Leadville Trail Marathon and Heavy Half
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About the race
- 26.4 miles : Leadville Trail Marathon (out-and-back dirt roads and single track)
- 15.4 miles : Heavy Half (same path as the marathon minus the Ball Mountain section)
The Life Time Leadville Trail Marathon and Heavy Half take place in the historic mining district on the east side of Leadville. The marathon route is 26.4 miles of dirt roads and single track; the Heavy Half covers 15.4 miles along much of the same course. The route tops out at Mosquito Pass at 13,185 feet, the highest point of any Leadville Race Series event. Snow on the course is possible. Courses are marked with fluorescent pink-and-black striped ribbon and flour arrows on the ground.
Aid support differs by distance: the Heavy Half has three aid stations and the marathon has seven. Aid stations provide water; Neversecond energy gels and high-carbohydrate drink mixes; Skratch Labs hydration, bars, and chews; The Pickle Juice Company products; and assorted foods such as bananas, figs, pretzels, chips, and cola products.
Logistics and policies include in-person packet pickup at the expo (E. 6th and Poplar, 135 E. 6th Street, Leadville, CO) with photo ID required; packets are not mailed or transferable. All athletes and crews must park at Community Fields and the High School parking lot and use provided shuttles to the start; there is no parking at the startline. Crew and spectator access on course is limited to the Start/Finish area and the Resurrection aid station.
The marathon serves as a Life Time Leadville Trail 100 Run qualifier; a minimum of 35 qualifier coins are available, and coin recipients must meet eligibility rules and be present at the awards ceremony. Registration opens January 7, 2027; 2027 pricing is listed as coming soon, with 2026 prices shown as Marathon $160 and Heavy Half $140. Deferral registration opens November 1. Visit the organization's website for the most recent information.
