Logo

Mountain Marmot Trail Run

Durango, United States • 20 Sep 2025

The Mountain Marmot Trail Run, presented by Durango Running Company, is a challenging 12-mile trail race held at Purgatory Resort in Durango, Colorado. The course features a steady climb of about 1,800 feet from the base to the top of Lift 8, followed by a downhill return, showcasing stunning single-track trails amid early fall colors. The race is capped at 250 runners and is open to participants aged 12 and older, with younger runners required to run with an adult. Aid stations provide water and snacks along the route. Post-race festivities include food, beer, and awards, making it a memorable mountain running experience. Visit the organization's website for the most recent information.

United States Colorado Durango

Race information

Registration
12 mi
Mountain Marmot Trail Run - Just Over 12 Miles
Visit the organization's website for the most recent information.
Trail runs nearby

Pine Needle Langlauf Nordic Ski Race

Durango

The Pine Needle Langlauf is a demanding freestyle Nordic ski race in Durango. It offers multiple distances and features significant climbs and descents. The event concludes with live music and prizes.

Uncle Clyde's Run & Slide

Durango

Uncle Clyde's Run & Slide is a unique winter relay on a snow tubing hill at Purgatory Resort. Teams of two or three race up the hill carrying a tube, slide down, and hand off to a teammate. It’s a capped-entry event with categories for all..

Earth Day 5K - Durango

Durango

Join the inaugural Earth Day 5K on the Animas River Trail in Durango. This fun run/walk supports Compañeros, an organization serving immigrants. It's a Zero Waste event encouraging participants to bring their own water.

Vallecito Lake Heavy Half

Bayfield

A roughly 14 mile loop around Vallecito Reservoir in Bayfield, Colorado, combining paved road, dirt road and singletrack with about 1,000 ft of climbing. The event features four aid stations, a cupless policy and a post-race meal with live..