Contra Costa County is in San Francisco Bay Area California. Of the 58 counties in the state, 804-square-mile Contra Costa County ranks 50th by size. Recent listings of ranches for sale in Contra Costa County, California, totals about 1,000 acres and a combined market value of approximately $2 million. The most common type of land for sale by combined acreage in Contra Costa County is residential property. The average price of ranches for sale in Contra Costa County was $1 million. Common game species to be found on ranches for sale in Contra Costa County include quail, turkey, dove, mule deer and ducks. For anglers the rivers and lakes on Contra Costa County ranches for sale are stocked with fish including trout, catfish, bass, salmon and bluegill. Browse all California ranches for sale on the Land Network to find the ranch that's right for your business or commercial needs, from the sprawling legacy ranch to unbelievable residential ranch for your second home, investment property or retirement nest egg.