Backbone Trail Ultra
Santa Monica Mountains, United States • 16 Jan 2027
Backbone Trail Ultra
The Backbone Trail Ultra is a 68 mile trail event along the Backbone Trail in the Santa Monica Mountains, California. The route begins at Will Rogers State Park, follows the mountain ridge line along the coast, and finishes via the Ray Miller Trail. The course accumulates about 13,600 feet of elevation gain.
Participation is limited to 200 runners. Solo entrants must have completed at least one previous 50 mile trail run. Relay teams of two, three, or four runners are also accepted and do not require the solo entry prerequisite.
Organizers note they are working with National Parks, State Parks, MRCA, and other local agencies to secure permits for the planned January 16, 2027 date. Registration for the event opens July 1, 2026.
Distances and formats:
- 68 miles solo across the Backbone Trail
- Relay teams of two, three, or four runners
The description above summarizes the event format, location, elevation, entry limits, and current permit and registration status. Visit the organization's website for the most recent information.