Sebastian County, Arkansas
Sebastian County | |
|---|---|
The Sebastian County Courthouse in Ft. Smith | |
Location within the U.S. state of Arkansas | |
Arkansas's location within the U.S. | |
| Coordinates: 35°35′39″N 94°15′29″W / 35.5942°N 94.2581°W | |
| Country | United States |
| State | Arkansas |
| Founded | January 6, 1851 |
| Named after | William K. Sebastian |
| Seat | Fort Smith (northern district); Greenwood (southern district) |
| Largest city | Fort Smith |
| Area | |
• Total | 546 sq mi (1,410 km2) |
| • Land | 532 sq mi (1,380 km2) |
| • Water | 14 sq mi (40 km2) 2.6% |
| Population (2020) | |
• Total | 127,799 |
• Estimate (2023) | 129,098 |
| • Density | 230/sq mi (90/km2) |
| Time zone | UTC−6 (Central) |
| • Summer (DST) | UTC−5 (CDT) |
| Congressional districts | 3rd, 4th |
| Website | www |
Sebastian County is a county located in the U.S. state of Arkansas. As of the 2020 census, the population was 127,799, making it the fourth-most populous county in Arkansas. The county has two county seats, Greenwood and Fort Smith.
Sebastian County is part of the Fort Smith, AR-OK Metropolitan Statistical Area.