Trail
100 mile
161 km

Trail
100 mile
161 km
Running
50k
50 km
Running
13.1 mile
21.1 km
Running
10k
10 km
Running
5k
5 km
A challenging ultramarathon and trail festival set in the scenic mountains of Northern California, offering distances from 5k to 100 miles with support for runners and community-focused festivities.
Pacemakers will be present for key race segments. Target times per Startwave are listed on the registration form and the event schedule on race day. Pacers will wear identifiable Pacerflaggen and provide motivation and steady pacing assistance for participants.
Monthly averages based on historical data (2000–present).
The course cutoff is 48 hours from official start.
Yes, there is designated camping and supported overnight options — see the accommodation section on the event site.
The Burro Race can be added on race day — pre-registration is optional but recommended for guaranteed participation.
Last updated: May 31, 2026, 05:31:21 PM
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On your marks
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