Sloan's Lake Search Party (SLSP) Marathon Hourly Loop Race

The Louisville Trail Race, set against the stunning backdrop of the Flat Irons in Louisville, CO, is a popular running event featuring a half marathon, 10K, and 5K. This family-friendly race offers a scenic course that showcases the area's natural beauty, with a mix of dirt trails and bike paths. Pa..

The Bear Chase Trail Race is an exciting endurance festival held at Bear Creek Lake Park in Lakewood, CO, featuring a variety of race distances including 100K, 50 Mile, 50K, Half Marathon, and a Baby Bear 10K. This event is ideal for both first-time ultramarathoners and seasoned trail runners, offer..

The HRCA Wildcat Mountain Trail Races, held in Littleton, Colorado, feature a scenic 10K and 10-mile trail race through the picturesque HRCA Backcountry Wilderness Area. Participants can enjoy a fully dirt trail course with stunning mountain views and potential wildlife sightings. Adult runners rece..

The Castle Rock Trail Festival is an exciting running event held annually in October, featuring a variety of races suitable for all ages and skill levels. Participants can challenge themselves on the scenic trails of Philip S. Miller Park and Ridgeline Open Space, with options including a 5K, 10K, h..

The Suffer Better Fall Trail Run is an annual event that features a variety of trail running distances, including a challenging 50K, a 25K, and a unique 25K Fishslapping Division, which involves catching a trout. This year marks the 8th Annual event, taking place at Staunton State Park. Additionally..

The Suffer Better 8th Annual Fall Trail Runs will take place at Staunton State Park in Pine, Colorado, featuring a variety of race distances including a 50K, 25K, and a new 3K for beginners. Participants can also join the unique 25K Fishslappers division, where runners catch a fish during the race. ..