The City Hall Room contains history and artifacts of the elected officials and civil servants of the City of Antioch.
- Founded in 1850, Antioch is one of the oldest towns in California
- Antioch incorporated as a city in February 1872. It is the oldest city in Contra Costa County
- Portraits of most of Antioch’s mayors are on display, commencing with its first Mayor, Roswell Butler Harding up to its current mayor
- Police and Fire displays are also included