South Carolina Black or African American Alone Voting-age Population By County in Census 2020

Updated on February 22, 2026.

According to the data from the US 2020 decennial Census, as at April 2020, among all the South Carolina voting-age population (18 years and over), there were 971,344 people who identified their race as Black or African American Alone, which is 24.20% of the total voting-age population of South Carolina.

Richland County had the highest number of Black or African American Alone voting-age population (144,384), followed by Charleston County (71,468), and Greenville County (66,030).

On the other hand, the three counties with low number of Black or African American Alone voting-age population were: Saluda County (3,225), McCormick County (3,310), and Oconee County (4,074).

In terms of the percentage of each county's voting-age population, Allendale County had the highest percentage, with 68.46% of its voting-age population identifying their race as Black or African American Alone, followed by Williamsburg County (62.31%), and Lee County (60.08%).

You can see similar information for other states and also for the United States by state. You can also see similar information for other racial groups as well as the different ethnicities in South Carolina.

Hover over or click on the counties to see the number and percentage of each county's voting-age population that identified as Black or African American Alone. The data can also be filtered, sorted, and explored further in a table below.

South Carolina Black or African American Alone Voting-age Population By County in Census 2020
South Carolina Black or African American Alone Voting-age Population By County in Census 2020
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County Black Alone Voting-age Population % of County Voting-age Population
Abbeville County 4948 25.55
Aiken County 29877 22.48
Allendale County 4578 68.46
Anderson County 22740 14.40
Bamberg County 6167 57.69
Barnwell County 6613 41.42
Beaufort County 20942 13.80
Berkeley County 38689 22.24
Calhoun County 4356 38.13
Charleston County 71468 21.80
Cherokee County 8550 19.63
Chester County 8578 34.12
Chesterfield County 10062 29.86
Clarendon County 10963 43.77
Colleton County 10339 33.97
Darlington County 19205 39.08
Dillon County 9421 43.84
Dorchester County 28431 23.45
Edgefield County 6875 33.09
Fairfield County 9000 52.00
Florence County 42556 40.26
Georgetown County 13876 26.61
Greenville County 66030 16.25
Greenwood County 15801 29.12
Hampton County 7516 51.10
Horry County 30369 10.47
Jasper County 7505 32.49
Kershaw County 11687 23.16
Lancaster County 14473 19.40
Laurens County 12234 23.17
Lee County 8163 60.08
Lexington County 31091 13.79
McCormick County 3310 39.21
Marion County 12372 54.17
Marlboro County 10722 49.68
Newberry County 7954 26.77
Oconee County 4074 6.41
Orangeburg County 39622 59.52
Pickens County 6924 6.47
Richland County 144384 44.09
Saluda County 3225 21.89
Spartanburg County 48325 19.18
Sumter County 36862 45.28
Union County 6514 30.41
Williamsburg County 15534 62.31
York County 38419 18.03