Pennington County, South Dakota
Pennington County is a county located in the U.S. state of South Dakota. As of the 2020 census, the population was 109,222,[1] making it the second-most populous county in South Dakota. Its county seat is Rapid City.[2] It was created in 1875.[3]
| Pennington County, South Dakota | |
| Map | |
 Location in the state of South Dakota | |
 South Dakota's location in the U.S. | |
| Statistics | |
| Founded | 1875 (created) 1877 (organized) |
|---|---|
| Seat | Rapid City |
| Largest City | Rapid City |
| Area - Total - Land - Water |
2,784 sq mi (7,211 km²) 2,777 sq mi (7,192 km²) 7.8 sq mi (20 km²), 0.3 |
| Population - Density |
|
| Time zone | Mountain: UTC-7/-6 |
| Website: www.co.pennington.sd.us | |
| Named for: John L. Pennington | |
Pennington County, South Dakota Media
Extinct Mesohippus horse, found in Pennington County, on display at the Houston Museum of Natural Science
References
- ↑ "QuickFacts: Pennington County, South Dakota". United States Census Bureau. Retrieved January 20, 2024.
- ↑ "Find a County". National Association of Counties. Retrieved 2011-06-07.
- ↑ "Dakota Territory, South Dakota, and North Dakota: Individual County Chronologies". Dakota Territory Atlas of Historical County Boundaries. The Newberry Library. 2006. Archived from the original on April 2, 2018. Retrieved March 31, 2015.
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