Washington County is in Southwestern Idaho. Of the 44 counties in the state, Washington County ranks 20th in terms of size (942,977 acres). Recent Land Network data records 1,000 acres of undeveloped land for sale in Idaho's Washington County, which is valued at a combined $3 million. The average price of undeveloped acreage for sale in Washington County was $373,142. Some suggested uses for undeveloped land currently for sale in Washington County include for hunting/fishing, commercial, and homestead use. Some common wildlife species to be found on undeveloped land for sale in Washington County include elk, mule deer, turkey, whitetail deer and bear. Current commercial applications for commercial property for sale in Washington County include for hunting/fishing, commercial and homestead use. Browse all Idaho undeveloped land for sale on the Land Network to find your next commercial property or land investment.