Harper County, Oklahoma

Harper County
Harper County Courthouse in Buffalo (2007)
Map of Oklahoma highlighting Harper County
Location within the U.S. state of Oklahoma
Map of the United States highlighting Oklahoma
Oklahoma's location within the U.S.
Coordinates: 36°47′N 99°39′W / 36.78°N 99.65°W / 36.78; -99.65
Country United States
State Oklahoma
Founded1907
SeatBuffalo
Largest townLaverne
Area
 • Total1,041 sq mi (2,700 km2)
 • Land1,039 sq mi (2,690 km2)
 • Water2.0 sq mi (5 km2)  0.2%
Population
 (2020)
 • Total3,272
 • Density3.1/sq mi (1.2/km2)
Time zoneUTC−6 (Central)
 • Summer (DST)UTC−5 (CDT)
Congressional district3rd

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]

  1. ^ "Harper County, Oklahoma". United States Census Bureau. Retrieved May 13, 2023.
  2. ^ "Find a County". National Association of Counties. Retrieved June 7, 2011.
  3. ^ Richter, Sara Jane and Tom Lewis. "Harper County," Encyclopedia of Oklahoma History and Culture, Oklahoma Historical Society, 2009. Accessed April 4, 2015.