San Mateo, California

San Mateo: The second most populous city in San Mateo County, California. It is located on the San Francisco Peninsula. San Mateo is known for its many parks and green spaces, its many historical sites, and its many attractions, such as the San Mateo Public Library and the San Mateo Historical Museum.


San Mateo is a city located in the county of San Mateo in the U.S. state of California. Its population at the 2010 census was 97,207. After 10 years in 2020 city had an estimated population of 102,398 inhabitants.

The city was created 129 years ago in 1894.

The area that is now San Mateo was originally home to the Ohlone Native Americans. Spanish missionaries arrived in the late 1700s. In the 1840s, the Rancho San Mateo land grant was established for cattle grazing.

San Mateo was incorporated as a city in 1894. It grew as a suburban residential community, boosted by the establishment of a railroad connecting it to San Francisco.

Major Industries and Attractions

Key industries today include technology, biotechnology, education, healthcare, retail, and financial services. Top employers are Sony, San Mateo Medical Center, San Mateo Union High School District, and Franklin Templeton Investments.

Popular attractions include the San Mateo County History Museum, Central Park, and the Japanese Tea Garden. The San Mateo Performing Arts Center hosts concerts and theater.

Downtown San Mateo offers restaurants, shops, galleries, and nightlife. The city has an excellent school system and over 15 parks.

Demographics and Culture

San Mateo is diverse with 41% Asian, 30% Hispanic/Latino, and 24% white populations. The city celebrates cultural festivals like Chinese New Year, Cinco de Mayo, and Juneteenth.

San Mateo is considered family-friendly with a low crime rate, top-ranked schools, and family-oriented neighborhoods. Over 60% of residents have a bachelor’s degree or higher.

San Mateo Today

Known for its desirable location next to San Francisco and Silicon Valley, San Mateo continues to draw new residents and businesses. It maintains a small-town feel through community events and historic preservation. Continued development aims to provide amenities while controlling housing costs.

San Mateo locator map
Location of San Mateo on California map.

Quick Facts about San Mateo

Population : 102,398 (2020)
Country : United States of America
State : California (United States)
County : San Mateo County
Phone Area Codes : 650
Water as percent of area : 23.63%
Land as percent of area : 76.37%
Altitude : 151 feet / 46 meters
Establishment : September 09, 1894 (129 years ago)
Time Zone : Pacific Time Zone, UTC−07:00, UTC−08:00
Local time : 00:13:28 (22nd May 2024)
Postal code : 94401
Population growth : 5.07% (2010-2020)
MCB-san-mateo-aerial image
MCB-san-mateo-aerial image


San Mateo is located at 37°33'47"N 122°19'32"W (37.5629900, -122.3255300).

San Mateo map

  • San Pablo
  • Toyonaka
  • Varde Municipality

San Mateo has 1 neighbours.

  • Foster City city in San Mateo County, California, United States


The population of San Mateo increased by 5.07% in 10 years.

Year Population % Change Method
2010 97,207 - census
2011 98,518 1.33% estimation process
2012 99,816 1.3% estimation process
2013 101,323 1.49% estimation process
2014 102,695 1.34% estimation process
2015 103,509 0.79% estimation process
2016 104,357 0.81% estimation process
2017 104,389 0.03% estimation process
2018 104,885 0.47% estimation process
2019 104,430 -0.44% estimation process
2020 102,398 -1.98% estimation process

San Mateo zip code is 94401. County name: San Mateo, County fips: 06081

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People born in San Mateo (136)

People born in San Mateo, including association football player Chioma Igwe, politician Zoe Lofgren, actress Diane Varsi, .


  • Lina Basquette (American actress (1907-1994)) she was born in 19/04/1907
  • Barbara Roles (American figure skater) she was born in 06/04/1941
  • Tom Brady (American football player) he was born in 03/08/1977
  • Dennis Haysbert (actor) he was born in 02/06/1954
  • Keith Carradine (American actor) he was born in 08/08/1949
  • Ann Kiyomura (US female tennis player) she was born in 22/08/1955
  • Sam Francis (American artist (1923-1994)) he was born in 25/06/1923
  • Merv Griffin (American singer and television game show producer (1925-2007)) he was born in 06/07/1925
  • Michael Allen (professional golfer) he was born in 31/01/1959
  • Michael Trucco (American actor) he was born in 22/06/1970
  • Barry Bostwick (American actor) he was born in 24/02/1945
  • Rob Wasserman (American musician) he was born in 01/04/1952
  • Paul Terry (Cartoonist, screenwriter, film director) he was born in 19/02/1887
  • Bud Black (baseball manager and former pitcher from the United States) he was born in 30/06/1957
  • Marc McClure (American actor) he was born in 31/03/1957
  • Donald B. Ayer (American university teacher and lawyer) he was born in 30/04/1949
  • Erik Van Dillen (American tennis player) he was born in 21/02/1951
  • E. Preston Ames (Hollywood art director) he was born in 15/07/1906

Schools in San Mateo

College & universities near San Mateo, CA

Code Name City ZIP
459213 Gurnick Academy of Medical Arts San Mateo (CA) 94403
122791 College of San Mateo San Mateo (CA) 94402-3784
120184 Notre Dame de Namur University Belmont (CA) 94002-1908
111434 Canada College Redwood City (CA) 94061-1099
123509 Skyline College San Bruno (CA) 94066-1698

Stations (49)

Amtrak & bus stations near San Mateo, CA

Code Name Address Type
HAY Hayward station 22555 Meekland Avenue RAIL
OAC Oakland Coliseum station 700 73rd Avenue RAIL
SFP San Francisco (Caltrain), California 700 4th St. BUS
SFV San Francisco (Civic Center), California 1150 Market Street BUS
SFM San Francisco (Conv Ctr), California 747 Howard St. BUS

Post offices near San Mateo

Post Office Name City ZIP
Saint Matthew Post Office San Mateo (CA) 94401
San Ma Post Office San Mateo (CA) 94402
Burlingam Post Office Burlingame (CA) 94010
25th Avenu Post Office San Mateo (CA) 94403
Capuchino Station Post Office Burlingame (CA) 94010

Other cities in San Mateo County

Cities, towns, neighborhoods & other populated places in San Mateo County , CA. (more)

City Name Population Title
Daly City 106,280 The most populous city in San Mateo County, California.
Redwood City 85,925 A city in San Mateo County, California.
South San Francisco 66,558 The most populous city in San Mateo County, California.
San Bruno 44,051 A city in San Mateo County, California.
Pacifica 38,013 City in San Mateo County, California, USA
Menlo Park 34,934 City at the eastern edge of San Mateo County, in the San Francisco Bay Area of California
Foster City 33,901 City in San Mateo County, California, United States
San Carlos 29,641 City in San Mateo County, California, USA
Burlingame 29,557 City in the U.
East Palo Alto 29,059 City in San Mateo County, California, United States
Belmont 26,533 Town in Middlesex County, Massachusetts, United States
Millbrae 22,630 City in California
North Fair Oaks 14,687 Census designated place
Half Moon Bay 12,513 City in San Mateo County, California
Hillsborough 11,527 City in California
Atherton 7,011 City in California

Distance to Other Cities

San Mateo distances to largest California cities