Gallatin County | |
|---|---|
 Gallatin County Courthouse in Shawneetown | |
 Location within the U.S. state of Illinois | |
 Illinois's location within the U.S. | |
| Coordinates: 37°46′N 88°14′W / 37.76°N 88.23°W | |
| Country |  United States |
| State |  Illinois |
| Founded | 1812 |
| Named for | Albert Gallatin |
| Seat | Shawneetown |
| Largest city | Shawneetown |
| Area | |
| • Total | 328 sq mi (850 km2) |
| • Land | 323 sq mi (840 km2) |
| • Water | 5.1 sq mi (13 km2) 1.6% |
| Population (2020) | |
| • Total | 4,946  |
| • Density | 15/sq mi (6/km2) |
| Time zone | UTC−6 (Central) |
| • Summer (DST) | UTC−5 (CDT) |
| Congressional district | 12th |
Gallatin County is a county located in the U.S. state of Illinois. According to the 2020 census, it has a population of 4,946, making it the third-least populous county in Illinois. Its county seat is Shawneetown.[1] It is located in the southern portion of Illinois known locally as Little Egypt. Located at the mouth of the Wabash River, Gallatin County, along with neighboring Posey County, Indiana, and Union County, Kentucky form the tri-point of the Illinois-Indiana-Kentucky Tri-State Area.
- ^ "Find a County". National Association of Counties. Archived from the original on May 31, 2011. Retrieved June 7, 2011.