Halloween parties Events and Things to do in Fullerton, CA
HALLOWEEN NIGHT @ OC FAIRGROUNDS $10 W/RSVP BEFORE 10:30PM | 18+
Sat, Oct 31, 10:00 PM
Costa Mesa · OC Fairground Costa Mesa Building
HALLOWEEN NIGHT @ OC FAIRGROUNDS $10 W/RSVP BEFORE 10:30PM | 18+
Sat, Oct 31, 10:00 PM
Costa Mesa · OC Fairground Costa Mesa Building
La Mirage Nightclub 18+ | HALLOWEEN NIGHT SATURDAY October 31
Sat, Oct 31, 9:00 PM
Artesia · La Mirage Restaurant & Nightclub
La Mirage Nightclub 18+ | HALLOWEEN NIGHT SATURDAY October 31
Sat, Oct 31, 9:00 PM
Artesia · La Mirage Restaurant & Nightclub
OC FairGrounds Halloween Night, October 31st $10 w/rsvp before 10:30pm
Sat, Oct 31, 10:00 PM
Costa Mesa · OC Fair & Event Center
OC FairGrounds Halloween Night, October 31st $10 w/rsvp before 10:30pm
Sat, Oct 31, 10:00 PM
Costa Mesa · OC Fair & Event Center
SNL X CHRIS HALLOWEEN PARTY FINALE 18+
Sat, Oct 31, 10:00 PM
Pomona · MAXXIMO Italian Restaurant & Banquet Hall
SNL X CHRIS HALLOWEEN PARTY FINALE 18+
Sat, Oct 31, 10:00 PM
Pomona · MAXXIMO Italian Restaurant & Banquet Hall
Beyond the Grave Halloween Pop Up Bar - Downey, CA 2026
Today at 5:00 PM + 33 more
Downey · Beyond the Grave Pop-up
Beyond the Grave Halloween Pop Up Bar - Downey, CA 2026
Today at 5:00 PM + 33 more
Downey · Beyond the Grave Pop-up
OC Fairgrounds Halloween Costume Party, October 31st
Sat, Oct 31, 10:00 PM
Costa Mesa · OC Fair & Event Center
OC Fairgrounds Halloween Costume Party, October 31st
Sat, Oct 31, 10:00 PM
Costa Mesa · OC Fair & Event Center
Halloween Night @ OC Fairgrounds $10 w/rsvp before 10:30pm
Sat, Oct 31, 10:00 PM
Costa Mesa · OC Fairground Costa Mesa Building
Halloween Night @ OC Fairgrounds $10 w/rsvp before 10:30pm
Sat, Oct 31, 10:00 PM
Costa Mesa · OC Fairground Costa Mesa Building
FREE EVENT. HALLOWEEN NIGHT / $500 COSTUME CONTEST / SAT 10/31
Sat, Oct 31, 8:00 PM
Whittier · Sage Restaurant and Lounge
FREE EVENT. HALLOWEEN NIGHT / $500 COSTUME CONTEST / SAT 10/31
Sat, Oct 31, 8:00 PM
Whittier · Sage Restaurant and Lounge
