Union County is in Eastern Oregon. Of the 36 counties in the Beaver State, 2,038-square-mile Union County ranks 17th by size. Recent Land Network data totals approximately 2,000 acres of undeveloped land for sale in Oregon's Union County, which is valued at a combined $4 million. The average price of undeveloped land for sale in Union County was $551,500. Some suggested uses for undeveloped land currently for sale in Union County include for hunting/fishing, agribusiness, and agriculture use. Some common wildlife species to be found on undeveloped land for sale in Union County include elk, bear, whitetail deer, grouse, mule deer, quail, turkey, ducks and geese. Current commercial applications for commercial property for sale in Union County include for hunting/fishing, agribusiness and agriculture use. Browse all Oregon undeveloped acreage for sale on the Land Network to find your next commercial property or land investment.