The value of all land and rural real estate for sale in Tennessee's Hamilton County recently was nearly $486 million, representing a total of 132,393 acres of land for sale in Hamilton County. Based on the combined acreage of land and rural property for sale here, Hamilton County has the most land for sale of the 95 counties in Tennessee. Among cities in Hamilton County with farms, rural land, hunting land and other land for sale, Ooltewah featured the most land for sale. Hamilton County is Tennessee's 21st largest county (575 square miles). It's located in the East Central Tennessee region of the state.