A total of 1,000 acres were listed for sale in Virginia's Buchanan County recently, representing a total value of $4 million in Buchanan County farms, rural land, hunting land and other land for sale. Buchanan County ranks 104th out of 133 counties in the Old Dominion for the total acreage of land currently advertised for sale. Of all locations in Buchanan County with land and rural real estate for sale, Grundy featured the most land for sale. Mining and mineral extraction-related services are the main economic drivers in this part of Virginia. Buchanan County is Virginia's 27th biggest county (503 square miles). It's located in the Mountain Virginia region of Virginia.