Seneca City, 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 8.85K population of Seneca City, SC residents comprised of 531 residents who identified as Hispanic or Latino (6.00%), and 8.32K residents who identified as Non-Hispanic (94.00%).

Race: The White Alone population was the largest racial group in Seneca City, SC, with a population of 5.68K (64.19%). The Black or African American Alone population was the second largest racial group in Seneca City, SC, with a population of 2.17K (24.54%). The Two Or More Races population was the third largest racial group in Seneca City, SC, with a population of 605 (6.84%). The smallest racial group in Seneca City, SC was Native Hawaiian And Pacific Islander Alone with a population of 3 (0.03%).

Ethnicity: The Non-Hispanic - White Alone population was the largest ethnic group in Seneca City, SC, with a population of 5.56K (62.78%). The Non-Hispanic - Black Alone population was the second largest ethnic group in Seneca City, SC, with a population of 2.14K (24.22%). The Non-Hispanic - Two or More Races population was the third largest ethnic group in Seneca City, SC, with a population of 450 (5.09%). The smallest ethnic group in Seneca City, 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 Seneca City, South Carolina from the 2020 decennial census.

You can see similar information for other cities and places in South Carolina and also for the state of South Carolina.

Seneca City, SC Hispanics and Non Hispanics Population in Census 2020
Total Population:
Seneca City, SC Racial Groups in Census 2020
Total Population:
Seneca City, SC Ethnicity Groups in Census 2020
Total Population:
Seneca City, SC Population of Racial Groups in Census 2020
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Race Population % of City or Place Population
Black or African American Alone 2172 24.54
White Alone 5681 64.19
American Indian and Alaska Native Alone 37 0.42
Asian Alone 108 1.22
Native Hawaiian And Pacific Islander Alone 3 0.03
Some Other Race Alone 244 2.76
Two Or More Races 605 6.84
Seneca City, SC Population of Ethnicity Groups in Census 2020
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Ethnicity Population % of City or Place Population
Non-Hispanic - White Alone 5556 62.78
Non-Hispanic - Black Alone 2143 24.22
Non-Hispanic - Two or More Races 450 5.09
Hispanic - Some Other Race Alone 210 2.37
Hispanic - Two or More Races 155 1.75
Hispanic - White Alone 125 1.41
Non-Hispanic - Asian Alone 108 1.22
Non-Hispanic - Some Other Race Alone 34 0.38
Hispanic - Black Alone 29 0.33
Non-Hispanic - American Indian & Alaska Native 25 0.28
Hispanic - American Indian & Alaska Native 12 0.14
Non-Hispanic - Native Hawaiian & Pac. Islander 3 0.03
Hispanic - Asian Alone 0 0.00
Hispanic - Native Hawaiian & Pac. Islander 0 0.00