Chino Hills Trail Run Series

The Chino Hills Trail Run Series, held in Brea, California, offers trail running enthusiasts a range of distances including 10K, 10-mile, 15-mile, 20-mile, half-marathon, 30K, and a challenging 50K ultramarathon. Set within one of Orange County's premier natural open-space parks, the event features well-marked courses that showcase scenic trails, wildlife, and native plants. The series is designed for all levels, from beginners to seasoned trail runners aiming to step up their distance.

Participants enjoy ample aid stations and a vibrant post-race atmosphere, making it an excellent opportunity to experience the beauty and excitement of trail running. Visit the organization's website for the most recent information.