County
· South Dakota
Yankton County
Yankton County is a county in the U.S. state of South Dakota. As of the 2020 census, the population was 23,310, making it the 9th most populous county in South Dakota. Its county seat is Yankton. Yankton County comprises the Yankton, SD Micropolitan Statistical Area.
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Cities and towns 6
Townships 9
Reference data (Census of Governments 2022)
- Census ID (PID6)
- 175009
- FIPS state
- 46
- FIPS county
- 135
- FIPS place
- 99135
- Census record name
- COUNTY OF YANKTON
- Mailing address
- 321 W 3RD ST, YANKTON 57078