Population By Race and Ethnicity in Custer County, SD in 2021

Updated on August 1, 2024.

Based on the US Census Vintage data estimates, in 2021, the 8,639 population of Custer County, South Dakota comprised of 246 people who identified as Hispanic (2.85%), and 8,393 people who identified as Non-Hispanic (97.15%).

Race: The White Alone population was the largest racial group in Custer County, South Dakota with a population of 8,000 (92.6%); American Indian and Alaska Native Alone population was the second largest racial group with a population of 288 (3.33%); and Two Or More Races was the third largest racial group with a population of 196 (2.27%).

Ethnicity: The White Alone - Non Hispanic population was the largest ethnic group in Custer County, South Dakota in 2021, with a population of 7,821 (90.53%); the second largest ethnic group was American Indian and Alaska Native Alone - Non Hispanic with a population of 246 (2.85%); and the third largest ethnic group was White Alone - Hispanic with a population of 179 (2.07%).

The charts and tables below shows the population and percentage of each racial and ethnicity group in Custer, South Dakota.

You can find similar information for other South Dakota counties, and for South Dakota.

See this for other years:
Hispanics and Non Hispanics in Custer County, SD in 2021
Total Population:
Race in Custer County, SD in 2021
Total Population:
Ethnicity in Custer County, SD in 2021
Total Population:
Population By Race in Custer , SD in 2021
Race Population Percentage
Black or African American Alone 68 0.79%
White Alone 8,000 92.6%
American Indian and Alaska Native Alone 288 3.33%
Asian Alone 85 0.98%
Native Hawaiian And Pacific Islander Alone 2 0.02%
Two Or More Races 196 2.27%
Population By Ethnicity in Custer , SD in 2021
Ethnicity Population Percentage
Black or African American Alone - Hispanic 1 0.01%
White Alone - Hispanic 179 2.07%
American Indian and Alaska Native Alone - Hispanic 42 0.49%
Asian Alone - Hispanic 3 0.04%
Native Hawaiian And Pacific Islander Alone - Hispanic 0 0%
Two Or More Races - Hispanic 21 0.24%
Black or African American Alone - Non Hispanic 67 0.78%
White Alone - Non Hispanic 7,821 90.53%
American Indian and Alaska Native Alone - Non Hispanic 246 2.85%
Asian Alone - Non Hispanic 82 0.95%
Native Hawaiian And Pacific Islander Alone - Non Hispanic 2 0.02%
Two Or More Races - Non Hispanic 175 2.03%