Oct31Sat
Trick or Treat on Main Street
Trick-or-treating at participating shops along Main Street.
On set dates
362 events
Oct24Sat
Boo Bash 2026
A Halloween party for all ages: trunk-or-treat, pumpkin decorating, costumes, dancing and prizes.
Oct24Sat
Halloween Carnival at Los Alamitos Race Course
Carnival games, a costume contest and live horse racing. Adults $3; kids under 18 free.
Jul3Fri
Los Alamitos 3rd of July Fireworks Spectacular
A food court, vendors, musical entertainment, beer garden and a fireworks show.
Oct13Tue
The Pumpkin Factory at Westminster Mall
A mall-lot pumpkin patch pop-up with rides, games and a petting zoo.
Oct23Fri
Halloween Spooktacular (Westminster)
Candy-filled trunks, seasonal activities and an open-air movie at the Civic Center.
Sep24Thu
Westminster Fall Festival: 65th Anniversary
The city's 65th-anniversary fall festival, with entertainment, food, vendors and family activities.
Jul18Sat
2nd Annual OC Tattoo Festival 2026
World-class tattoo artists, live music, a vendor marketplace, food trucks, competitions, demos and learning sessions.
Oct6Tue
Snacks Around the World: the Netherlands
Adults 18+ taste snacks from a different country each month; October's theme is the Netherlands.
Aug7Fri
City of Cypress Concerts on the Green
Pack a picnic and lawn chair for live music under the stars, with refreshments and food trucks.
Jul3Fri
Cypress Salute to America
A Salute to America celebrating America's 250th anniversary and the City of Cypress' 70th birthday.
Oct24Sat
Halloween Festival (Stanton)
Games, entertainment, costume contests and food trucks for all ages; no pre-registration.
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.
Jul4Sat
La Palma Fitness Run for Fun
A run, walk or stroll to celebrate with friends, family and neighbors while prioritizing health and wellness.
Oct17Sat
Beach, Brews, & BBQ
25+ of SoCal's top craft breweries and 25+ pitmasters and restaurateurs come together for a good cause.
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.
Oct31Sat
HB Downtown Surf City Spooktacular
Main Street turns into a trick-or-treat route with a monster march, costume contest, character appearances and the Boo Wave, supporting Waymakers.
Nov8Sun
St. Martin's Lantern Fest & Parade
A lantern procession through the German courtyard. Free.
Oct2Fri
Pacific Airshow
The 10th anniversary show brings jets and aerobatics over the Pacific, plus Aviation Alley and a Kids Zone. Watching from the sand is free; pier and lounge seating is...
Sep19Sat
Surf City 10
A 5K, 10K or 10-mile run or walk along the Pacific Ocean.
Aug22Sat
Plum Fest
The 30th annual plum-themed celebration with a live German band, plum cake, crepes and drinks.
Aug8Sat
Bier Fest
German-style food, imported beer and live music with family-friendly entertainment.
Aug9Sun
American Legion HB Post 133 Veterans Car Show
A family- and pet-friendly car show with music, food and opportunity drawings.
Aug9Sun
Old World Wiener Dog Races
Racing dachshunds, food, shopping, live entertainment and a biergarten.
Running all season
34 listingsSeasonMulti-week
Oktoberfest at Old World Village
German food and beer, oom-pah bands and dancing. Family-friendly by day, 21+ on weekend nights.
SeasonMulti-week
Howl-O-Ween at Great Wolf Lodge
Halloween programming at the resort, including a trick-or-treat trail, yoga, a dance party and an art class.
SeasonMulti-week
Knott's Scary Farm
The 53rd annual Halloween Haunt, with new mazes, scare zones and the return of the Hanging show.
SeasonMulti-week
Knott's Spooky Farm
A daytime, not-scary Halloween celebration for ages 3 to 11 with trick-or-treating and a costume contest.
SeasonMulti-week
The 17th Door
An extreme, high-intensity haunt. Guests sign a waiver to enter and it is not for the faint of heart.
SeasonMulti-week
Vampirates
A seasonal dinner show with vampire pirates, stunts and a three-course meal.
Year-round favorites
Good any week of the year∞Any week
Surf City Nights
Main Street closes for a weekly street fair with vendors, live music and food.
∞Any week
Balboa Fun Zone
A waterfront classic with a Ferris wheel, arcade, harbor cruises and dining.
∞Any week
Fashion Island
Open-air shopping and dining with ocean breezes and events through the year.
∞Any week
Dana Point Harbor
Waterfront dining, shopping, whale watching, harbor cruises and ocean views.
∞Any week
San Clemente Pier
Oceanfront dining, beach walks, fishing and Southern California sunsets.