Concord, California, United States

E64207

city municipality

Concord, California, United States, is a major suburban city in the San Francisco Bay Area known for its residential communities, regional shopping centers, and role as the birthplace of actor Tom Hanks.

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All labels observed (3)

Label	Occurrences
Concord, California	37
Concord, California, United States canonical	3
City of Concord, California	1

How this entity was disambiguated

This entity first appeared as the object of triple T500226 — 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: Concord, California, United States
Context triple: [Tom Hanks, placeOfBirth, Concord, California, United States]

A. Walnut Creek, California
Walnut Creek, California is a suburban city in the East Bay region of the San Francisco Bay Area known for its affluent residential neighborhoods, vibrant downtown, and role as a regional commercial and cultural hub.
B. Atherton, California, United States
Atherton, California, United States is an affluent, primarily residential town in Silicon Valley known for its large estates and status as one of the wealthiest communities in the country.
C. 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.
D. Ontario, California
Ontario, California is a mid-sized Inland Empire city in San Bernardino County known for its major international airport, logistics hubs, and role as a regional commercial center in Southern California.
E. Yorba Linda, California, United States
Yorba Linda is a suburban city in Orange County, California, best known as the birthplace of U.S. President Richard Nixon and home to his presidential library and museum.
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: Concord, California, United States
Target entity description: Concord, California, United States, is a major suburban city in the San Francisco Bay Area known for its residential communities, regional shopping centers, and role as the birthplace of actor Tom Hanks.

A. Walnut Creek, California
Walnut Creek, California is a suburban city in the East Bay region of the San Francisco Bay Area known for its affluent residential neighborhoods, vibrant downtown, and role as a regional commercial and cultural hub.
B. Atherton, California, United States
Atherton, California, United States is an affluent, primarily residential town in Silicon Valley known for its large estates and status as one of the wealthiest communities in the country.
C. 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.
D. Ontario, California
Ontario, California is a mid-sized Inland Empire city in San Bernardino County known for its major international airport, logistics hubs, and role as a regional commercial center in Southern California.
E. Yorba Linda, California, United States
Yorba Linda is a suburban city in Orange County, California, best known as the birthplace of U.S. President Richard Nixon and home to his presidential library and museum.
F. None of above. chosen

Statements (48)

Predicate	Object
instanceOf	city ⓘ municipality ⓘ
alternateName	Todos Santos ⓘ
areaCode	925 ⓘ
areaTotal	approximately 30.5 square miles ⓘ approximately 79 square kilometers ⓘ
birthplaceOf	Tom Hanks ⓘ
climate	Mediterranean climate ⓘ
country	United States ⓘ linked to: United States of America
county	Contra Costa County ⓘ
elevation	23 meters ⓘ 75 feet ⓘ
FIPSCode	06-16000 ⓘ
foundedAs	Todos Santos ⓘ
GNISFeatureID	2409434 ⓘ
governmentType	council–manager government ⓘ
hasDistrict	Downtown Concord ⓘ
hasEducationalInstitution	Mount Diablo Unified School District ⓘ
hasHigherEducationInstitution	California State University, East Bay Concord Campus ⓘ linked to: California State University, East Bay
hasPark	Todos Santos Plaza ⓘ
hasShoppingCenter	Sunvalley Shopping Center ⓘ
hasTransportation	BART station ⓘ
hasVenue	Concord Pavilion ⓘ
incorporationDate	1905-02-05 ⓘ
knownFor	birthplace of Tom Hanks ⓘ regional shopping centers ⓘ residential communities ⓘ
locatedIn	San Francisco Bay Area ⓘ
locatedInTimeZone	Pacific Time Zone ⓘ
locatedNear	Mount Diablo ⓘ
majorRoad	Interstate 680 ⓘ State Route 242 ⓘ State Route 4 ⓘ
namedAfter	Concord, Massachusetts ⓘ
partOf	East Bay ⓘ
partOfCombinedStatisticalArea	San Jose–San Francisco–Oakland CSA ⓘ linked to: San Francisco Bay Area
partOfMetropolitanArea	San Francisco–Oakland–Berkeley metropolitan area ⓘ linked to: San Francisco Bay Area
population	approximately 125000 ⓘ
populationCensusYear	2020 ⓘ
postalCode	94518 ⓘ 94519 ⓘ 94520 ⓘ 94521 ⓘ
servedBy	Bay Area Rapid Transit ⓘ linked to: BART
settlementType	suburban city ⓘ
state	California ⓘ linked to: California, United States
timeZone	UTC−08:00 ⓘ
timeZoneDST	UTC−07:00 ⓘ

How these facts were elicited