There was a combined almost $92 million of farmsand rural real estate for sale in Virginia's Caroline County recently on Land.com. The total acreage of all Caroline County farms, rural land, hunting land and other land for sale was approximately 3,000 acres. Caroline County ranks 42nd out of 133 counties in the state for the combined amount of land currently advertised for sale. Of all locations in Caroline County with farms and rural real estate for sale, Ruther Glen had the most land for sale. Government and state-level services are the main economic drivers in Caroline County. Caroline County is the 19th biggest county (537 square miles) in Virginia. It's located in the Northern Virginia region of Virginia.