Washington County is in Green Country Oklahoma. Of the 77 counties in the Sooner State, Washington County is 77th in terms of its size (424 square miles). The total value of around 2,000 acres of ranches recently listed for sale in Oklahoma's Washington County was almost $9 million. The average price of ranches for sale in Washington County was $1 million. Common game species to be found on ranches for sale in Washington County include whitetail deer, turkey, pig, deer and dove. For anglers the rivers and lakes on Washington County ranches for sale are stocked with fish including bass, catfish, bluegill, sunfish and bream. Browse all Oklahoma 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.