Contra Costa County is in San Francisco Bay Area California. Of the 58 counties in the Land of Milk and Honey, 804-square-mile Contra Costa County ranks 50th by size. There is approximately 1,000 acres of farms for sale in Contra Costa County, California, based on recent Land Network data. The combined market value of farms, ranches, hunting land and other land for sale here is approximately $5 million. The average price of farms for sale in Contra Costa County was $1 million. Farms for sale in Contra Costa County support livestock including cattle, horses, goats, sheep and pig. Along with fields and farmland for grazing and crop production, Contra Costa County farms for sale include vineyard properties that take full advantage of the area's excellent wine-growing climate and conditions. Browse all California 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 lifestyle needs.