Windmill Hunt

City Celebration Windmill Hunt

Month of April 2023

April 18 marks 34 years of cityhood for Diamond Bar, and the City is celebrating with a fun month-long Windmill Hunt. Hunting takes place at your own pace throughout various City parks for windmill signs - make sure to look at benches, buildings and near trails! Swag bag includes a City Birthday Party commemorative pin.

Entry Rules

  • Registration opens Monday, March 1, 2023.
  • Open to Diamond Bar residents of all ages.
  • Participation is free but registration is required to receive a bag filled with City-branded swag.
  • Download, print and complete the Birthday Scavenger Windmill Hunt Information Sheet-updated 3/31/23 with more locations!
  • Register online using Activity Code 1803 at or in person at the Diamond Bar Center, 1600 Grand Avenue.

Coloring Contest

  • Open to Diamond Bar residents age 12 and younger.
  • Download the coloring sheet and color the City Birthday logo, and turn it in for a special prize!
  • Turn in your coloring sheet to get a prize. You can bring it to City Hall (21810 Copley Drive) any Thursday in April (6, 13, 20, 27) between 4-6 p.m. A table will be located by the front entrance.

For more information, email or call (909) 839-7070.