Saint Marys Bay is a bay located in Contra Costa County, California. It appears on the Woodward Island USGS 7.5-minute topographic quadrangle. The nearest populated place is Discovery Bay, approximately 1.0 miles to the SW.
Contra Costa County · California
Saint Marys Bay is a bay located in Contra Costa County, California. It appears on the Woodward Island USGS 7.5-minute topographic quadrangle. The nearest populated place is Discovery Bay, approximately 1.0 miles to the SW.