Of 95 counties in the Volunteer State, Knox County is 34th in terms of its size (525 square miles). Knox County is in Eastern Tennessee. There is around 1,000 acres of ranches for sale in Knox County, Tennessee, based on recent Land Network data. The combined market value of farms and rural land for sale here is roughly $900,000. Browse all Knox County ranches for sale on the Land Network to find the ranch that's right for your business or commercial needs, from the sprawling legacy ranch to unbelievable residential ranch for your second home, investment property or retirement nest egg. The most common type of land for sale by combined acreage in Knox County is residential property.