Hardrock level
Extreme technical

Hardrock 100

Silverton, CO

100.5 mi · 33,000 ft vert·37.8117° N, 107.6645° W

High-altitude loop in the San Juan Mountains. Alternating direction each year. Exposure, snow, and 12,000+ ft passes.

Course Profile

Key waypoints

  • Start — Silverton0 mi · 9,300 ft · 37.8117° N, 107.6645° W
  • Ouray27 mi · 7,760 ft · 38.0225° N, 107.6714° W
  • Telluride44 mi · 8,720 ft · 37.9375° N, 107.8123° W
  • Finish — Silverton100.5 mi · 9,300 ft · 37.8117° N, 107.6645° W