Union, South Dakota Voting-age Population By Race in Census 2020
Updated on February 22, 2026.
According to the data from the US 2020 decennial Census, in April 2020, among Union, SD voting-age population of 12,657 people, 91.51% of them (11,582 people) identified their race as White Alone, 3.90% of them (493 people) identified their race as Two Or More Races, and 1.45% of them (184 people) identified their race as Asian Alone.
The first chart below shows the voting-age population by race and the second chart shows the percentage of the the Union, SD voting-age population for each race. You can also find the information in a table below.
You can see similar information for other South Dakota counties and also for the state of South Dakota.
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Data Source: US Census Bureau, 2020 Census.
Union, SD Voting-age Population By Race in Census 2020
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| Race | Voting-age Population | % of County Voting-age Population |
|---|---|---|
| Black or African American Alone | 109 | 0.86 |
| White Alone | 11582 | 91.51 |
| American Indian and Alaska Native Alone | 82 | 0.65 |
| Asian Alone | 184 | 1.45 |
| Native Hawaiian And Pacific Islander Alone | 27 | 0.21 |
| Some Other Race Alone | 180 | 1.42 |
| Two Or More Races | 493 | 3.90 |