Marshall County, Oklahoma

Marshall County
Marshall County
County
	Marshall County Courthouse
	Location within the U.S. state of Oklahoma
	Oklahoma's location within the U.S.
	Coordinates: 34°02′N 96°46′W / 34.03°N 96.77°W
Country	United States
State	Oklahoma
Founded	1907
Seat	Madill
Largest city	Madill
Area
• Total	427 sq mi (1,110 km2)
• Land	371 sq mi (960 km2)
• Water	56 sq mi (150 km2) 13%
Population (2020)
• Total	15,312
• Density	36/sq mi (14/km2)
Time zone	UTC−6 (Central)
• Summer (DST)	UTC−5 (CDT)
Congressional district	2nd
Website	marshall.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.

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

[:0-1] "Marshall County, Oklahoma". United States Census Bureau. Retrieved May 13, 2023.

[GR6-2] "Find a County". National Association of Counties. Retrieved June 7, 2011.

[EOHC-MarshallCo-3] O'Dell, Larry. "Marshall County," Encyclopedia of Oklahoma History and Culture, Oklahoma Historical Society, 2009. Accessed April 4, 2015.

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