Backbone Trail Ultra
- Aid stations
- 3
- Days to go
- 331
At a glance
- Date
- Sep 18, 2027
- Location
- Santa Monica Mountains, California
- Distances
- 68 mi
- Aid stations
- 3, 2 with crew access
- Registration
- See ultrasignup.com
Listed from UltraSignup. Checked Oct 18, 2026.
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3 aid stations are already loaded. Add cutoffs, pacing and the timeline your crew follows. Crew invites and race-day updates come with a Race Pass.
Build my planAbout this race
A point-to-point traverse of Southern California's Santa Monica Mountains along the Backbone Trail, running 68 rugged miles from Will Rogers State Park in Brentwood to the Ray Miller Trail finish at La Jolla Canyon in Point Mugu State Park, with nearly 15,000 feet of elevation gain. A 100+ mile option is also available featuring additional loops in Pt. Mugu State Park.
Key dates
Race day
Sep 18, 2027
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Registration openings and major changes, like a new date or a cancellation.
Aid stations
3| Station | Distance | Crew | Drop bags | Cutoff | Supplies |
|---|---|---|---|---|---|
Piuma Trailhead Drop bags allowed here. Used drop bags from Piuma will be transported to the finish. | 25.10 miles | -- | bananasPB&Jboiled potatoes with saltchips+5 | ||
Mishe Mokwa Drop bags for consumables only; leftovers will be donated. Pacers for 100 milers may join here via drop off or limited parking. | 52.00 miles | -- | bananasPB&Jboiled potatoes with saltchips+5 | ||
Danielson Ranch Drop bags for 100-mile runners only. Pacers may walk or bike in; parking at Sycamore Canyon parking lots. Hub for the 3 loops in Pt. Mugu State Park. | 60.60 miles | -- | bananasPB&Jboiled potatoes with saltchips+5 |
Entry transfers
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Tune-up races
Straight-line distance
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Race planning
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