Smithland is a city in Livingston County, Kentucky, United States, at the confluence of the Ohio and Cumberland Rivers. The population was 401 at the 2000 census. It is the county seat of Livingston County.
Smithland is part of the Paducah, KY-IL Micropolitan Statistical Area.
Smithland is located at 37°8′22″N 88°24′10″W / 37.13944°N 88.40278°W / 37.13944; -88.40278 (37.139313, -88.402743).