Spooky season
Halloween in Simi Valley
Trick-or-treat and trunk-or-treat events, haunted houses, pumpkin patches, costume parties and Día de los Muertos in Simi Valley, from local calendars and updated every day.
No Halloween events for 2026 are on Simi Valley’s local calendars yet. They appear here as organizers post them; you can also share one.
Trick-or-treat and trunk-or-treat
Candy routes, trunk-or-treats and safe trick-or-treat events.
Halloween for kids and families
Costume story times, crafts and family-friendly fun.
Haunted houses and scary nights
Haunts, ghost tours and frights for those who like a scare.
Pumpkin patches, corn mazes and fall festivals
Pick a pumpkin, get lost in a maze or ride a hay wagon.
Día de los Muertos
Ofrendas, processions and celebrations of Day of the Dead.
Costume parties and nights out
Costume contests, bar crawls and Halloween parties.
More Halloween events
Everything else on local calendars this season.
Hosting something for Halloween?
Add your event to the Simi Valley calendar. Staff review every submission before publication.
Halloween in Simi Valley: questions
When is Halloween 2026?
Halloween is Saturday, October 31, 2026.
Where can I find Halloween events in Simi Valley?
This page lists upcoming Halloween events in Simi Valley from local calendars, including libraries, the city, venues and organizers. It updates every day as calendars post new dates.
What is a trunk-or-treat?
A trunk-or-treat is a trick-or-treat event in a parking lot, where volunteers hand out candy from decorated car trunks. Churches, schools and community groups often host them on the days around Halloween.
How do I add a Halloween event in Simi Valley?
Use the "Share an event" form. Include the date, time, place and the organizer’s link; a person reviews it before it appears.