Costa Mesa Halloween Events

The Boo Ha Ha is BACK at the OC Fairgrounds

OC Fair 25 Oct 2025

Halloween Swingthing 2025

Hilton Orange County/Costa Mesa (3050 Bristol St, Costa Mesa, CA) 23 Oct 2025

Dimitri Vegas | Halloween Weekend Party OC | Time Nightclub

Time Nightclub 1 Nov 2025

Red Light District: Halloween Party 💋

719 W 19th St, Costa Mesa, CA 10 Oct 2025

Hocus Pocus Drag Show Spelltacular

STRUT Bar & Club 18 Oct 2025

Hocus Pocus Drag Show Spelltacular

STRUT Bar & Club 17 Oct 2025

Maggiano's South Coast Plaza The Haunted Mixology Lab

3333 S Bristol St 23 Oct 2025

The Rocky Horror Picture Show: Hallo-Queen Spooktacular

Segerstrom Center for the Arts 24 Oct 2025

Puff and Paint - Witch Night - Practical Magic

House of Danger 23 Oct 2025

SD Westies @ Halloween SwingThing! 90s Party!

Hilton Orange County/Costa Mesa (3050 Bristol St, Costa Mesa, CA) 25 Oct 2025

Boo Bash at The CAMP

The Camp 24 Oct 2025

OC DAY PARTY ANNUAL COSTUME PARTY

Time Nightclub 19 Oct 2025

Torelli Realty Presents: Trunk or Treat

1700 Adams Ave 23 Oct 2025

Hocus Pocus Drag Show Spelltacular

STRUT Bar & Club 25 Oct 2025

PAINT WINE EXPERIENCE: SPOOKY NIGHT

Inspired Art Wine 25 Oct 2025

Dimitri Vegas

Time Nightclub - CA 31 Oct 2025

2025 Halloween Party

Central Costa Mesa 31 Oct 2025

Hocus Pocus Drag Show Spelltacular

STRUT Bar & Club 1 Nov 2025

Kassi Valazza with Angela Autumn

The Wayfarer 30 Oct 2025

Alice in Wonderland: Halloween Party 🎩🐇

719 W 19th St, Costa Mesa, CA 17 Oct 2025

Day of the Dead Party 💀

719 W 19th St, Costa Mesa, CA 1 Nov 2025

Zombie Night Axe Throwing Tournament!

1941 Newport Blvd. Unit 105, Costa Mesa, CA, United States, California 92627 12 Oct 2025

Love Island Weekend: Halloween Party 💛

719 W 19th St, Costa Mesa, CA 24 Oct 2025

Hocus Pocus Drag Show Spelltacular

STRUT Bar & Club 24 Oct 2025

Scary Sugar Cookie Decorating Class @BRC Beer (10/21 @7pm)

Brewing Reserve of California 21 Oct 2025

Hocus Pocus Drag Show Spelltacular

STRUT Bar & Club 31 Oct 2025

Satan’s Homecoming: Halloween Night 👹

719 W 19th St, Costa Mesa, CA 31 Oct 2025

Sega Genecide Halloween

The Wayfarer 31 Oct 2025

Enchanted Halloween Costume Ball Presented by Epic Entertainment OC

The Celebrations Venue and Red Room Supper Club 31 Oct 2025

DROC x Ducati Newport Beach Bike Night – October 2025

Ducati Newport Beach 23 Oct 2025

BWKS Trunk or Treat

1125 Victoria St., Suite B, Costa Mesa, CA, United States, California 92627 24 Oct 2025

Aaron Acapella and Friends Halloween cover Lynyrd Skynyrd, The Blue Byrdes

The Wayfarer 31 Oct 2025

PAINT WINE EXPERIENCE: LABUBU HALLOWEEN

Inspired Art Wine 12 Oct 2025

Spooky Sculpt

3195 Airport Loop Dr suite d2 30 Oct 2025

Halloween Karaoke Party FRI 10/31 8:30pm at Durty Nelly’s in Costa Mesa, CA

Durty Nelly's Irish Pub & Restaurant 31 Oct 2025

Big Monsta do Sabbath, Kilo Bravo do Oasis, Gardeners Logic do Neil Young

The Wayfarer 19 Oct 2025

Jack and Sally Paint and Sip in Costa Mesa! pre-traced canvas

Salt & Lime Modern Taqueria 30 Oct 2025

Trunk or Treat 2025

1700 Adams Ave, Ste 110, Costa Mesa, CA, United States, California 92626 23 Oct 2025

Pack 108 - Halloween Pack Meeting - Come in Costume!

Heinz Kaiser Elementary 15 Oct 2025

Zombie Prom Halloween Night: San Pacho

Time Nightclub - CA 30 Oct 2025

Kids Halloween Cookie Class (Oct 11 & 12)

Bricks & Minifigs Costa Mesa 11 Oct 2025