Union County South Dakota

Union County is the southernmost county in the U.S. state of South Dakota. As of the 2020 census, the population was 16,811, making it the 13th most populous county in South Dakota. Its county seat has been Elk Point since April 30, 1865. Originally named Cole County, its name was changed to Union on January 7, 1864, because of Civil War sentiment.
  • Country: United States
  • State: South Dakota
  • Founded: April 10, 1862
  • Seat: Elk Point
  • Largest community: Dakota Dunes
  • Congressional district: At-large
  • Time zone: UTC−6 (Central)

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Data from: en.wikipedia.org