Dorchester County, South Carolina Census 2020 Population By Race and Ethnicity

Updated on April 9, 2023.

According to the data from the US 2020 decennial Census, in April 2020, the 161.54K population of Dorchester County, SC residents comprised of 10.86K residents who identified as Hispanic or Latino (6.72%), and 150.68K residents who identified as Non-Hispanic (93.28%).

Race: The White Alone population was the largest racial group in Dorchester County, SC, with a population of 101.45K (62.80%). The Black or African American Alone population was the second largest racial group in Dorchester County, SC, with a population of 38.73K (23.98%). The Two Or More Races population was the third largest racial group in Dorchester County, SC, with a population of 12.22K (7.56%). The smallest racial group in Dorchester County, SC was Native Hawaiian And Pacific Islander Alone with a population of 204 (0.13%).

Ethnicity: The Non-Hispanic - White Alone population was the largest ethnic group in Dorchester County, SC, with a population of 99.15K (61.38%). The Non-Hispanic - Black Alone population was the second largest ethnic group in Dorchester County, SC, with a population of 38.28K (23.70%). The Non-Hispanic - Two or More Races population was the third largest ethnic group in Dorchester County, SC, with a population of 8.09K (5.01%). The smallest ethnic group in Dorchester County, SC was Hispanic - Native Hawaiian & Pac. Islander with a population of 5 (0.00%).

The charts and tables below shows the population and percentage of each racial group and ethnicity group in Dorchester County, South Carolina from the 2020 decennial census.

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

Dorchester County, SC Hispanics and Non Hispanics Population in Census 2020
Total Population:
Dorchester County, SC Racial Groups in Census 2020
Total Population:
Dorchester County, SC Ethnicity Groups in Census 2020
Total Population:
Dorchester County, SC Population of Racial Groups in Census 2020
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Race Population % of County Population
Black or African American Alone 38733 23.98
White Alone 101446 62.80
American Indian and Alaska Native Alone 1060 0.66
Asian Alone 3314 2.05
Native Hawaiian And Pacific Islander Alone 204 0.13
Some Other Race Alone 4567 2.83
Two Or More Races 12216 7.56
Dorchester County, SC Population of Ethnicity Groups in Census 2020
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Ethnicity Population % of County Population
Non-Hispanic - White Alone 99145 61.38
Non-Hispanic - Black Alone 38278 23.70
Non-Hispanic - Two or More Races 8092 5.01
Hispanic - Two or More Races 4124 2.55
Hispanic - Some Other Race Alone 3774 2.34
Non-Hispanic - Asian Alone 3286 2.03
Hispanic - White Alone 2301 1.42
Non-Hispanic - American Indian & Alaska Native 886 0.55
Non-Hispanic - Some Other Race Alone 793 0.49
Hispanic - Black Alone 455 0.28
Non-Hispanic - Native Hawaiian & Pac. Islander 199 0.12
Hispanic - American Indian & Alaska Native 174 0.11
Hispanic - Asian Alone 28 0.02
Hispanic - Native Hawaiian & Pac. Islander 5 0.00