Granite Bay

Granite Bay is a census-designated place (CDP) in Placer County, California, United States. It is part of the Sacramento - Arden-Arcade - Roseville Metropolitan Statistical Area. The population was 20,402 at the 2010 census, up from 19,388 at the 2000 census. The ZIP code is 95746 or 95661. Granite Bay is a primarily residential suburb of Sacramento located just east of Roseville and west of Folsom Lake.GeographyGranite Bay is located at . According to the United States Census Bureau, the CDP has a total area of 21.6sqmi, of which, 21.5sqmi of it is land and 0.04sqmi of it is water. The place name, Granite Bay, is derived from a bay in Folsom Lake on the east side of the town. The entire town is underlain by granodiorite of the Penryn Pluton of Cretaceous age, hence the geological basis for the place name.ClimateGranite Bay has a hot-summer Mediterranean climate (Köppen climate classification Csa) that is characterized by cool, wet winters and hot, dry summers (Köppen climate classification Csa).