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

Updated on January 29, 2024.

Based on the US Census Vintage data estimates, in 2021, the 5,435 population of Day County, South Dakota comprised of 139 people who identified as Hispanic (2.56%), and 5,296 people who identified as Non-Hispanic (97.44%).

Race: The White Alone population was the largest racial group in Day County, South Dakota with a population of 4,740 (87.21%); American Indian and Alaska Native Alone population was the second largest racial group with a population of 500 (9.2%); and Two Or More Races was the third largest racial group with a population of 130 (2.39%).

Ethnicity: The White Alone - Non Hispanic population was the largest ethnic group in Day County, South Dakota in 2021, with a population of 4,641 (85.39%); the second largest ethnic group was American Indian and Alaska Native Alone - Non Hispanic with a population of 479 (8.81%); and the third largest ethnic group was Two Or More Races - Non Hispanic with a population of 113 (2.08%).

The charts and tables below shows the population and percentage of each racial and ethnicity group in Day, 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 Day County, SD in 2021
Total Population:
Race in Day County, SD in 2021
Total Population:
Ethnicity in Day County, SD in 2021
Total Population:
Population By Race in Day , SD in 2021
Race Population Percentage
Black or African American Alone 30 0.55%
White Alone 4,740 87.21%
American Indian and Alaska Native Alone 500 9.2%
Asian Alone 35 0.64%
Native Hawaiian And Pacific Islander Alone 0 0%
Two Or More Races 130 2.39%
Population By Ethnicity in Day , SD in 2021
Ethnicity Population Percentage
Black or African American Alone - Hispanic 2 0.04%
White Alone - Hispanic 99 1.82%
American Indian and Alaska Native Alone - Hispanic 21 0.39%
Asian Alone - Hispanic 0 0%
Native Hawaiian And Pacific Islander Alone - Hispanic 0 0%
Two Or More Races - Hispanic 17 0.31%
Black or African American Alone - Non Hispanic 28 0.52%
White Alone - Non Hispanic 4,641 85.39%
American Indian and Alaska Native Alone - Non Hispanic 479 8.81%
Asian Alone - Non Hispanic 35 0.64%
Native Hawaiian And Pacific Islander Alone - Non Hispanic 0 0%
Two Or More Races - Non Hispanic 113 2.08%