Backbone Trail Ultra
Santa Monica Mountains, United States • 16 Jan 2027
Backbone Trail Ultra - Santa Monica Mountains, CA - January 16, 2027
The Backbone Trail Ultra is a long-distance trail event that follows the Backbone Trail across the Santa Monica Mountains. The course begins at Will Rogers State Park, runs along the ridge line toward the coast, and includes a descent on the Ray Miller Trail with Pacific Ocean views.
The route accumulates about 13,600 feet of elevation gain and is organized for solo runners and relay teams. Participation is limited to 200 runners. Solo entrants must have completed at least one previous 50-mile trail run; relay teams do not require that prerequisite.
Distances and formats:
- 68 miles solo course
- Relay teams with 2, 3, or 4 legs
Organizers noted an update that they are working with National Parks, State Parks, MRCA, and other local agencies to secure permits for the January 16, 2027 event. Registration is scheduled to open on July 1, 2026. Visit the organization's website for the most recent information.