Belmont is a city in San Mateo County in the U.S. state of California. It is in the San Francisco Bay Area, on the San Francisco Peninsula halfway between San Francisco and San Jose. It was originally part of Rancho de las Pulgas, for which one of its main roads, the Alameda de las Pulgas, is named. The city was incorporated in 1926. Its population was 25,835 at the 2010 census.
Ralston Hall is a historic landmark built by Bank of California founder, William Chapman Ralston, on the campus of Notre Dame de Namur University. It was built around a villa formerly owned by Count Cipriani, an Italian aristocrat. The locally famous “Waterdog Lake” is also located in the foothills and highlands of Belmont.
One of two surviving structures from the Panama-Pacific International Exposition is on Belmont Avenue (the other is the Palace of Fine Arts in San Francisco). The building was brought to Belmont by E.D. Swift shortly after the exposition closed in 1915. Swift owned a large amount of land in the area.
Belmont has attracted national attention for a smoking ordinance passed in January 2009 which bans smoking in all businesses and multi-story apartments and condominiums; the ordinance has been described as one of the strictest in the nation.
The 2010 United States Census reported that Belmont had a population of 25,835. The population density was 5,579.8 people per square mile (2,154.4/km²). The racial makeup of Belmont was 17,455 (67.6%) White, 420 (1.6%) African American, 72 (0.3%) Native American, 5,151 (19.9%) Asian, 198 (0.8%) Pacific Islander, 964 (3.7%) from other races, and 1,572 (6.1%) from two or more races. Hispanic or Latino of any race were 2,977 persons (11.5%).
The Census reported that 25,321 people (98.0% of the population) lived in households, 394 (1.5%) lived in non-institutionalized group quarters, and 120 (0.5%) were institutionalized.
There were 10,575 households, out of which 3,251 (30.7%) had children under the age of 18 living in them, 5,630 (53.2%) were opposite-sex married couples living together, 830 (7.8%) had a female householder with no husband present, 391 (3.7%) had a male householder with no wife present. There were 510 (4.8%) unmarried opposite-sex partnerships, and 96 (0.9%) same-sex married couples or partnerships. 2,904 households (27.5%) were made up of individuals and 997 (9.4%) had someone living alone who was 65 years of age or older. The average household size was 2.39. There were 6,851 families (64.8% of all households); the average family size was 2.95.
The population was spread out with 5,395 people (20.9%) under the age of 18, 1,668 people (6.5%) aged 18 to 24, 7,645 people (29.6%) aged 25 to 44, 7,284 people (28.2%) aged 45 to 64, and 3,843 people (14.9%) who were 65 years of age or older. The median age was 40.9 years. For every 100 females, there were 95.4 males. For every 100 females age 18 and over, there were 92.5 males.
There were 11,028 housing units at an average density of 2,381.8 per square mile (919.6/km²), of which 6,280 (59.4%) were owner-occupied, and 4,295 (42.0%) were occupied by renters. The homeowner vacancy rate was 0.7%; the rental vacancy rate was 5.2%. 16,473 people (63.8% of the population) lived in owner-occupied housing units and 8,848 people (34.2%) lived in rental housing units.