RACE PROFILE

HALLOWEEN HAVOC – 5K, 10K, HALF MARATHON

Fountain Valley, California·Half Marathon

Next Race · Oct 2026

Get ready to run for your life at the Halloween Havoc! Our spooky season adventure tests your courage and endurance! Our celebratory finish line will have Halloween candy, spooky music, and other wicked surprises. So grab your scariest costume and come join us for the Halloween Havoc! Race Details Start Location: Mile Square Park, Parking lot D. Across the street from 11014 Lavender Ave, Fountain Valley, CA 92708. Parking: $5.00 per car at Mile Square Park (Opens at 7am). Limited free street par