Halloween Havoc Half Marathon - Fountain Valley, CA

OCT
26
2025
Read all about the Halloween Havoc Half Marathon - Fountain Valley, CA on 26 Oct 2025 in Fountain Valley.
Sun 26 Oct 2025
Half Marathon 10 kilometers 5 kilometers

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About the race

The Halloween Havoc Half Marathon in Fountain Valley, CA, is a festive running event held at Mile Square Park. Alongside the half marathon, participants can choose to run 5K or 10K distances. The course is a looped route starting and finishing at the same location, featuring well-marked paths with two water stations and restrooms.

The event embraces a spooky Halloween theme, encouraging runners to wear costumes and enjoy a celebratory finish line with candy, music, and surprises. Parking is available for a fee, and awards are given to the top male and female finishers in each distance. The race promotes a fun, low-pressure atmosphere suitable for all levels. Visit the organization's website for the most recent information.

Half Marathon
Half Marathon
10 km
10k
5 km

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