California Halloween Events

Monrovia Trick or Treat and Halloween Bash

October 31, 2022, 3-6 p.m.

Old Town & Library Park
321 S. Myrtle Ave. (street closures 2-7 p.m.)
Monrovia, CA

  • Trick or Treating in Old Town
  • Dog Parade
  • Parade of Characters approximate times & age categories based on previous years:  age 0-2 years 3:35 p.m. | age 3-4 years 3:55 p.m. | age 5-7 years 4:15 p.m. | age 8-10 years 4:35 p.m. | age 11-14 years 4:55 p.m. | Family 5:15 p.m
  • Costume Contest
  • Photo Booth
  • Arts & Craft

City of Monrovia Department of Community Services hosts an annual Halloween event at Monrovia Library. The afternoon is filled with ghoulish fun for the entire family. The popular Costume Contest is free of charge.

Dogs! Don't forget to register your pooch in the Dog Costume Contest! This event is offered in cooperation with the Santa Anita Family YMCA and the Boys & Girls Club of the Foothills.

The Trick-or-Treat portion will be held rain or shine and the Costume Contest will be held in the Community Center in the event of rain.

Monrovia Fall Festival

October 15, 2022, 10 a.m.-2 p.m.

Old Town & Library Park
321 S. Myrtle Ave.
Monrovia, CA
Free, |

Sponsored by Old Town Merchants and City of Monrovia
Costume Contest and Parade of Characters, Dog Costume Contest, Activity Booths, Library Storytime, Trackless Train Rides, Hay Rides, Halloween themed gifts from vendors and food & beverages you can buy.

Other Halloween events sometimes include a Cemetery Walk, and throughout the year you'll also enjoy the Monrovia free summer concerts.

Events are not guaranteed. It is your responsibility to confirm before going.

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