The combined value of farmsand rural real estate for sale in Gilmer County recently on Land.com was almost $632 million. This represents almost 8,000 acres of land for sale in Gilmer County. Gilmer County ranks first out of 159 counties in the state for the total acreage of land currently advertised for sale. Of all locations in Gilmer County with farms and rural land for sale, Ellijay featured the most land for sale. Based on its natural assets, tourism and recreation are important contributors to the Gilmer County economy. Gilmer County is Georgia's 52nd biggest county (430 square miles). It's located in the Blue Ridge Mountains Georgia region of Georgia.