Southern California's premier 100K qualifier through the Santa Monica Mountains
Other trail races within 145 miles
A demanding out-and-back through the Santa Monica Mountains, climbing and descending the ridgelines and canyons of Malibu Creek State Park and the surrounding National Recreation Area. Runners traverse Corral Canyon, Kanan Road, Zuma Edison Ridge, and the Bonsall corridor before reaching the Bulldog turnaround at mile 47.5. Night running is required for most finishers. The 100K counts as a Western States Endurance Run qualifier with a 17-hour cutoff.
Experienced ultrarunners
Calabasas, CA, United StatesJanuary 31, 2026
| Location | Mile | Elevation |
|---|---|---|
Start Start | 0.0 | 545 ft |
Piuma Creek Cutoff Landmark | 2.0 | 512 ft |
Corral Canyon #1 Aid Station | 7.3 | 2,001 ft |
Kanan Road #1 Aid Station | 13.5 | 1,542 ft |
Zuma Edison Ridge Mtwy #1 Aid Station | 16.1 | 1,795 ft |
Bonsall #1 Aid Station | 22.3 | 108 ft |
Bonsall #2 Aid Station | 25.8 | 108 ft |
Zuma Edison Ridge Mtwy #2 Aid Station | 32.0 | 1,795 ft |
Kanan Road #2 Aid Station | 34.6 | 1,542 ft |
Corral Canyon #2 Aid Station | 40.8 | 2,001 ft |
100K Turnaround - Bulldog Aid Station | 47.5 | 531 ft |
Corral Canyon #3 Aid Station | 54.2 | 2,001 ft |
Piuma Creek Checkpoint | 59.5 | 600 ft |
Finish Finish | 61.7 | 545 ft |
Sign in to see cutoffs, crew access, drop bags, and services for every aid station.
Malibu Creek State Park has an on-site campground adjacent to the race venue. Book in advance via California State Parks reservation system.
January is peak rainy season in coastal Southern California — trails can be muddy and exposed ridges windy
Overnight temperatures drop to the low 40s°F on exposed ridgelines; mandatory light required after dark
No required gear specified
No recommended gear specified
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