Contra_Costa_County,_California | isPartOf | San_Francisco_Bay_Area Antioch,_California | isPartOf | California Antioch,_California | isPartOf | Contra_Costa_County,_California California | language | Chinese_language Antioch,_California | leaderTitle | United_States_House_of_Representatives
Led by the United States House of Representatives, Antioch is part of Contra Costa County, which is part part of the San Francisco Bay Area. This area is in California, where in some parts, Chinese is spoken.