| Contra Costa County Population: 948,816
 Population Density: 1,317.9 per square mile
 
 Water Area Percentage: 10.25% (82.20 square miles)
 Land Area Percentage: 89.75% (719.95 square miles)
 Total Area: 802.15 square miles
 Housing Units: 354,577 per square mile
 
 County Links
 
 
 
 Waterfalls In Contra Costa County
 • Bearinda Cove
 • Big Break
 • Boy Scout Camp Cove
 • Brickyard Cove
 • Broad Slough
 • Cabrillo Bay
 • Carquinez Bay
 • Cutter Cove
 • Deep Cove
 • Dowest Slough
 • Lido Bay
 • Little John Cove
 • Marina Bay
 • Pereira Cove
 • Point San Pablo Yacht Harbor
 • Richmond Inner Harbor
 • Saint Marys Bay
 • Sand Bay
 • Tin House Cove
 
 
 
 |  |