Union County is in Eastern Oregon. Of the 36 counties in the Union State, 2,038-square-mile Union County ranks 17th by size. A recent survey of Land Network data records about 3,000 acres of undeveloped land for sale in Oregon's Union County, which is valued at a combined $6 million. The average price of undeveloped land for sale in Union County was $315,109. Some suggested uses for undeveloped land currently for sale in Union County include for hunting/fishing, commercial, and vineyard use. Some common wildlife species to be found on undeveloped land for sale in Union County include elk, mule deer, turkey, quail and ducks. Current commercial applications for commercial property for sale in Union County include for hunting/fishing, commercial and vineyard use. Browse all Oregon undeveloped land for sale on the Land Network to find your next commercial property or land investment.