A total of approximately 10,000 acres were listed for sale in Hardin County recently, representing a total value of approximately $84 million in Hardin County farmsand rural real estate for sale. Hardin County ranks 32nd in the Volunteer State for the combined amount of land currently advertised for sale. Savannah featured the most land for sale. Manufacturing and related services are the largest economic sectors in Hardin County. Hardin County is Tennessee's 16th largest county (596 square miles). It's located in the West Tennessee region of Tennessee.