Calero Trail Run - Spring

The Calero Trail Run - Spring is an exciting trail running event held at Calero County Park in San Jose, CA. Participants can choose from various distances, including a 50K, marathon, 25K, half marathon, 15K, 10K, 5K, and a kids run. The course features scenic single tracks, hills, and dirt paths, making it a great training opportunity for endurance runners.

All finishers will receive a commemorative medal, and aid stations will be available throughout the course. Registration is open, and detailed course maps and descriptions can be found on the event's website. Visit the organization's website for the most recent information.