Oct24Sat
Halloweekend at The Crossing
A free, monster-mash-themed afternoon of candy and games for families.
On set dates
351 events
Oct24Sat
Halloween Carnival at Los Alamitos Race Course
Carnival games, a costume contest and live horse racing. Adults $3; kids under 18 free.
Oct24Sat
Halloween Festival (Stanton)
Games, entertainment, costume contests and food trucks for all ages; no pre-registration.
Oct24Sat
Halloween Spooktacular
Free trunk-or-treating with carnival games, bounce houses, costume contests and food trucks.
Oct24Sat
Halloween Spooktacular & Trunk or Treat
Games, crafts and entertainment plus a trunk-or-treat with police K-9, bomb squad and mounted units. A kids' costume parade starts at 5 PM.
Oct24Sat
Halloween Zoo-tacular at the OC Zoo
Trick-or-treat, hunt for clues and make spooky crafts while the animals get treat-stuffed pumpkins. Free with zoo admission ($2).
Oct24Sat
ISMO
A Comedy arts and theatre event at Brea Improv. Tickets and details through Ticketmaster.
Oct24Sat
Jack-o-Lantern Jamboree
A family Halloween party with an inflatable slide, a reptile booth, carnival games, face painting and glitter tattoos, a pumpkin patch and crafts. Registration is requ...
Oct24Sat
La Palma Halloween Carnival 2026
A safe, family-oriented alternative to trick-or-treating with carnival games, costume contests, treats and giveaways. No cost to attend.
Oct24Sat
Marina Spooktacular: Halloween by the Harbor
A two-day festival with fun and scares for all ages; the frights intensify after dark.
Oct24Sat
Martin Amini
A Comedy arts and theatre event at Irvine Improv. Tickets and details through Ticketmaster.
Oct24Sat
Mitis w/ Nurko
A Dance/Electronic music event at Nova SD. Tickets and details through Ticketmaster.
Oct24Sat
Monster Dash & Creepy Crawl Fun Run
A costume 5K and one-mile fun run with timing, a race shirt and awards, including best costume.
Oct24Sat
Monster Mash Halloween Carnival
A family carnival with a haunted house, games, costume contest and food, plus a 21+ Graveyard Lounge.
Oct24Sat
Monster Splash
Pool-deck trick-or-treating, a floating pumpkin patch, pumpkin decorating, open swim and an inflatable obstacle course. Registration required.
Oct24Sat
Moses Storm
A Comedy arts and theatre event at Corona Improv. Tickets and details through Ticketmaster.
Oct24Sat
Once Upon a Hallowe'en
A haunted house, train rides, games and treats.
Oct24Sat
Orange County Fall International Open IBJJF Jiu-Jitsu Championship 2026
A two-day IBJJF jiu-jitsu championship.
Oct24Sat
Painting Afternoon with Viridian Art Academy
A free beginner-friendly art session for adults on calming the mind through creativity.
Oct24Sat
Pink Tie Party
Susan G. Komen Orange County's signature fundraiser for local breast cancer patient care, with dinner and a program honoring OC Pink Tie Partners.
Oct24Sat
Private Event
A live event at Ivan'z House at Mozambique. Tickets and details through Ticketmaster.
Oct24Sat
Rumblers 30th Anniversary
A Rock music event at Garden Amphitheatre. Tickets and details through Ticketmaster.
Oct24Sat
Screw The Rules Comedy Show
A Comedy arts and theatre event at The Stand Up Comedy Club. Tickets and details through Ticketmaster.
Oct24Sat
SoCal's Sunset Trick or Trot 5K/10K
Run or trot into the sunset with beach views, Halloween fun and a Trunk-or-Treat Expo at 3 PM.
Running all season
54 listingsSeasonMulti-week
"Hallowe’en Greetings and Tricks, Treats, and Traditions" at Muzeo
A museum exhibit on how Halloween began and how Anaheim has celebrated it for a century, timed with the Anaheim Fall Festival's 100th anniversary.
SeasonMulti-week
20 Years Later: The Great Picture
A City of Irvine exhibit at Irvine City Hall marking 20 years since The Great Picture.
SeasonMulti-week
American Red Cross Blood Drive at MainPlace
A monthly blood donation drive at MainPlace Mall, noon to 6 PM.
SeasonMulti-week
Angel City Jazz Fest
A multi-day celebration of creative jazz at prestigious LA venues.
SeasonMulti-week
Bates Nut Farm Pumpkin Patch
Pumpkins, hayrides, corn mazes and farm animals.
SeasonMulti-week
Bob Baker Marionette Theater Hallowe'en Spooktacular
A family-friendly hour-long boo-sical revue with 100+ puppets and a Dia de los Muertos sequence. (Start date shown as September.)