Yankton County, South Dakota
Yankton County | |
|---|---|
Scottish Rite Masonic Center in Yankton. | |
Location within the U.S. state of South Dakota | |
South Dakota's location within the U.S. | |
| Coordinates: 43°01′N 97°23′W / 43.01°N 97.39°W | |
| Country | United States |
| State | South Dakota |
| Founded | April 10, 1862 |
| Named after | Yankton Sioux |
| Seat | Yankton |
| Largest city | Yankton |
| Area | |
• Total | 532 sq mi (1,380 km2) |
| • Land | 521 sq mi (1,350 km2) |
| • Water | 11 sq mi (30 km2) 2.1% |
| Population (2020) | |
• Total | 23,310 |
• Estimate (2024) | 23,509 |
| • Density | 44/sq mi (17/km2) |
| Time zone | UTC−6 (Central) |
| • Summer (DST) | UTC−5 (CDT) |
| Congressional district | At-large |
| Website | www |
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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.