Trail Running calendar near Steamboat Springs 2025-2026

Samson's Revenge is an exciting running event taking place at the YMCA of the Rockies in Estes Park, CO, featuring three race distances: 55k, 27k, and 10k. The course offers a mix of fast single track trails and a challenging ascent to Bible Point, where participants can compete for the King of the..

The Dynafit Boneyard Boogie 5K/13K will take place in Eagle on Saturday 17 May 2025. You can run between 6 and 14 kilometers.

The Mt Sopris Run-Off is an exciting trail running event held in Carbondale, CO, featuring two race distances: 10 miles and 25k. Scheduled for May 18, 2025, the race takes participants along the scenic "Up & Over" single track trail, starting at Flying Dog Ranch and finishing at Rock Bottom Ranch. T..

The adidas Terrex Après 5K Trail Run is an exciting event that kicks off the GoPro Mountain Games weekend in Vail, Colorado. Participants can enjoy a scenic evening run on the trails of Vail Mountain, starting and finishing at Nature Valley Mountain Plaza. This 5K race is designed for runners of var..

The Broken Brain Backyard is a unique running event scheduled for June 7, 2025, in Craig, Colorado, aimed at raising funds for Parkinson’s, ALS, and Alzheimer’s research. Participants can choose between the Backyard Ultra, where competitors run a 4.167-mile loop every hour until only one remains, an..

The adidas Terrex 10K Spring Runoff is an exhilarating trail running event set in the stunning Vail Valley, taking place at an elevation of nearly 9,000 feet. Participants will face a challenging course featuring constant elevation changes and diverse terrain, making it one of the most demanding 10K..

The Summits Trail Runs, hosted at Granby Ranch Resort in Colorado, is an exciting trail running event that features a variety of distances, including ultra options. Participants can choose from courses ranging from 6 to 43 miles, all set against the stunning backdrop of the Rocky Mountains. The even..

Estes Park's Backyard Ultra is a unique ultra-running event set against the stunning backdrop of Lake Estes, Colorado. Participants must complete a distance of 4.252 miles within one hour, every hour, until only one runner remains. This format continues indefinitely, with the last runner standing be..

The Howelsen Hill Trail Run is a challenging trail running event set in the scenic surroundings of Howelsen Hill in Steamboat Springs, Colorado. Participants can choose between two distances: an 8-mile and a 4-mile course, both featuring beautiful single-track trails adorned with aspen trees and wil..

The Vail Hillclimb will take place in Vail on Saturday 5 July 2025.

The Hahns Peak Vertical Trail Race is an exhilarating 8-mile out-and-back trail run held annually at Hahns Peak in North Routt County, Colorado. Established in 2017, this challenging race features a steep ascent to the summit, reaching an elevation of 10,839 feet, with stunning panoramic views. Part..

The 10K & 5K @ 10,000 Feet will take place in Vail on Saturday 19 July 2025. You can run between 5 and 10 kilometers.

The Spring Creek Memorial Trail Run is a scenic running event held in Steamboat Springs, Colorado, featuring a 9.5-mile loop and a 5K course. The race takes place on the picturesque Spring Creek trail, surrounded by wildflowers and Aspen trees, and includes challenging terrain with significant eleva..

The Never Summer 100km and 60km races will take place from July 25-27, 2025, in the stunning landscapes of State Forest State Park, Colorado. This challenging mountain race features a variety of terrains, including high alpine ridges, meadows, and rocky trails, with participants experiencing breatht..

The Summit 200 is an extraordinary 200-mile mountain race set in Summit County, Colorado, featuring a challenging loop that showcases stunning natural beauty. Runners will navigate a mix of hiking trails, forest roads, and paved sections, with elevations ranging from over 9,000 to nearly 13,000 feet..

The Berry Picker Trail Run will take place in Vail on Saturday 2 August 2025.

The Emerald Mountain Epic is a premier two-day endurance event held in Steamboat Springs, featuring both mountain biking and trail running races. Known for its challenging courses, the event includes 90% singletrack trails with significant elevation gains, attracting participants of all skill levels..

The Run The Rockies Trail Race offers a scenic running experience through the Frisco Peninsula trails, featuring a 5k, 10k, and half marathon. Participants can enjoy stunning views of Dillon Reservoir and the Ten Mile Range, making it an ideal course for both beginners and seasoned runners. The even..

The Arrowhead Half Marathon and 5K is a scenic running event held in Arrowhead, Colorado, featuring a challenging half marathon course with approximately 3,000 feet of elevation gain over 13 miles. Participants traverse beautiful trails across Arrowhead, Bachelor Gulch, and Beaver Creek Ski Resorts...

The Byers Peak Stampede Half Marathon & 5K Run is an exciting running event set in the stunning Rocky Mountains, just 60 miles from Denver. Scheduled for August 23, 2025, the event features a challenging half marathon and a 5K, catering to athletes of all levels. The courses primarily traverse dirt..