Bay Point, formerly West Pittsburg, is a suburb and census-designated place located in north central Contra Costa County, California, just west of the city of Pittsburg and northeast over a low range of hills from Concord. The population was 21,534 at the 2000 census. Bay Point apartments for rent comparison page shows most up to date rent information on Bay Point apartments and houses. Rent information is obtained from multiple rental sources but we cannot guarantee their accuracy.