Belvedere is a city located in the U.S. state of California. It is within Marin County approximately 1.5 miles northeast of Sausalito adjacent to the Tiburon Peninsula. It has a total area of 2.41 square miles at 37°52′22″N 122°27′52″W. The elevation is 36 feet above sea level. As of the 2010 census data, it had a total population of 2,068. The population density was 4,088.63/sq mi. It has Zip code 94920.