Union County, South Dakota 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 16.81K population of Union County, SD residents comprised of 661 residents who identified as Hispanic or Latino (3.93%), and 16.15K residents who identified as Non-Hispanic (96.07%).

Race: The White Alone population was the largest racial group in Union County, SD, with a population of 15.13K (90.01%). The Two Or More Races population was the second largest racial group in Union County, SD, with a population of 842 (5.01%). The Asian Alone population was the third largest racial group in Union County, SD, with a population of 249 (1.48%). The smallest racial group in Union County, SD was Native Hawaiian And Pacific Islander Alone with a population of 27 (0.16%).

Ethnicity: The Non-Hispanic - White Alone population was the largest ethnic group in Union County, SD, with a population of 14.99K (89.19%). The Non-Hispanic - Two or More Races population was the second largest ethnic group in Union County, SD, with a population of 564 (3.36%). The Hispanic - Two or More Races population was the third largest ethnic group in Union County, SD, with a population of 278 (1.65%). The smallest ethnic group in Union County, SD 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 Union County, South Dakota from the 2020 decennial census.

You can see similar information for other South Dakota counties and also for the state of South Dakota.

Union County, SD Hispanics and Non Hispanics Population in Census 2020
Total Population:
Union County, SD Racial Groups in Census 2020
Total Population:
Union County, SD Ethnicity Groups in Census 2020
Total Population:
Union County, SD Population of Racial Groups in Census 2020
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Race Population % of County Population
Black or African American Alone 172 1.02
White Alone 15131 90.01
American Indian and Alaska Native Alone 146 0.87
Asian Alone 249 1.48
Native Hawaiian And Pacific Islander Alone 27 0.16
Some Other Race Alone 244 1.45
Two Or More Races 842 5.01
Union County, SD Population of Ethnicity Groups in Census 2020
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Ethnicity Population % of County Population
Non-Hispanic - White Alone 14994 89.19
Non-Hispanic - Two or More Races 564 3.36
Hispanic - Two or More Races 278 1.65
Non-Hispanic - Asian Alone 247 1.47
Hispanic - Some Other Race Alone 215 1.28
Non-Hispanic - Black Alone 169 1.00
Hispanic - White Alone 137 0.82
Non-Hispanic - American Indian & Alaska Native 120 0.71
Non-Hispanic - Some Other Race Alone 29 0.17
Non-Hispanic - Native Hawaiian & Pac. Islander 27 0.16
Hispanic - American Indian & Alaska Native 26 0.16
Hispanic - Black Alone 3 0.02
Hispanic - Asian Alone 2 0.01
Hispanic - Native Hawaiian & Pac. Islander 0 0.00