Gallatin County, Illinois

Gallatin County
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 / 37.76; -88.23
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.