Marshall County, Oklahoma

Marshall County
Marshall County Courthouse
Map of Oklahoma highlighting Marshall County
Location within the U.S. state of Oklahoma
Map of the United States highlighting Oklahoma
Oklahoma's location within the U.S.
Coordinates: 34°02′N 96°46′W / 34.03°N 96.77°W / 34.03; -96.77
Country United States
State Oklahoma
Founded1907
SeatMadill
Largest cityMadill
Area
 • Total427 sq mi (1,110 km2)
 • Land371 sq mi (960 km2)
 • Water56 sq mi (150 km2)  13%
Population
 (2020)
 • Total15,312
 • Density36/sq mi (14/km2)
Time zoneUTC−6 (Central)
 • Summer (DST)UTC−5 (CDT)
Congressional district2nd
Websitemarshall.okcounties.org

Marshall County is a county located on the south-central border of Oklahoma. As of the 2020 census, the population was 15,312.[1] Its county seat is Madill.[2] The county was created at statehood in 1907 from the former Pickens County of the Chickasaw Nation. It was named to honor the maiden name of the mother of George Henshaw, a member of the 1906 Oklahoma Constitutional Convention.[3] The county and its cities are part of the Texoma region.

  1. ^ "Marshall County, Oklahoma". United States Census Bureau. Retrieved May 13, 2023.
  2. ^ "Find a County". National Association of Counties. Retrieved June 7, 2011.
  3. ^ O'Dell, Larry. "Marshall County," Encyclopedia of Oklahoma History and Culture, Oklahoma Historical Society, 2009. Accessed April 4, 2015.

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