Dorchester, South Carolina Voting-age Population By Ethnicity in Census 2020

Updated on February 22, 2026.

According to the data from the US 2020 decennial Census, in April 2020, among Dorchester, SC population of 121,251 people, 64.12% of them (77,749 people) identified their ethnicity as Non-Hispanic - White Alone, 23.24% of them (28,177 people) identified their ethnicity as Non-Hispanic - Black or African American Alone, and 3.83% of them (4,639 people) identified their ethnicity as Non-Hispanic - Two Or More Races.

The first chart below shows the voting-age population by ethnicity and the second chart shows the percentage of the voting-age population for each ethnicity. You can also find the information in a table below.

You can see similar information for other South Carolina counties and also for the state of South Carolina.

Dorchester, SC Voting-age Population By Ethnicity in Census 2020
Non-Hispanic - White Alone
Non-Hispanic - Black Alone
Non-Hispanic - Two or More Races
Non-Hispanic - Asian Alone
Hispanic - Some Other Race Alone
Hispanic - Two or More Races
Hispanic - White Alone
Percentage of Dorchester, SC Voting-age Population By Ethnicity in Census 2020
Non-Hispanic - White Alone
Non-Hispanic - Black Alone
Non-Hispanic - Two or More Races
Non-Hispanic - Asian Alone
Hispanic - Some Other Race Alone
Hispanic - Two or More Races
Hispanic - White Alone
Dorchester, SC Voting-age Population By Ethnicity in Census 2020
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Ethnicity Voting-age Population % of County Voting-age Population
Non-Hispanic - White Alone 77749 64.12
Non-Hispanic - Black or African American Alone 28177 23.24
Non-Hispanic - Two Or More Races 4639 3.83
Non-Hispanic - Asian Alone 2549 2.10
Hispanic - Some Other Race Alone 2516 2.08
Hispanic - Two Or More Races 2483 2.05
Hispanic - White Alone 1361 1.12
Non-Hispanic - American Indian and Alaska Native Alone 701 0.58
Non-Hispanic - Some Other Race Alone 522 0.43
Hispanic - Black or African American Alone 254 0.21
Non-Hispanic - Native Hawaiian And Pacific Islander Alone 141 0.12
Hispanic - American Indian and Alaska Native Alone 128 0.11
Hispanic - Asian Alone 26 0.02
Hispanic - Native Hawaiian And Pacific Islander Alone 5 0.00