Calero Trail Run 15K

Scenic trail run through Calero County Park with challenging terrain and stunning Bay Area views.

Race Details

Race Distance

5K

5km

3.1ml

Race Official Name

Calero Trail Run 15K

Race Month

May

About the Calero Trail Run 15K

Experience the natural beauty of Calero County Park in this exhilarating trail run near San Jose, California. The Calero Trail Run offers both 15K and 5K options, winding through oak woodlands, grasslands, and alongside scenic reservoirs. Runners will be treated to breathtaking views of the Santa Cruz Mountains and Santa Clara Valley. The well-maintained trails provide a mix of challenging climbs and smooth descents, suitable for both seasoned trail runners and newcomers alike. Post-race, enjoy a festive atmosphere with fellow runners, local vendors, and the satisfaction of conquering the trails.

Race Location

San Jose,

United States,

North America

Kaizen apple icon

Train for the Calero Trail Run 15K with Kaizen

Know your finish time before the start line

Target a specific finish time

Fully flexible training that fits in around your life

Accurate race predictions updated after every run

Trusted by 10K+ runners

google play icon
apple store icon
Kaizen iphone screen
Kaizen iphone screen

Subscribe

Want to improve your race times?

Sign up for race tips and be the first to hear about upcoming PB race options and updates

If you are an official race organiser with any questions about this page, please get in touch: hello@runkaizen.com