Marlboro 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 26.67K population of Marlboro County, SC residents comprised of 575 residents who identified as Hispanic or Latino (2.16%), and 26.09K residents who identified as Non-Hispanic (97.84%).

Race: The Black or African American Alone population was the largest racial group in Marlboro County, SC, with a population of 13.39K (50.22%). The White Alone population was the second largest racial group in Marlboro County, SC, with a population of 10.84K (40.65%). The American Indian and Alaska Native Alone population was the third largest racial group in Marlboro County, SC, with a population of 1.14K (4.27%). The smallest racial group in Marlboro County, SC was Native Hawaiian And Pacific Islander Alone with a population of 7 (0.03%).

Ethnicity: The Non-Hispanic - Black Alone population was the largest ethnic group in Marlboro County, SC, with a population of 13.30K (49.88%). The Non-Hispanic - White Alone population was the second largest ethnic group in Marlboro County, SC, with a population of 10.56K (39.59%). The Non-Hispanic - American Indian & Alaska Native population was the third largest ethnic group in Marlboro County, SC, with a population of 1.13K (4.24%). The smallest ethnic group in Marlboro County, SC was Hispanic - Native Hawaiian & Pac. Islander with a population of 0 (0.00%).

The charts and tables below shows the population and percentage of each racial group and ethnicity group in Marlboro 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.

Marlboro County, SC Hispanics and Non Hispanics Population in Census 2020
Total Population:
Marlboro County, SC Racial Groups in Census 2020
Total Population:
Marlboro County, SC Ethnicity Groups in Census 2020
Total Population:
Marlboro County, SC Population of Racial Groups in Census 2020
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Race Population % of County Population
Black or African American Alone 13391 50.22
White Alone 10839 40.65
American Indian and Alaska Native Alone 1139 4.27
Asian Alone 99 0.37
Native Hawaiian And Pacific Islander Alone 7 0.03
Some Other Race Alone 151 0.57
Two Or More Races 1041 3.90
Marlboro County, SC Population of Ethnicity Groups in Census 2020
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Ethnicity Population % of County Population
Non-Hispanic - Black Alone 13302 49.88
Non-Hispanic - White Alone 10556 39.59
Non-Hispanic - American Indian & Alaska Native 1130 4.24
Non-Hispanic - Two or More Races 959 3.60
Hispanic - White Alone 283 1.06
Hispanic - Some Other Race Alone 112 0.42
Non-Hispanic - Asian Alone 99 0.37
Hispanic - Black Alone 89 0.33
Hispanic - Two or More Races 82 0.31
Non-Hispanic - Some Other Race Alone 39 0.15
Hispanic - American Indian & Alaska Native 9 0.03
Non-Hispanic - Native Hawaiian & Pac. Islander 7 0.03
Hispanic - Asian Alone 0 0.00
Hispanic - Native Hawaiian & Pac. Islander 0 0.00