Union County is in Eastern Oregon. Of the 36 counties in the Union State, Union County is 17th in terms of its size (2,038 square miles). There is around 2,000 acres of farms for sale in Oregon's Union County based on recent Land Network data. The combined market value of ranches, farms, hunting land and other rural land and acreage for sale here is roughly $5 million. The average price of farms for sale in Union County was $1 million. Farms for sale in Union County hold livestock including cattle, horses, sheep, goats and pig. Browse all Oregon farms for sale on the Land Network to find the farm, cattle operation, hobby farm or other farm property that's right for your future business or individual needs.