Washington County is in Portland Metro Oregon. Of the 36 counties in the Beaver State, Washington County ranks 31st in terms of size (465,046 acres). Oregon's Washington County has approximately 1,000 acres of farms for sale based on recent Land Network data. The combined market value of land for sale here was $11 million. The average price of farmland for sale in Washington County was $695,126. Farms for sale in Washington County feature livestock including cattle, horses, sheep, goats and pig. Along with fields and farmland for grazing and crop production, Washington County farms for sale include vineyard properties that take full advantage of the area's excellent wine-growing climate and conditions. 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 commercial or individual needs.