Antioch,_California | isPartOf | California United_States_House_of_Representatives | isPartOf | United_States_Congress Antioch,_California | isPartOf | Contra_Costa_County,_California California | language | Chinese_language Antioch,_California | leaderTitle | United_States_House_of_Representatives
Antioch is part of Contra Costa County, in California, where Chinese, is spoken in some parts. Antioch is led by the United States House of Representatives, which is part of United States Congress.