A total of 3,000 acres were listed for sale in Knox County, Tennessee, recently, representing a combined approximately $447 million in Knox County farms, rural land, hunting land and other land for sale. Knox County ranks fifth out of 95 counties in Tennessee for the combined amount of land currently advertised for sale. Among cities in Knox County with farms, rural land, hunting land and other land for sale, Knoxville featured the most land for sale. Knox County is Tennessee's 34th largest county (525 square miles). It's located in the Eastern Tennessee region of Tennessee.