Calero Trail Run - Spring
San Jose, United States • 30 May 2026
Calero Trail Run - Spring
The Calero Trail Run - Spring takes place on May 30, 2026 at Calero County Park in San Jose, CA, with the park address listed as 23205 McKean Road. The event offers a range of trail distances and organized course support.
The course features single track, significant hills, and dirt paths. The 50K is described as a trainer for Western States and includes oak trees, exposed sections, heat training conditions, and panoramic vistas. Courses will be marked with ribbons, signs, and gypsum.
Support and logistics include aid stations along the routes and a commemorative medal for all finishers. Bib pick-up and registration occur on race day, and race day registration is available. Detailed course maps are provided for each distance.
Distances available:
- 50K
- Marathon
- 25K
- Half Marathon
- 15K
- 10K
- 5K
- Mile
- Kids Run
Participants are advised to dress appropriately for an endurance trail run. Additional course details and maps are available from the event organizer. Visit the organization's website for the most recent information.