Sierra Azul Trail Challenge

The Sierra Azul Trail Challenge is an exciting running event set in the scenic Sierra Azul Open Space Preserve, near San Jose, CA. Participants can choose from various distances, including a 50K, Trail Marathon, 20 Mile, Half Marathon, 7 Mile, and 5K. This challenging race offers a unique opportunity to explore beautiful trails and stunning landscapes, often not accessible to the public.

Known for its tough terrain, the event promises an adventurous experience for runners of all levels. Registration is available through the event's website, where additional details about the course and maps can also be found. Visit the organization's website for the most recent information.