A total of around 3,000 acres were listed for sale in Clay County recently; the value of all Clay County farms, rural land, hunting land and other land for sale was almost $22 million. Clay County ranks 66th out of 95 counties in the Volunteer State for the combined amount of land currently advertised for sale. Of all farms and rural land for sale in Clay County, Hilham had the most land for sale. Clay County is Tennessee's 84th largest county (259 square miles). It's located in the East Central Tennessee region of Tennessee.