The Official Hardrock Hundred Mile Endurance Run, or Hardrock 100, is an 100-mile ultramarathon run with 66,000 feet of elevation change at an average elevation of over 11,000 feet.

Hardrock 100 Endurance Run Silverton, CO • 100 Miler Website Calendar Entrants Directions

The Hardrock Hundred Mile Endurance Run is an ultramarathon 102.5 miles (165.0 km) in length, with 33,000 feet (10,000 m) of climb at an average elevation of over 11,000 feet (3,400 m).

Welcome to the official home of the 2025 Hardrock 100 Live Broadcast Streams Presented by Altra! Dive deep into the heart of Southern Colorado’s San Juan Range’s breathtaking landscapes and join …

Welcome to the 2025 Hardrock 100 livestream Presented by Altra and sponsored by The Feed.

Every year, iRunFar provides extensive coverage of the Hardrock 100. We provide previews, video interviews, results, and more! Check back here for iRunFar’s latest coverage of the Hardrock 100. …

Jul 10, 2024 · Everything you need to know about Hardrock 100, the iconic race in the San Juan Mountains, from the route, live tracking and how to enter.

Jul 29, 2024 · With the win, Dauwalter has now won the Hardrock 100 three times in four tries, setting course records in each of her wins. She started the race in 2021 but dropped out midway through …

The HARDROCK 100 is a mountain run that passes through some of the most beautiful and rugged mountains in the world. Four legs, linking the Lake City, Ouray, Telluride, and Silverton areas. The …

The Hardrock Hundred Mile Endurance Run is an ultramarathon of 100.5 miles in length, plus 33,992 feet of climb and 33,992 feet of descent for a total elevation change of 67,984 feet, at an average …