Delaware Non-Hispanic Black or African American Alone Citizen Voting-age Population By County in 2021 (ACS-5Yrs)

Updated on March 28, 2026.

Based on the US Census Bureau's special tabulation from the ACS 5-year estimates, in 2021, the Non-Hispanic Black Alone citizen voting-age population for Delaware was 990,635 and represented 135.00% of the total Delaware citizen voting-age population.

Among all Delaware counties, New Castle had the highest Non-Hispanic Black Alone citizen voting-age population (102.89K), followed by Kent (33.28K), and Sussex (18.54K).

In terms of percentages, Kent had the highest percentage of its citizen voting-age population being Non-Hispanic Black Alone (24.75%), followed by New Castle (24.69%), and Sussex (10.16%).

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

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Delaware Non-Hispanic Black or African American Alone Citizen Voting-age Population By County in 2021
Delaware Non-Hispanic Black or African American Alone Citizen Voting-age Population By County in 2021
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County Citizen Voting-age Population % of County Citizen Voting-age Population
New Castle 102885 24.69
Kent 33280 24.75
Sussex 18540 10.16