Halloween Events in Costa Mesa
🎃 City Guide · CA · 2026 Season
Looking for Halloween events in Costa Mesa? We’ve rounded up 11 verified Halloween events across Costa Mesa for the 2026 season — haunted houses, parties, pumpkin patches, parades, and family fun, each with dates, tickets, and directions.
Top Halloween Events in Costa Mesa for 2026
Haunted House
Boo Ha Ha: Zombie Homecoming
13+ RECOMMENDED TICKETED
A premier haunted attraction in Costa Mesa with intense scares, live actors, and cinematic sets.
Halloween Party
Boots & Boos Singles Mixer
21+ ONLY TICKETED
The Halloween night-out in Costa Mesa: themed party, costume contest, full bar.
Halloween Event
Candlelight: Halloween Classics
ALL AGES TICKETED
Halloween fun in Costa Mesa — seasonal event for the 2026 season.
Halloween Event
Enjoy the Fright – Halloween Night (Depeche Mode & Cure Tributes)
ALL AGES TICKETED
Part of Costa Mesa's 2026 Halloween lineup — check details and plan your visit.
Halloween Party
Halloween Night at OC Fairgrounds
21+ ONLY TICKETED
Costa Mesa's biggest Halloween party — costumes, DJs, and dancing till late.
Halloween Event
Halloween Pet Fashion Show
ALL AGES TICKETED
Part of Costa Mesa's 2026 Halloween lineup — check details and plan your visit.
Halloween Party
OC Halloween Party with Maddix – Vampire Ball
21+ ONLY TICKETED
Costa Mesa's biggest Halloween party — costumes, DJs, and dancing till late.
Halloween Party
Pioneer Halloween Party
21+ ONLY TICKETED
The Halloween night-out in Costa Mesa: themed party, costume contest, full bar.
Festival
Scarecrow Festival
FAMILY FRIENDLY FREE ENTRY
Costa Mesa's big fall festival — music, food, rides, and Halloween fun for all ages.
Halloween Party
TIME OC Halloween Eve Vampire Ball Party
21+ ONLY TICKETED
The Halloween night-out in Costa Mesa: themed party, costume contest, full bar.
Halloween Event
The Rocky Horror Picture Show: Hallo-Queen Spooktacular
ALL AGES TICKETED
Halloween fun in Costa Mesa — seasonal event for the 2026 season.
💡 Local Tips for Halloween in Costa Mesa
🎃 🎃 Book haunts on weeknights — Friday and Saturday crowds in Costa Mesa are intense; Sunday–Thursday means shorter lines and often cheaper tickets.
🎃 🎃 Check dates before you drive — most Costa Mesa Halloween events run select nights only; confirm the 2026 schedule on the event page first.
🎃 🎃 Layer up — October evenings in Costa Mesa cool off fast; a jacket over your costume beats shivering in line.
🎃 🎃 Plan parking early — popular Costa Mesa venues fill their lots by 8 PM on October weekends; rideshare or arrive early.
❓ Costa Mesa Halloween FAQ
What are the best Halloween events in Costa Mesa for 2026?
The top picks for 2026 include Boo Ha Ha: Zombie Homecoming, Boots & Boos Singles Mixer, Candlelight: Halloween Classics. Browse the full list above — every event includes dates, tickets, and directions.
When is trick-or-treat in Costa Mesa in 2026?
Halloween falls on Saturday, October 31, 2026, and most Costa Mesa neighborhoods trick-or-treat that evening, roughly 6–9 PM. Check your city's official page for any local guidance.
Where can I find Costa Mesa Halloween events near me?
Right here — this guide lists 11 verified Halloween events across Costa Mesa for the 2026 season, each with full details, updated as organizers announce schedules.
Run a Halloween event in Costa Mesa?
List it free — our editors verify every submission within 3 business days.