Roger Mills County, Oklahoma

Roger Mills County
Washita Battlefield National Historic Site
Map of Oklahoma highlighting Roger Mills County
Location within the U.S. state of Oklahoma
Map of the United States highlighting Oklahoma
Oklahoma's location within the U.S.
Coordinates: 35°41′N 99°42′W / 35.69°N 99.7°W / 35.69; -99.7
Country United States
State Oklahoma
Founded1891
Named forRoger Q. Mills
SeatCheyenne
Largest townCheyenne
Area
 • Total1,146 sq mi (2,970 km2)
 • Land1,141 sq mi (2,960 km2)
 • Water5.3 sq mi (14 km2)  0.40%
Population
 (2020)
 • Total3,442
 • Density3.0/sq mi (1.2/km2)
Time zoneUTC−6 (Central)
 • Summer (DST)UTC−5 (CDT)
Congressional district3rd
Websitewww.rogermills.org

Roger Mills County is a county located in the western part of the U.S. state of Oklahoma. As of the 2020 census, the population was 3,442,[1] making it the fourth-least populous county in Oklahoma. Its county seat is Cheyenne.[2] The county was created in 1891.[3]

Roger Mills county is located above the petroleum-rich Panhandle-Hugoton Field, making it one of the leading sources of oil, natural gas and helium. The county also overlies part of the Ogallala Aquifer.[4]

  1. ^ "Roger Mills County, Oklahoma". United States Census Bureau. Retrieved May 21, 2023.
  2. ^ "Find a County". National Association of Counties. Retrieved June 7, 2011.
  3. ^ "Oklahoma: Individual County Chronologies". Oklahoma Atlas of Historical County Boundaries. The Newberry Library. Archived from the original on April 2, 2018. Retrieved February 24, 2015.
  4. ^ Wilson, Linda D. "Roger Mills County,' Encyclopedia of Oklahoma History and Culture, Oklahoma Historical Society, 2009. Accessed April 5, 2015.