The value of all farmsand rural real estate for sale in Carter County recently was $103 million, representing a total of 1,955 acres of land for sale in Carter County. Carter County ranks 27th out of 95 counties in the state for the combined amount of land currently advertised for sale. Of all locations in Carter County with farms, hunting land and other rural land and acreage for sale, Elizabethton featured the most land for sale. Carter County is the 64th largest county (347 square miles) in Tennessee. It's located in the Eastern Tennessee region of the state.