The Diamond Bar mayor shares information about upcoming community events and topical matters of local interest through a monthly Mayor's Corner message posted at the start of every month.
The Diamond Bar City Council meets on the first and third Tuesdays of the month at 6:30 p.m. in the SCAQMD Auditorium (21865 Copley Drive, CA 91765). View meeting calendar.
The meetings are broadcast on Charter Spectrum cable channel 3, Frontier FiOS channel 47 and also can be viewed live and archived online.
Agendas are available the Friday afternoon prior to the scheduled meeting.
To view archived City Council meeting related documents including, agendas, reports, minutes, ordinances and resolutions, visit the Online Records Library. These include approved meeting minutes from 1989 to present.
Phone: (909) 839-7010
The City of Diamond Bar is a general law city incorporated on April 18, 1989. It is governed by the city council/city manager form of government. A five-member city council is elected by the residents, and a mayor is elected annually by the council to serve a one-year term. The city manager is appointed by the council to oversee the daily activities of the City