Calero Trail Run Marathon

The Calero Trail Run Marathon takes you through the breathtaking landscapes of Calero County Park in San Jose, California. This challenging course winds through oak-studded hills, offering runners a diverse terrain of single-track trails, fire roads, and grasslands. With elevation gains and descents, participants are treated to panoramic views of the Santa Clara Valley and the Santa Cruz Mountains. The race showcases the natural beauty of the Bay Area while testing endurance and trail running skills. Runners can expect well-marked trails, supportive volunteers, and a unique outdoor adventure in one of San Jose's most scenic parks.