Hello! I'm Outgoing.I help make life more interesting.
Hello! I'm Outgoing.I help make life more interesting.
This event is in the past.It took place on May 30, 2026 at Calero County Park.
Track
TrackTackle serious elevation gain through oak-studded hills with reservoir views at every turn. From a breezy 5K to a punishing 50K, there's a distance for every trail runner ready to earn their finish.
Trail running races
Elevation-heavy courses
Scenic reservoir views
Multiple distances
Tips
🦌"Feels very wild with birds and deer"
🌼catch seasonal wildflowers on the rolling hills
🚙carpooling encouraged, free parking at Calero
Calero Trail Run - Spring
San Jose
TrackTrackTackle serious elevation gain through oak-studded hills with reservoir views at every turn. From a breezy 5K to a punishing 50K, there's a distance for every trail runner ready to earn their finish.
Trail running races
Elevation-heavy courses
Scenic reservoir views
Multiple distances
Tips
🦌"Feels very wild with birds and deer"
🌼catch seasonal wildflowers on the rolling hills
🚙carpooling encouraged, free parking at Calero
Make it an outing
Add nearby spots before or after your event