A total of nearly 1,000 acres were listed for sale in Gilmer County recently; the value of all Gilmer County farms and rural land for sale was $3 million. Gilmer County ranks 44th out of 55 counties in the Mountain State for the combined amount of land currently advertised for sale. Of all farms, rural land, hunting land and other land for sale in Gilmer County, Glenville featured the most land for sale. Government and state-level services are the main economic drivers in Gilmer County. Gilmer County is West Virginia's 39th biggest county (340 square miles). It's located in the Northwest West Virginia region of the state.