Harper County | |
|---|---|
 Harper County Courthouse in Buffalo (2007) | |
 Location within the U.S. state of Oklahoma | |
 Oklahoma's location within the U.S. | |
| Coordinates: 36°47′N 99°39′W / 36.78°N 99.65°W | |
| Country |  United States |
| State |  Oklahoma |
| Founded | 1907 |
| Seat | Buffalo |
| Largest town | Laverne |
| Area | |
| • Total | 1,041 sq mi (2,700 km2) |
| • Land | 1,039 sq mi (2,690 km2) |
| • Water | 2.0 sq mi (5 km2) 0.2% |
| Population (2020) | |
| • Total | 3,272 |
| • Density | 3.1/sq mi (1.2/km2) |
| Time zone | UTC−6 (Central) |
| • Summer (DST) | UTC−5 (CDT) |
| Congressional district | 3rd |
Harper County is a county located in the U.S. state of Oklahoma. As of the 2020 census, the population was 3,272,[1] making it the third-least populous county in Oklahoma. The county seat is Buffalo.[2] It was created in 1907 from the northwestern part of Woodward County, and named for Oscar Green Harper, who was clerk of the Oklahoma Constitutional Convention.[3]
- ^ "Harper County, Oklahoma". United States Census Bureau. Retrieved May 13, 2023.
- ^ "Find a County". National Association of Counties. Retrieved June 7, 2011.
- ^ Richter, Sara Jane and Tom Lewis. "Harper County," Encyclopedia of Oklahoma History and Culture, Oklahoma Historical Society, 2009. Accessed April 4, 2015.