County
· South Dakota
Union County
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.
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Cities and towns 5
Townships 12
- Township of Alcester pop. 289
- Township of Big Sioux pop. 4,797
- Township of Big Springs pop. 261
- Township of Brule pop. 248
- Township of Civil Bend pop. 320
- Township of Elk Point pop. 263
- Township of Emmet pop. 229
- Township of Jefferson pop. 1,126
- Township of Prairie pop. 239
- Township of Sioux Valley pop. 228
- Township of Spink pop. 219
- Township of Virginia pop. 254
Reference data (Census of Governments 2022)
- Census ID (PID6)
- 205378
- FIPS state
- 46
- FIPS county
- 127
- FIPS place
- 99127
- Census record name
- COUNTY OF UNION
- Mailing address
- 209 E MAIN ST, ELK POINT 57025