Summits Trail Runs
Granby, United States • 6 Jun 2026
Event overview
The Summits Trail Runs take place on Saturday, June 6, 2026, at Granby Ranch Resort in Granby, Colorado. The event includes multiple race options with a combined runner capacity of 250. Time limits vary by event.
Distances
- Elevation Challenge
- 50k
- Marathon
- Half Marathon
- 6 Mile
Course and race format
Courses run on single-track trails, alpine meadows, aspen groves, and mountain terrain with varying elevation gains. The Elevation Challenge is scored by total elevation climbed; only complete loops count. Each loop for the Elevation Challenge is 1.92 miles with 832 feet of climb and 832 feet of descent (1,664 feet of elevation change). Aid stations are located on-course, including at the top and bottom of the Elevation Challenge loop.
Logistics and participant services
Registration for 2026 opens December 1, 2025; online registration closes June 2, 2026. Registrations made after May 25, 2026 are not guaranteed a race shirt or finisher award. Included items listed for entrants include a gender-specific race shirt and a finisher’s medal, subject to availability. Drop bags are allowed at the Start/Finish aid station; additional drop bag locations are available for some multi-loop events. Crews and pacers are permitted only in the Elevation Challenge; crew size is limited to three people. Camping near the start/finish is available by reservation for an additional fee. No podium or age-group awards are offered. Visit the organization's website for the most recent information.