The most technical 100-miler in North America. Averaging 11,000ft altitude throughout, Hardrock is a brutal test of mountain running at its purest.
Hardrock 100 2026 features an elite field rated 90/100, with Kilian Jornet 🇪🇸 emerging as the clear frontrunner at 44.0% win probability. Jim Walmsley trails at 24.7% and will need a tactical masterclass to contend.
The primary battle is between Kilian Jornet and Jim Walmsley, separated by just 19.3 percentage points. The USA 🇺🇸 has 2 athletes in the top 3, adding tactical depth to their campaign. Katie Schide 🇺🇸 at 9.3% is the dark horse — capable of disrupting if the leaders neutralize each other.
Race day conditions — Variable mountain, 0-25°C — will test athletes' heat management. Expect conservative early pacing with potential for dramatic surges from athletes who handle the heat best. Variable adds another variable to the closing kilometers.
Kilian Jornet to win. Early projection — form and fitness closer to race day will refine this call.
Course record: 22:51:55 / 26:44:36. Silverton, CO, USA hosts this 100.5 mi (161.7 km) event.