Campbell County, South Dakota
Campbell County | |
|---|---|
Location within the U.S. state of South Dakota | |
South Dakota's location within the U.S. | |
| Coordinates: 45°47′8.07″N 100°00′7.585″W / 45.7855750°N 100.00210694°W | |
| Country | United States |
| State | South Dakota |
| Founded | 1873 (created) 1884 (organized) |
| Seat | Mound City |
| Largest city | Herreid |
| Area | |
• Total | 771 sq mi (2,000 km2) |
| • Land | 734 sq mi (1,900 km2) |
| • Water | 37 sq mi (100 km2) 4.8% |
| Population (2020) | |
• Total | 1,377 |
• Estimate (2024) | 1,342 |
| • Density | 1.8/sq mi (0.69/km2) |
| Time zone | UTC−6 (Central) |
| • Summer (DST) | UTC−5 (CDT) |
| Congressional district | At-large |
Campbell County is a county in the U.S. state of South Dakota. As of the 2020 census, the population was 1,377, making it the fourth-least populous county in South Dakota. Its county seat is Mound City. The county was created in 1873 and organized in 1884. It was named for Norman B. Campbell, a Dakota Territory legislator in 1873 and son of General Charles T. Campbell.