There was a combined nearly $12 million of land for sale in Martin County recently on Land.com. The total size of all Martin County farms, rural land, hunting land and other land for sale was nearly 1,000 acres. Martin County ranks 44th out of 92 counties in Indiana for the total acreage of land currently advertised for sale. Of all locations in Martin County with land and rural real estate for sale, Loogootee featured the most land for sale. Government and state-level services are the main economic drivers in Martin County. Martin County is Indiana's 72nd biggest county (340 square miles). It's located in the South Central Indiana region of the state.