Washington County is in Southeast Missouri. Of the 115 counties in the Show Me State, Washington County ranks 20th in terms of size (487,992 acres). There is roughly 1,000 acres of farms for sale in Washington County, Missouri, based on recent Land Network data. The combined market value of land and rural real estate for sale here is nearly $5 million. The average price of farmland for sale in Washington County was $670,861. Farms for sale in Washington County hold livestock including cattle, horses, sheep, goats and pig. Browse all Missouri 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 lifestyle needs.