The general purpose of the Planning Commission is to set broad policy in preparation of the General Plan, which is a comprehensive, long-term plan for physical development of the City of Diamond Bar and areas within its sphere of influence. The Commission also adopts, implements, and periodically reviews the General Plan.

Contact Information

Every 2nd and 4th Tuesday of the month at 7:00 p.m. in the City Hall Windmill Room located at 21810 Copley Drive, Diamond Bar, CA.

Current Planning Commission (updated 3/16)
Chairperson Jen "Fred" Mahlke
Vice Chairperson Raymond Wolfe

Commissioner Naila Barlas
Commissioner Frank Farago
Commissioner Ken Mok