Annual City Birthday Party

11:00 a.m. - 5:00 p.m.
  • start date 14 Apr 2018
  • end date 14 Apr 2018
  • venue Pantera Park

Annual City Birthday Party

Every April when Diamond Bar celebrates its cityhood anniversary with a birthday party, it presents a great opportunity for residents to nominate their neighbors or friends for a volunteer recognition award, nonprofits to raise funds for and awareness about their causes, local talent groups to perform on stage, businesses to promote their services and products, and high school students to earn community service hours. Diamond Bar Events on April 14, 2018

This year, the 29th annual birthday party on April 14, 2018, from 11:00 a.m. to 5:00 p.m., at Pantera Park, is the culmination of an innovative partnership between the City, community organizations, school districts, law enforcement agencies, local businesses, and non-profit service agencies.

Considered the City’s largest annual event, the party celebrates the cultural diversity of the community and the red-white-and-blue “Spirit of Diamond Bar.”

There are many ways to participate in the celebration!

For more information on how your group, organization or business can participate, visit

WestCoast Magazine is always striving to bring you local events in Diamond Bar. If you have an event you would like to put up on our website, please email with details of the event, more information or questions.



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