Contra Costa County, California is one of the nine counties in the San Francisco Bay Area. Our 950,000 residents reside in the varies suburban, industrial, agricultural and port areas of the county and enjoy outdoor recreational facilities ranging from boating, water skiing, fishing in the Bay and Delta waterways, to golfing, hiking, horseback riding and camping in Mt. Diablo State Park. Residents have been attracted by the county’s mild climate, quiet suburban lifestyle and wide open country.