Allendale, South Carolina Census 2020 Population By Race and Ethnicity

Updated on February 22, 2026.

According to the data from the US 2020 decennial Census, in April 2020, the 8.04K population of Allendale, SC residents comprised of 194 residents who identified as Hispanic or Latino (2.41%), and 7.85K residents who identified as Non-Hispanic (97.59%).

Race: The Black or African American Alone population was the largest racial group in Allendale, SC, with a population of 5.66K (70.36%). The White Alone population was the second largest racial group in Allendale, SC, with a population of 2.01K (25.00%). The Two Or More Races population was the third largest racial group in Allendale, SC, with a population of 168 (2.09%). The smallest racial group in Allendale, SC was Native Hawaiian And Pacific Islander Alone with a population of 1 (0.01%).

Ethnicity: The Non-Hispanic - Black Alone population was the largest ethnic group in Allendale, SC, with a population of 5.65K (70.23%). The Non-Hispanic - White Alone population was the second largest ethnic group in Allendale, SC, with a population of 1.99K (24.69%). The Non-Hispanic - Two or More Races population was the third largest ethnic group in Allendale, SC, with a population of 138 (1.72%). The smallest ethnic group in Allendale, 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 Allendale, 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.

Allendale, SC Hispanics and Non Hispanics Population in Census 2020
Total Population:
Allendale, SC Racial Groups in Census 2020
Total Population:
Allendale, SC Ethnicity Groups in Census 2020
Total Population:
Allendale, SC Population of Racial Groups in Census 2020
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Race Population % of County Population
Black or African American Alone 5656 70.36
White Alone 2010 25.00
American Indian and Alaska Native Alone 48 0.60
Asian Alone 17 0.21
Native Hawaiian And Pacific Islander Alone 1 0.01
Some Other Race Alone 139 1.73
Two Or More Races 168 2.09
Allendale, SC Population of Ethnicity Groups in Census 2020
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Ethnicity Population % of County Population
Non-Hispanic - Black Alone 5646 70.23
Non-Hispanic - White Alone 1985 24.69
Non-Hispanic - Two or More Races 138 1.72
Hispanic - Some Other Race Alone 126 1.57
Non-Hispanic - American Indian & Alaska Native 45 0.56
Hispanic - Two or More Races 30 0.37
Hispanic - White Alone 25 0.31
Non-Hispanic - Asian Alone 17 0.21
Non-Hispanic - Some Other Race Alone 13 0.16
Hispanic - Black Alone 10 0.12
Hispanic - American Indian & Alaska Native 3 0.04
Non-Hispanic - Native Hawaiian & Pac. Islander 1 0.01
Hispanic - Asian Alone 0 0.00
Hispanic - Native Hawaiian & Pac. Islander 0 0.00