San Mateo, California, United States

E294113

city

San Mateo is a city in the San Francisco Bay Area of California known for its suburban neighborhoods, strong economy, and proximity to major tech and business hubs.

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All labels observed (3)

Label	Occurrences
San Mateo, California	52
San Mateo, California, United States canonical	14
San Mateo, California area	1

How this entity was disambiguated

This entity first appeared as the object of triple T2155324 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.

NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07

Target entity: San Mateo, California, United States
Context triple: [Sean Payton, placeOfBirth, San Mateo, California, United States]

A. Santa Clara, California, United States
Santa Clara is a major city in California’s Silicon Valley known for its concentration of high-tech companies, including serving as a key hub for the technology industry in the United States.
B. Foster City, California
Foster City, California is a planned waterfront suburb in the San Francisco Bay Area known for its extensive lagoon system, residential communities, and tech-industry presence.
C. San Jose, California, United States
San Jose is a major city in California’s Silicon Valley, known as a global center for technology and innovation.
D. Mountain View, California, United States
Mountain View, California, United States is a Silicon Valley city known as a major technology hub and home to numerous high-profile tech companies.
E. San Bruno, California, United States
San Bruno is a small city in San Mateo County, California, best known in recent years as the home of YouTube’s corporate headquarters.
F. None of above. chosen
G. Unsure - the case is ambiguous/there is not enough information to decide.

NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07

Target entity: San Mateo, California, United States
Target entity description: San Mateo is a city in the San Francisco Bay Area of California known for its suburban neighborhoods, strong economy, and proximity to major tech and business hubs.

A. Santa Clara, California, United States
Santa Clara is a major city in California’s Silicon Valley known for its concentration of high-tech companies, including serving as a key hub for the technology industry in the United States.
B. Foster City, California
Foster City, California is a planned waterfront suburb in the San Francisco Bay Area known for its extensive lagoon system, residential communities, and tech-industry presence.
C. San Jose, California, United States
San Jose is a major city in California’s Silicon Valley, known as a global center for technology and innovation.
D. Mountain View, California, United States
Mountain View, California, United States is a Silicon Valley city known as a major technology hub and home to numerous high-profile tech companies.
E. San Bruno, California, United States
San Bruno is a small city in San Mateo County, California, best known in recent years as the home of YouTube’s corporate headquarters.
F. None of above. chosen

Statements (50)

Predicate	Object
instanceOf	city ⓘ
areaCode	650 ⓘ
areaLand	about 12.1 square miles ⓘ
areaTotal	about 15.9 square miles ⓘ
areaWater	about 3.8 square miles ⓘ
climate	Mediterranean climate ⓘ
country	United States ⓘ linked to: United States of America
county	San Mateo County ⓘ linked to: San Mateo County, California
economyType	diversified service and technology-oriented economy ⓘ
elevationAboveSeaLevel	14 meters ⓘ 46 feet ⓘ
governmentType	council–manager government ⓘ
hasCollege	College of San Mateo ⓘ
hasLandmark	Central Park ⓘ Coyote Point Marina ⓘ Coyote Point Recreation Area ⓘ CuriOdyssey science museum ⓘ linked to: CuriOdyssey science center Hillsdale Shopping Center ⓘ Japanese Garden in Central Park ⓘ linked to: Japanese Tea Garden in Central Park
hasParkSystem	San Mateo city parks and recreation department ⓘ linked to: City of San Mateo Parks and Recreation Department
incorporationDate	1894-09-03 ⓘ
knownFor	proximity to major tech hubs ⓘ strong local economy ⓘ suburban neighborhoods ⓘ
locatedIn	San Francisco Bay Area ⓘ
locatedInTimeZone	Pacific Time Zone ⓘ
locatedNorthOf	Palo Alto ⓘ linked to: Palo Alto, California
locatedOn	San Francisco Peninsula ⓘ
locatedSouthOf	San Francisco ⓘ
majorHighway	California State Route 92 ⓘ Interstate 280 ⓘ U.S. Route 101 ⓘ
medianHouseholdIncomeHighRelativeTo	United States average ⓘ
neighboringCity	Belmont ⓘ Burlingame ⓘ Foster City ⓘ linked to: Foster City, California
partOfRegion	Silicon Valley (broad economic region) ⓘ linked to: Silicon Valley
populationCensus2020	105661 ⓘ
populationEstimate2023	approximately 105000 ⓘ
postalCode	94401 ⓘ 94402 ⓘ 94403 ⓘ 94404 ⓘ
publicTransit	Caltrain ⓘ SamTrans ⓘ
schoolDistrict	San Mateo Union High School District ⓘ San Mateo-Foster City School District ⓘ
servedByAirport	San Francisco International Airport ⓘ
state	California ⓘ linked to: California, United States
timeZoneDST	Pacific Daylight Time ⓘ linked to: Pacific Time Zone