Karns is a census-designated place in northwest Knox County, Tennessee, United States, about 11 miles (18 km) northwest of the center of Knoxville. The population of the CDP was 3,536 at the 2020 census.
Karns is a census-designated place in northwest Knox County, Tennessee, United States, about 11 miles (18 km) northwest of the center of Knoxville. The population of the CDP was 3,536 at the 2020 census. (en)