Sierra Azul Trail Challenge Marathon

The Sierra Azul Trail Challenge Marathon takes you through the stunning Sierra Azul Open Space Preserve in San Jose, California. This challenging trail marathon offers runners a true test of endurance with its rugged terrain, steep climbs, and technical descents. As you navigate the winding trails, you'll be rewarded with breathtaking views of the Santa Clara Valley and the surrounding Bay Area. The course features a mix of single-track trails, fire roads, and occasional creek crossings, providing a diverse and exciting running experience. With its natural beauty and demanding route, the Sierra Azul Trail Challenge Marathon is a must-run event for trail enthusiasts and adventure seekers alike.