Rocky Ridge Trail Half Marathon

San Ramon, United States • 20 Sep 2025

The Rocky Ridge Trail Half Marathon is a challenging trail race held in the scenic Las Trampas Wilderness near San Ramon, California. Scheduled for September 20, 2025, the event features a half marathon, 10K, and 5K distances. Known for its tough terrain and significant elevation, the half marathon is not suited for beginners, offering runners rugged trails and stunning vistas that few experience. The 10K and 5K courses also include hills and rewarding views, providing a demanding yet scenic race atmosphere. This event is part of the Brazen Ultra Half Series and promises a memorable wilderness running experience with a strong sense of accomplishment. Visit the organization's website for the most recent information.

Race information

13 mi
Half Marathon
10 km
10k
5 km
Visit the organization's website for the most recent information.
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