Trail Running calendar near Byers 2024-2025

The Colorado Cold Rush Ultra is a winter running event taking place in Colorado Springs, featuring a variety of race distances including a 50K, Half Marathon, and 10K. Participants will traverse historic High Drive and the scenic trails of the Colorado gold rush, with the possibility of snow adding ..

The Kingfisher Half Marathon is a trail running event taking place at Chatfield State Park in Colorado. Organized by the Roxborough Running Club, this event also includes 5k and 10k races, catering to various levels of runners. Participants can enjoy the scenic beauty of the park while challenging t..

The Sawmill Trail Runs, part of the Human Potential Running Series, is an annual trail running event held at Staunton State Park in Pine, Colorado. Scheduled for December 7, 2024, the event features three distance options: a 50k, a 16-mile, and an 8-mile race. With a combined runner capacity of 200,..

The Reuter-Hess Trail Incline is a running event taking place in Parker, CO, featuring a challenging 10k course and a 1-mile kids race. The course includes a unique lollipop loop with a steep incline and varied terrain, offering approximately 600 feet of elevation gain. Participants will experience ..

The Running Up for Air - Staunton Rocks is an endurance running event taking place at Staunton State Park in Pine, Colorado, on February 14-15, 2025. This event features various challenges, including 3, 6, 12, and 24-hour races, encouraging participants to run a marked 7.1-mile loop. The event aims ..

The Stories Trail Runs is an exciting winter trail running event held at Cheyenne Mountain State Park in Colorado Springs, CO. Scheduled for February 15-16, 2025, it features a variety of races including a 10k, Half Marathon, and timed events of 6, 15, and 30 hours. Participants will navigate multip..

Run The Ranch is an exciting trail running event taking place at Sylvan Dale Guest Ranch in Loveland, Colorado, on April 4-5, 2025. Participants can choose from six different race distances, including a 5K, 10K, and various timed trail runs ranging from 4 to 12 hours, with options for solo runners a..

The Rattler Trail Race, taking place in Colorado Springs, features three race distances: 50K, 25K, and 10K. Set in the scenic Palmer Park, participants can enjoy stunning views of the city and Pikes Peak while navigating the challenging trails. This event highlights the beauty of one of the city's p..

The Rock Hawk Trail Races, part of the Bear Chase Race Series, take place in Castle Rock, Colorado, on the scenic trails of Phillip S. Miller Park and the Ridgeline Trail systems. This event features multiple race distances, including 50K, 25K, 10K, and 5K, catering to both novice and experienced tr..

The Cheyenne Mountain Trail Race, taking place in Colorado Springs, CO, features multiple race distances including 50K, 25K, 7 Miler, and 4 Miler. Set against the stunning backdrop of Cheyenne Mountain State Park, participants will navigate scenic trails that include grassy meadows and wooded areas...

Take 5 in the Garden is an exciting running event held in the scenic Garden of the Gods, Colorado Springs, CO. Participants can choose between a 5K or a 5-mile course, with options for both road and trail races. The event features closed roads, allowing runners to enjoy a traffic-free experience ami..

The Greenland Trail Races, held annually in May at the Greenland Open Space in Larkspur, Colorado, features four race distances: 4 miles, 8 miles, 25K, and 50K. This event is known for its scenic trails with views of Pikes Peak, making it a popular choice for both competitive and recreational runner..

Niwot's Challenge is a challenging ultramarathon held annually in Colorado's Front Range, designed for experienced runners. Modeled after the Barkley Marathons, this event features a secretive course that requires participants to navigate primarily off-trail using a map and compass. With a limited c..

The Mountain Ridge Trail Race, taking place on May 10, 2025, in Highlands Ranch, Colorado, offers a variety of distances for trail running enthusiasts, including a 21-mile, half marathon, 10K, and 5K. Celebrating its 11th year, the race features scenic dirt and single-track trails with manageable el..

The Endure Trail Runs, hosted by the Human Potential Running Series, takes place at Mueller State Park in Divide, Colorado. This unique event features a variety of races, including a 10k, Half Marathon, and timed challenges of 12 and 24 hours. Participants in the 12-Hour event will draw colored ball..

The Ram Party Trail Runs is an exciting trail running event taking place at the Buffalo Lodge Bicycle Resort in Colorado Springs, Colorado. Scheduled for May 17, 2025, participants can choose from various distances, including 55 miles, 60K, 50K, 24K, and 15K, all set against the stunning backdrop of..

The Weld Your Mettle Running Festival is a vibrant event taking place from May 23 to May 25, 2025, in Eaton, Colorado. It features a variety of running challenges, including timed relays (3, 6, 9, 12, and 24 hours), a 7K Ruck, and a 1 Mile Kids Fun Run. Participants can enjoy a supportive community ..

The The Ol' College Try 24 Hour Ultra will take place in Auraria from Saturday 24 May 2025 to Sunday 25 May 2025. You can run between 6 and 24 hours.

The North Fork 50 Mile/50K is an ultramarathon set in the picturesque Colorado mountains, just southwest of Denver. This event features a challenging course that is entirely on soft surfaces, primarily consisting of singletrack trails, with some sections of double track. Runners will experience dive..

The Crazy Legs 10k+ Trail Run is an exciting running event taking place at Devil’s Backbone Open Space in Loveland, Colorado, on June 1, 2025. This trail run features a challenging course designed to provide a fun experience for participants. Runners will navigate through various trails, with water ..