There was a total of approximately $60 million of farms and ranches for sale in Knox County recently on Land.com. The total size of all Knox County farms, ranches, and rural real estate for sale was approximately 4,000 acres. Knox County ranks 40th out of 120 counties in the state for the total acreage of land currently advertised for sale. Among cities in Knox County with farms, ranches, hunting land and other land for sale, Corbin featured the most land for sale. Knox County is the 37th largest county (387 square miles) in Kentucky. It's located in the Eastern Kentucky region of Kentucky.