Geography thumb|left|Big Rock Ridge According to the United States Census Bureau, the city has a total area of . of it is land and of it (26.42%) is water. San Francisco is to the south.
Geography thumb|left|Big Rock !Ridge According to the United States Census Bureau, t:he city has ?a total area of . of it ?is land and of it (26.42%) .is water. San Francisco is to the south.