Chino Hills Trail Run Series
Brea, United States • 15 Nov 2025
Chino Hills Trail Run Series Fall - November 15, 2025
The event is held at Chino Hills State Park Discovery Center, 4500 Carbon Canyon Road, Brea, CA. It is the fall edition of the Chino Hills Trail Run Series and returns for its 10th year. The event benefits and supports the Chino Hills State Park Discovery Center. Online registration is open and registration closes Wed, Nov 12 at 11:59 PM PT.
- 50K
- 30K
Course, aid stations and logistics
The start and finish are at the Discovery Center parking lot. A $10 parking fee applies at the park. When the park lot is full, runners will be directed to Carbon Canyon Regional Park far east lot next to the state park (entry fee $5). Free parking is available at Olinda Ranch Park, about a 1 mile walk across Carbon Canyon Road to the start.
Aid stations and course information: Visit the organization's website for the most recent information.
- Telegraph Canyon / Little Canyon - water only; 30K at 4.5 and 15.25 miles; 50K at 4.5 and 27.5 miles.
- 4-Corners (Mid-Station) - 30K at 7.5 and 13 miles; 50K at 7.5 and 24 miles with course routing described for the 50K.
- Bane Canyon (drop bag station) - 30K turnaround at 10.25 miles; 50K checks at 10.25, 16.5, and 21 miles. Cutoff times for the 50K: Bane Canyon 1:00 PM; 4-Corners 2:00 PM; finish 4:30 PM.