Of 92 counties in the state, Washington County ranks ninth in terms of size (516 square miles). Washington County is in South Indiana. There is roughly 1,000 acres of ranches for sale in Washington County, Indiana, based on recent Land Network data. The combined market value of farms and rural land for sale here is approximately $2 million. Browse all Washington County ranches for sale on the Land Network to find the ranch that's right for your business or commercial needs, from the sprawling legacy ranch to unbelievable residential ranch for your second home, investment property or retirement nest egg. The most common type of land for sale by combined acreage in Washington County is house.