Halloween parties orange county Events and Things to do in Costa Mesa, CA
Orange County: SCREAM FEST - Halloween Reggaeton Party @ The Circle [18+]
Tomorrow at 9:00 PM
Huntington Beach · The Circle OC
Orange County: SCREAM FEST - Halloween Reggaeton Party @ The Circle [18+]
Tomorrow at 9:00 PM
Huntington Beach · The Circle OC
Dead Sexy OC Halloween Party 2026 | Costa Mesa, Orange County | 21+
Tomorrow at 9:00 PM
Costa Mesa · 19th & Newport Blvd (across from Triangle Square)
Dead Sexy OC Halloween Party 2026 | Costa Mesa, Orange County | 21+
Tomorrow at 9:00 PM
Costa Mesa · 19th & Newport Blvd (across from Triangle Square)
HALLOWEEN NIGHT @ OC FAIRGROUNDS $10 W/RSVP BEFORE 10:30PM | 18+
Tomorrow at 10:00 PM
Costa Mesa · OC Fairground Costa Mesa Building
HALLOWEEN NIGHT @ OC FAIRGROUNDS $10 W/RSVP BEFORE 10:30PM | 18+
Tomorrow at 10:00 PM
Costa Mesa · OC Fairground Costa Mesa Building
OC FairGrounds Halloween Night, October 31st $10 w/rsvp before 10:30pm
Tomorrow at 10:00 PM
Costa Mesa · OC Fair & Event Center
OC FairGrounds Halloween Night, October 31st $10 w/rsvp before 10:30pm
Tomorrow at 10:00 PM
Costa Mesa · OC Fair & Event Center
Newport Beach Halloween Party Pub Crawl 2026 Halloween Night
Tomorrow at 6:00 PM
Newport Beach · Baja Sharkeez
Newport Beach Halloween Party Pub Crawl 2026 Halloween Night
Tomorrow at 6:00 PM
Newport Beach · Baja Sharkeez
OC Fairgrounds Halloween Costume Party, October 31st
Tomorrow at 10:00 PM
Costa Mesa · OC Fair & Event Center
OC Fairgrounds Halloween Costume Party, October 31st
Tomorrow at 10:00 PM
Costa Mesa · OC Fair & Event Center
HUNTINGTON BEACH ZOMBIE CRAWL - Halloween Bar Crawl - 8+ Bars - Oct 30 & 31
Today at 7:00 PM + 1 more
Huntington Beach · Fred's Mexican Cafe
HUNTINGTON BEACH ZOMBIE CRAWL - Halloween Bar Crawl - 8+ Bars - Oct 30 & 31
Today at 7:00 PM + 1 more
Huntington Beach · Fred's Mexican Cafe
Newport Beach VIP Halloween Party Pub Crawl 2026 Halloween Night
Tomorrow at 6:00 PM
Newport Beach · Baja Sharkeez
Newport Beach VIP Halloween Party Pub Crawl 2026 Halloween Night
Tomorrow at 6:00 PM
Newport Beach · Baja Sharkeez
Orange County: SCREAM FEST — w/ GEO @ The Circle [18+]
Tomorrow at 9:00 PM
Huntington Beach · The Circle OC
Orange County: SCREAM FEST — w/ GEO @ The Circle [18+]
Tomorrow at 9:00 PM
Huntington Beach · The Circle OC
Halloween Night @ OC Fairgrounds $10 w/rsvp before 10:30pm
Tomorrow at 10:00 PM
Costa Mesa · OC Fairground Costa Mesa Building
Halloween Night @ OC Fairgrounds $10 w/rsvp before 10:30pm
Tomorrow at 10:00 PM
Costa Mesa · OC Fairground Costa Mesa Building
PROJECT NIGHTMARE @ OC FAIRGROUNDS SATURDAY OCT 31ST | HALLOWEEN
Tomorrow at 10:00 PM
Costa Mesa · OC Fair & Event Center
PROJECT NIGHTMARE @ OC FAIRGROUNDS SATURDAY OCT 31ST | HALLOWEEN
Tomorrow at 10:00 PM
Costa Mesa · OC Fair & Event Center
Orange County Wine Fest - November 7th & 8th
Sat, Nov 7, 12:00 PM
Costa Mesa · The Hangar at OC Fair & Event Center
Orange County Wine Fest - November 7th & 8th
Sat, Nov 7, 12:00 PM
Costa Mesa · The Hangar at OC Fair & Event Center
Titanic Masquerade Newport Beach OC Halloween Party Cruise
Tomorrow at 7:00 PM
Newport Beach · Endless Dreams Yacht Newport Beach
Titanic Masquerade Newport Beach OC Halloween Party Cruise
Tomorrow at 7:00 PM
Newport Beach · Endless Dreams Yacht Newport Beach
PROJECT NIGHTMARE @ OC FAIR & EVENT CENTER | OCTOBER 31ST
Tomorrow at 10:00 PM
Costa Mesa · OC Fair & Event Center
PROJECT NIGHTMARE @ OC FAIR & EVENT CENTER | OCTOBER 31ST
Tomorrow at 10:00 PM
Costa Mesa · OC Fair & Event Center
![Orange County: SCREAM FEST - Halloween Reggaeton Party @ The Circle [18+] primary image](https://img.evbuc.com/https%3A%2F%2Fcdn.evbuc.com%2Fimages%2F1196710982%2F552720110755%2F1%2Foriginal.20261027-190750?crop=focalpoint&fit=crop&w=640&auto=format%2Ccompress&q=75&sharp=10&fp-x=0.5&fp-y=0.5&s=71d0dfa9d64a03a2934f796197f23341)
![Orange County: SCREAM FEST — w/ GEO @ The Circle [18+] primary image](https://img.evbuc.com/https%3A%2F%2Fcdn.evbuc.com%2Fimages%2F1196674683%2F159033129452%2F1%2Foriginal.20261027-120510?crop=focalpoint&fit=crop&w=640&auto=format%2Ccompress&q=75&sharp=10&fp-x=0.5&fp-y=0.5&s=dc25e8bac85f0dbf9fd80dde4a23d9fe)
