and Baltimore (220.47K).

In terms of percentages, Prince George's had the highest percentage of its citizen population being Non-Hispanic Black Alone (67.68%), followed by Baltimore city (63.95%), and Charles (44.70%).

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 2018
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County Citizen Population % of County Citizen Population
Prince George's 534960 67.68
Baltimore city 374040 63.95
Baltimore 220465 28.26
Montgomery 157430 17.79
Anne Arundel 89850 16.45
Charles 68790 44.70
Howard 54310 18.79
Harford 32480 13.18
Wicomico 24605 25.36
Frederick 21550 9.15
St. Mary's 15740 14.42
Washington 15010 10.25
Somerset 10490 41.89
Calvert 10440 11.58
Dorchester 8555 27.07
Worcester 6625 13.13
Cecil 6455 6.39
Allegany 5820 8.18
Carroll 5365 3.25
Caroline 4455 14.03
Talbot 4005 11.16
Queen Anne's 3250 6.73
Kent 2795 14.73
Garrett 230 0.79