• General Plan Update
  • City Council Meetings
  • Diamond Bar Center
  • Meetings and Agendas
  • Online Services
  • eSubscriptions
Events
11/21/2017 | 6:30 PM
11/23/2017 - 11/24/2017
11/23/2017 | 7:00 PM
Join the fun at Summer Day Camp. Spaces limited, register today.
More
News
Tres Hermanos Ranch
City files SECOND lawsuit challenging sale on basis of law violations – More »
Long-term Grand Avenue WB On-Ramp Closure
closed until February 2018– More »
Request your Copies
2018 calendar & services guide and street sweeping schedules– More »