October Événements et activités à Lake Forest, CA
HALLOWEEN NIGHT @ OC FAIRGROUNDS $10 W/RSVP BEFORE 10:30PM | 18+
Saturday at 10:00 PM
Costa Mesa · OC Fairground Costa Mesa Building
HALLOWEEN NIGHT @ OC FAIRGROUNDS $10 W/RSVP BEFORE 10:30PM | 18+
Saturday at 10:00 PM
Costa Mesa · OC Fairground Costa Mesa Building
Haunted Mansion Haunt 2026 | 20th Anniversary
Today at 7:00 PM + 3 plus
Trabuco Canyon · 28322 Millwood Rd
Haunted Mansion Haunt 2026 | 20th Anniversary
Today at 7:00 PM + 3 plus
Trabuco Canyon · 28322 Millwood Rd
SOCAL BIO Networking Mixer in Orange County
Tomorrow at 4:00 PM
Irvine · UCI Beall Applied Innovation @ the Cove
SOCAL BIO Networking Mixer in Orange County
Tomorrow at 4:00 PM
Irvine · UCI Beall Applied Innovation @ the Cove
OC FairGrounds Halloween Night, October 31st $10 w/rsvp before 10:30pm
Saturday at 10:00 PM
Costa Mesa · OC Fair & Event Center
OC FairGrounds Halloween Night, October 31st $10 w/rsvp before 10:30pm
Saturday at 10:00 PM
Costa Mesa · OC Fair & Event Center
Theatre Arts Presents: Spelling Bee
Tomorrow at 7:30 PM + 1 plus
Mission Viejo · Saddleback College - McKinney Theatre (accessible from Lot 12)
Theatre Arts Presents: Spelling Bee
Tomorrow at 7:30 PM + 1 plus
Mission Viejo · Saddleback College - McKinney Theatre (accessible from Lot 12)
11 11 Portal Holistic Expo Spiritual Fair, Oct 31 - Nov 1, 2026, Irvine, CA
Saturday at 10:00 AM
Irvine · 17941 Von Karman Ave
11 11 Portal Holistic Expo Spiritual Fair, Oct 31 - Nov 1, 2026, Irvine, CA
Saturday at 10:00 AM
Irvine · 17941 Von Karman Ave
OC Fairgrounds Halloween Costume Party, October 31st
Saturday at 10:00 PM
Costa Mesa · OC Fair & Event Center
OC Fairgrounds Halloween Costume Party, October 31st
Saturday at 10:00 PM
Costa Mesa · OC Fair & Event Center
Business Professionals Networking Mixer at Habana Irvine | October 28, 2026
Today at 6:00 PM
Irvine · Habana
Business Professionals Networking Mixer at Habana Irvine | October 28, 2026
Today at 6:00 PM
Irvine · Habana
Halloween Night @ OC Fairgrounds $10 w/rsvp before 10:30pm
Saturday at 10:00 PM
Costa Mesa · OC Fairground Costa Mesa Building
Halloween Night @ OC Fairgrounds $10 w/rsvp before 10:30pm
Saturday at 10:00 PM
Costa Mesa · OC Fairground Costa Mesa Building
PROJECT NIGHTMARE @ OC FAIRGROUNDS SATURDAY OCT 31ST | HALLOWEEN
Saturday at 10:00 PM
Costa Mesa · OC Fair & Event Center
PROJECT NIGHTMARE @ OC FAIRGROUNDS SATURDAY OCT 31ST | HALLOWEEN
Saturday at 10:00 PM
Costa Mesa · OC Fair & Event Center
PROJECT NIGHTMARE @ OC FAIR & EVENT CENTER | OCTOBER 31ST
Saturday at 10:00 PM
Costa Mesa · OC Fair & Event Center
PROJECT NIGHTMARE @ OC FAIR & EVENT CENTER | OCTOBER 31ST
Saturday at 10:00 PM
Costa Mesa · OC Fair & Event Center
Titanic Masquerade Newport Beach OC Halloween Party Cruise
Saturday at 7:00 PM
Newport Beach · Endless Dreams Yacht Newport Beach
Titanic Masquerade Newport Beach OC Halloween Party Cruise
Saturday at 7:00 PM
Newport Beach · Endless Dreams Yacht Newport Beach
