Foster City, California

E233207

city planned community suburb

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.

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All labels observed (5)

Label	Occurrences
Foster City, California canonical	16
Foster City	9
Foster City, California, United States	4
City of Foster City	1
Foster City master-planned development	1

How this entity was disambiguated

This entity first appeared as the object of triple T507159 — 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: Foster City, California
Context triple: [San Mateo County, California, hasCity, Foster City, California]

A. Palo Alto, California
Palo Alto, California is a major Silicon Valley city known for its role as a global technology and innovation hub and as the home of Stanford University.
B. Menlo Park, California
Menlo Park, California is a city in Silicon Valley known as a hub for technology and venture capital, home to major research institutions and tech companies.
C. South San Francisco
South San Francisco is a city in northern San Mateo County, California, known for its industrial roots, biotech industry presence, and location just south of San Francisco.
D. Redwood City, California
Redwood City, California is a city on the San Francisco Peninsula in Silicon Valley, known for its historic downtown and role as the county seat of San Mateo County.
E. Emeryville, California
Emeryville, California is a small city in the San Francisco Bay Area best known as the longtime home of Pixar Animation Studios and a hub for tech and creative industries.
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: Foster City, California
Target entity description: 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.

A. Palo Alto, California
Palo Alto, California is a major Silicon Valley city known for its role as a global technology and innovation hub and as the home of Stanford University.
B. Menlo Park, California
Menlo Park, California is a city in Silicon Valley known as a hub for technology and venture capital, home to major research institutions and tech companies.
C. South San Francisco
South San Francisco is a city in northern San Mateo County, California, known for its industrial roots, biotech industry presence, and location just south of San Francisco.
D. Redwood City, California
Redwood City, California is a city on the San Francisco Peninsula in Silicon Valley, known for its historic downtown and role as the county seat of San Mateo County.
E. Emeryville, California
Emeryville, California is a small city in the San Francisco Bay Area best known as the longtime home of Pixar Animation Studios and a hub for tech and creative industries.
F. None of above. chosen

Statements (52)

Predicate	Object
instanceOf	city ⓘ planned community ⓘ suburb ⓘ
areaCode	650 ⓘ
areaLandKm2	9.91 ⓘ
areaTotalKm2	51.90 ⓘ
areaWaterKm2	41.99 ⓘ
areaWaterPercent	about 80.9 ⓘ
borderedBy	Belmont, California ⓘ San Francisco Bay ⓘ San Mateo, California ⓘ linked to: San Mateo, California, United States
climate	Mediterranean climate ⓘ
country	United States ⓘ linked to: United States of America
county	San Mateo County ⓘ linked to: San Mateo County, California
economySector	biotechnology ⓘ financial services ⓘ technology industry ⓘ
elevationMeters	2 ⓘ
governmentType	council–manager ⓘ
hasFacility	Foster City Library ⓘ Foster City Recreation Center ⓘ
hasFeature	artificial islands ⓘ extensive levees ⓘ lagoon system ⓘ residential planned neighborhoods ⓘ waterfront parks ⓘ
hasRecreation	biking trails ⓘ boating ⓘ kayaking ⓘ waterfront walking paths ⓘ windsurfing ⓘ
hasWaterBody	Central Lake (lagoon) ⓘ
highSchoolDistrict	San Mateo Union High School District ⓘ
hostsCompany	Gilead Sciences (headquarters) ⓘ linked to: Gilead Sciences (board member) Visa Inc. (corporate offices historically located there) ⓘ linked to: Visa
incorporated	1971 ⓘ
locatedIn	San Francisco Bay Area ⓘ
locatedOn	San Francisco Bay ⓘ San Francisco Peninsula ⓘ
medianHouseholdIncomeRank	among higher-income cities in California ⓘ
namedAfter	T. Jack Foster ⓘ
partOf	Silicon Valley region (broadly defined) ⓘ linked to: Silicon Valley
population	approximately 34,000 ⓘ
populationAsOf	2020 ⓘ
postalCode	94404 ⓘ
schoolDistrict	San Mateo–Foster City School District ⓘ linked to: San Mateo-Foster City School District
state	California ⓘ linked to: California, United States
timeZone	Pacific Time Zone ⓘ
transportationAccess	San Mateo–Hayward Bridge nearby ⓘ U.S. Route 101 nearby ⓘ
utcOffset	UTC−8 ⓘ
utcOffsetDst	UTC−7 ⓘ

How these facts were elicited