Richmond is a city in western Contra Costa County, California, United States. The city became a municipal corporation on August 3, 1905, and has a city council. Located in the San Francisco Bay Area's East Bay region, Richmond borders San Pablo, California, Albany, California, El Cerrito, California and Pinole, California in addition to the unincorporated communities of North Richmond, California, Hasford Heights, Kensington, California, El Sobrante, Contra Costa County, California, Bayview-Montalvin Manor, Tara Hills, California, and East Richmond Heights, California, and for a short distance San Francisco on Red Rock Island in the San Francisco Bay.
Richmond is one of two cities, the other being San Rafael, California, that sits on the shores of both San Francisco Bay and San Pablo Bay. Its population was 116,448 as of the 2020 United States census making it the second largest city in the United States named Richmond after Richmond, Virginia.