The Race Across the Sky at 10,000+ feet elevation. One of the original 100-mile races.
Leadville Trail 100 2026 on August 15, 2026 brings a strong field rated 88/100. Kilian Jornet 🇪🇸 leads our projections at 36.1%, with Courtney Dauwalter 🇺🇸 in close pursuit at 27.2%.
The primary battle is between Kilian Jornet and Courtney Dauwalter, separated by just 8.9 percentage points. The USA 🇺🇸 has 2 athletes in the top 3, adding tactical depth to their campaign. Katie Schide 🇺🇸 at 16.2% is the dark horse — capable of disrupting if the leaders neutralize each other.
Race day conditions — Variable, 5-25°C — will test athletes' heat management. Expect conservative early pacing with potential for dramatic surges from athletes who handle the heat best. Light to moderate 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: 15:09:36. Leadville, CO hosts this 100 miles event.