
From the Organizer
The Summits Trail Runs occur at Granby Ranch Resort in Colorado's beautiful Rocky Mountains. These challenging trail races offer a variety of distances ranging from shorter runs to ultra distances, each course showcasing sweeping mountain vistas, dense forests, and rugged alpine terrain. Runners experience varying elevation gains that test endurance as the routes twist through single-track trails, alpine meadows, and aspen groves. The event celebrates the spirit of human resilience and determination, attracting runners who crave physical challenge and mountain landscapes' serenity. With a strong community atmosphere, the Summits Trail Runs emphasize respect for nature and camaraderie among athletes. This race weekend is a memorable mix of adventure, grit, and the breathtaking beauty of Granby Ranch.
Distances & Pricing
Race Location
About This Sport
Endurance Grid is here to help you understand the sport, decide if it's the right fit, and learn how to prepare. For course distances, logistics, and race-day specifics, always defer to the race organizer's event page.
With running, there's a distance for every fitness level, a community at every start line, and nothing beats the feeling of crossing a finish line you trained for.
Running is an endurance sport that rewards consistency, and showing up every week compounds in ways that will surprise you.
From 5K to marathon, running races are the most accessible entry point into endurance sport. There's a distance for every fitness level and a community at every start line.
Coming Up
Frequently Asked Questions (FAQs)
Summits Trail Runs
Jun 6, 2026