Marshall County, Oklahoma
Marshall County | |
|---|---|
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 |
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Marshall County is a county located on the south-central border of Oklahoma. As of the 2020 census, the population was 15,312. Its county seat is Madill. 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. The county and its cities are part of the Texoma region.