Rock It in Chino Hills

Brea, United States • 11 Oct 2025

The Rock It in Chino Hills 5K & 10K is a trail running and hiking event held at Chino Hills State Park in Brea, California. Participants can choose between a 5K or 10K course that showcases the park's stunning and expansive trails, offering scenic views and a tranquil outdoor experience. The race includes race photos, a commemorative shirt, and a finisher medal. Parking is available at the park for $10 or nearby Carbon Canyon Park for $5, with carpooling encouraged. The event may be rescheduled due to weather or venue restrictions, with automatic transfer to the new date and no refunds. Visit the organization's website for the most recent information.

Race information

10 km
Rock It in Chino Hills 10k
5 km
Rock It in Chino Hills 5k
Visit the organization's website for the most recent information.
Trail runs nearby

Challenge yourself on rolling oak and canyon trails at Live Oak Odyssey in O'Neill Regional Park, Trabuco Canyon. Choose a 3 hour or 6 hour fixed time run on a scenic loop with single track, aid station treats, and a friendly trail vibe.

Race of Legends XC is a cross-country running event held in Los Angeles, California (zip 90065). The race offers a 5K Run, described on the organizer’s site as a "People's race," suggesting an inclusive, community vibe. The event takes plac..

Run through the scenic Pasadena foothills on October 19 with 5K, 10K or Half Marathon options over varied trails and climbs. Enjoy chip timing, aid stations, post race goodies and a festive trail vibe.

Event overview OC Trail Runners Group Run takes place on Saturday, October 25, 2025 in Newport Coast, California. The run is free, social and non-competitive, described as slower-paced and take-it-easy. The stated goal is to spend time outd..

Monster Dash : Irvine, October 26, 2025 The event takes place at Bill Barber Memorial Park in Irvine on Sunday, October 26, 2025. Distances offered: 5k 10k 15k Half marathon Course, rules and logistics The course is an open route on a sha..

Race through iconic Griffith Park on single track trails up to the Hollywood sign, with distances from 10K to 50K to suit all trail runners. Expect stunning city views, well stocked aid stations, and a welcoming morning race atmosphere.