Trail Running calendar near Buffalo Creek 2025-2026

The Beware The Bear Trail Races, held at Bear Creek Lake Park in Lakewood, CO, offers a variety of race options including a 5km, 15km, and a kids' 1km run. The courses feature mostly dirt trails with a mix of steep hills and rolling terrain, making it suitable for both beginners and experienced trai..

The Bridge Burner Ultra is an exciting running event taking place in Canon City, Colorado, featuring a scenic 35-mile loop that showcases the stunning landscapes along the Arkansas River and through historic Tunnel Drive. Participants will ascend to 7,109 feet, enjoying breathtaking views of the Roy..

The Colorado 24 Hour Run is an exciting endurance event taking place in Fort Collins, Colorado, featuring various race formats including 24-hour, 12-hour, and 6-hour runs, as well as relay options. Participants can challenge themselves to see how far they can run within their chosen time frame on a..

The Bingo! Trail Party is a unique running event organized by the Human Potential Running Series, set to take place at May Farms in Byers, Colorado. This fourth annual event encourages runners of all abilities to participate in a fun and community-oriented atmosphere. Participants run loops on a sce..

The HRCA Backcountry Wilderness Half Marathon is an annual trail race held in Highlands Ranch, Colorado, featuring a challenging 13.1-mile course that showcases stunning landscapes. Participants navigate through dirt, gravel, and singletrack paths, with opportunities to encounter local wildlife. The..

The Louisville Trail Race, celebrating its 12th year, features a Half Marathon, 10K, and 5K, set against the stunning backdrop of Louisville, Colorado. Known for its scenic trails and welcoming atmosphere, the race offers a mostly flat course with a challenging hill that rewards runners with breatht..

The Colorado Cold Rush Ultra is a unique winter running event held in Colorado Springs, featuring a scenic course that includes historic High Drive and the tunnels from the Colorado gold rush era. Participants can choose from three distances: a 50k, half marathon, and 10k, all set against the stunni..

The Thumbs Up Vertical Challenge is an exciting running event taking place in Estes Park, CO, featuring an 8-hour ascent on the Thumb Open Space trail. Participants will complete an out-and-back course, collecting poker chips at the turnaround to determine their placing. Unique patches are awarded f..

The Sawmill Trail Runs is an annual trail race held at Staunton State Park in Pine, Colorado, featuring 8-mile, 16-mile, and 50k distances. Organized by the Human Potential Running Series, the event emphasizes scenic, challenging courses through Colorado’s diverse terrain, including meadows and gran..

The USCSA Cross Country Ski Racing Festival is a premier event held at Snow Mountain Ranch Nordic Center in Granby, Colorado, scheduled for January 24-25, 2026. It features races for collegiate, high school, and middle school athletes, including classic and skate sprint events. The festival attracts..

The Stories Trail Runs is an annual winter trail running event held in Colorado Springs, CO, featuring a stunning backdrop of Cheyenne Mountain and Pike’s Peak. Participants can choose from various timed events, including 15-hour, 30-hour, and 6-hour challenges, as well as shorter distances like a 1..

The Winter's End Snowshoe Races, held at Granby Ranch Resort in Granby, CO, is an exciting winter running event that welcomes participants of all skill levels. Scheduled for March 7, 2026, the event features multiple race distances, including a marathon, 14-mile, 7-mile, and 5k, all set against the..