The friendliest entry point to the Santa Monica Mountains trail running scene
Other trail races within 149 miles
A 19-mile out-and-back through Malibu Creek State Park, climbing through Corral Canyon to a turnaround at mile 9.7 before descending back to the finish. The shortest event in the Sean O'Brien series, it offers a welcoming introduction to trail running in the Santa Monica Mountains with well-stocked aid stations and a manageable distance.
Suitable for first-timers
Calabasas, CA, United StatesJanuary 30, 2027
Sean O'Brien 30K is an out-and-back trail race in Calabasas, CA, United States, held on January 30, 2027. The course covers 19.4 miles and climbs 3,890 ft.
| Location | Mile | Elevation | Cutoff |
|---|---|---|---|
Start Start | 0.0 | 525 ft | — |
Corral Canyon #1 Aid Station | 7.3 | 1,975 ft | — |
30K Turnaround Landmark | 9.7 | 2,070 ft | — |
Corral Canyon #2 Aid Station | 12.0 | 1,975 ft | — |
Finish Finish | 19.4 | 525 ft | — |
Aid station details for this race are still being filled in. Cutoffs and access rules come from the race’s own published information and can change — check the official race details before planning around them.
Sign in for race-day weather at every station, points of interest, segment-by-segment analysis, pacing, and to save this race to your calendar.
Malibu Creek State Park has an on-site campground adjacent to the race venue. Book in advance via California State Parks reservation system.
No required gear specified
No recommended gear specified
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