Summits Trail Runs is a trail race weekend held at Granby Ranch Resort in Colorado’s Rocky Mountains. The event provides multiple distances, ranging from shorter trail runs to ultra races, allowing participants to select a challenging mountain outing or a long endurance test.
The courses traverse single-track trails through alpine meadows, aspen groves, dense forest, and rugged high-country terrain. Elevation gain differs by route, with climbing being a key aspect. The event is designed for runners seeking a physical challenge in the mountains, fostering a race culture centered on respect for the land and camaraderie among athletes.