Zanja Peak Endurance Challenge (Runners and Hikers Welcome)
Zanja Peak Endurance Challenge
November 14, 2026 | Crafton Hills | Yucaipa, California
Join Yucaipa Adventure Company for the Zanja Peak Endurance Challenge! Experience the beautiful and rugged trails of Crafton Hills while challenging yourself across one of three distances: 21 Mile, 10 Mile, or 4 Mile.
Whether you're tackling the demanding climbs of the 21-miler or enjoying a shorter adventure through the hills, this event celebrates trail running, community, and the preservation of our local open spaces.
Race Day Information
Location: Crafton Hills College Track
11711 Sand Canyon Road, Yucaipa, CA 92399
Race Start Times & Cutoffs
21 Mile: 7:00 AM start | 9-hour cutoff (4:00 PM)
10 Mile: 7:00 AM start | 6-hour cutoff (1:00 PM)
4 Mile: 7:30 AM start | 3-hour cutoff (10:30 AM)
The 21-mile course features approximately 4,370 feet of elevation gain, with challenging climbs, scenic ridgelines, and rewarding views.
Packet Pickup
Thursday, November 12: 6:00 PM at the Yucaipa Adventure Company Group Run, Bryant Glen Sports Complex.
Saturday, November 14: Beginning at 6:00 AM at Crafton Hills College.
Parking & Race Headquarters
Runner parking is located in Lot J at Crafton Hills College. Follow the designated access through the Aquatics Center buildings to reach the start/finish area.
Race headquarters, medical support, restrooms, and crew/spectator areas will be located near the track.
Aid Stations & Hydration
21 Mile
Mile 9.3 — Bottom of Dump Trail
Mile 14.0 — Grape Avenue
Both aid stations will provide water and a limited selection of simple food options.
10 Mile
Aid station at the start/finish only.
4 Mile
Water drop at mile 1.5.
Aid station at the start/finish.
Important: All runners should carry adequate hydration, electrolytes, and their preferred nutrition. The 21-mile runners will travel 9.3 miles before reaching their first aid station.
Course Navigation
All three courses will be marked for race day. GPX route files and QR codes are available in the official Runner's Guide. We strongly recommend downloading your route before arriving.
Supporting Our Local Trails
This event proudly supports the Crafton Hills Open Space Conservancy (CHOSC), an organization dedicated to protecting and preserving the natural beauty, wildlife habitat, and open spaces of Crafton Hills for future generations.
We encourage every participant to respect the trails, practice Leave No Trace principles, and help protect the landscape that makes this event possible.
Questions?
Race Director: Yucaipa Adventure Company
Email: info@yucaipaadventurecompany.com
Phone: 909-435-8239
Crafton Hills Open Space Conservancy
The Crafton Hills Open Space Conservancy is a dedicated guardian of nature, safeguarding pristine landscapes and diverse ecosystems. Committed to preserving the beauty of the Crafton Hills in Yucaipa, California, the Conservancy strives to provide a haven for wildlife, mitigate environmental impact, and offer a serene escape for present and future generations to enjoy the wonders of unspoiled open space.
https://www.chosc.org/home
10% of all registration fees will be donated to CHOSC
21 Mile Route
21 Mile Route
10 Mile Route
10 Mile Route
4 Mile Route
4 Mile Route
Event's current local time: 11:54 PM PT
