Race. Train. Gear up.
Saturday, May 9, 2026 San Jose, CA, USA
Trail 50k

Quicksilver 50 km Endurance Run

Race completed
50km Distance
2.5 Grit Score
Entry Level Level
Vertical Intensity 0 D+/km
Flat Hilly Mtn

This course is relatively flat and fast. Ideal for PB attempts.

The Aid Station

Course-specific beta from the community

⛰️ terrain

This is a fast & flat course. Expect fast, runnable sections where rhythm is key.

By UltraHub Expert
👟 gear

With trail terrain, choose a shoe with moderate cushioning for optimal performance.

By UltraHub Expert

Course Intelligence

OPENFREE MAP (LIBRE)

Course Notes

Both Races will start at the Hacienda Entrance to Almaden Quicksilver Park and are run on scenic, hilly single track trails and fire roads.