See all Costa Mesa Halloween happenings this year!
Costa Mesa surfaces for Fall 2025 around South Coast Plaza and nearby neighborhoods with supernatural thrills and haunted attractions. The city showcases horror experiences, pumpkin festivals and costume celebrations across malls, parks and late-night scare sites.
Find the best Costa Mesa Halloween happenings this year!
Top Halloween In and Around Costa Mesa
- The Boo Ha Ha Halloween Party
- San Pacho Halloween Night Party
- 8th Annual Halloween Spooktacular (Newport Beach)
- Costa Mesa Scarecrow Festival
- P10NEER Halloween Party
- OC Japan Fair 2025 Fall
- Halloween Swingthing
- Queen Mary's Dark Harbor (Long Beach)
- Anaheim Fall Festival and Halloween Parade (Anaheim)
- Haunted Mansion Holiday (Anaheim)
See even MORE Halloween events below!
Costa Mesa Halloween
Costa Mesa Halloween Food, Drink, and Parties
Event Details
Event Description
Orange County's wildest Halloween party, The Boo Ha Ha, returns to the OC Fair & Event Center for a night of frights and flavors. Experience the thrilling 'Dead Man Drivin' Demolition Derby' with haunted hearses, enjoy unlimited craft beer sampling from top breweries, and rock out to live tribute bands. Costumes are highly encouraged for this 21+ event.
Event Details
Event Description
Get ready for a thrilling Halloween night at TIME Nightclub with the San Pacho Halloween Night Party. This exclusive 21+ event promises a night of electrifying music and spooky vibes. Attendees are encouraged to dress in upscale attire, with no shorts or open-toed heels allowed. Doors open at 10 PM for a night of dancing and Halloween revelry.
Event Details
Event Description
Get ready for a spooktacular second annual Halloween party at P10NEER, celebrating both the holiday and their one-year anniversary. Step into a refurbished room filled with vintage Halloween vibes for a night of frightful fun and craft cocktails. Enjoy special one-night-only beverages and dance to a DJ spinning Halloween oldies. Costumes are highly recommended for this unforgettable celebration.
Event Details
Event Description
Immerse yourself in the vibrant culture of Japan at the OC Japan Fair 2025 Fall. This expansive festival offers an authentic taste of Japan with over 250 vendors featuring delicious food, unique crafts, anime merchandise, and traditional goods. Enjoy captivating live performances, from J-POP to traditional music, and witness exciting events like a tuna cutting show and a cosplay contest. It's a celebration of Japanese food, culture, and innovation for all ages.
Event Details
Event Description
Get ready for Halloween Swingthing, a premier swing dance event celebrating Halloween in Costa Mesa. This event offers a thrilling mix of dance workshops, competitions like the "Scary Strictly," and unique activities such as "Room to Room Trick or Treating." Learn to infuse your dance with playful expression and spooky flair.
Costa Mesa Family-Friendly Fall Activities
Event Details
Event Description
Get ready for the 8th Annual Halloween Spooktacular at Mariners Park! This free community event offers a fantastic afternoon of family fun, featuring a trunk-or-treat area, exciting carnival games, and energetic bounce houses. Dare to enter the haunted walkthrough, enjoy live music, and show off your costume for a chance to win prizes in various categories. Local food trucks will be on-site, offering delicious treats for purchase.
Event Details
Event Description
Celebrate the autumn season at the Costa Mesa Scarecrow Festival! This free, family-friendly event at Lions Park features a popular scarecrow contest, a lively kids' costume parade, trick-or-treat stations, face painting, and live entertainment. It's a perfect afternoon for families and friends to enjoy festive fall fun.
Latest News & Updates
Stay informed about events and activities in Costa Mesa
Halloween Near Costa Mesa
Irvine Halloween
Anaheim Halloween
Long Beach Halloween
San Pedro Halloween
Corona Halloween
Chino Hills Halloween
Alhambra Halloween
Los Angeles Halloween
Koreatown Halloween
Riverside Halloween
View Our Interactive Map for More Events Around Costa Mesa
Discover thousands of halloween across the country
Explore Other Cities
Find events in different locations
Our Process
With 20 years of experience, we use AI technology to build the most comprehensive list of halloween events.
Our goal is complete coverage—from major festivals to small community celebrations, ensuring you never miss anything happening in your area.
Learn More About Our Process