Trail Running calendar near Bear Creek Lake Park 2025-2026

The Blue Sky Trail Marathon & Half Marathon, held in Fort Collins, Colorado, offers a scenic and challenging trail running experience through Horsetooth Mountain Park and Devil’s Backbone Open Space. The marathon covers 26.7 miles with 3,500 feet of elevation gain, while the half marathon spans 13.4..

The Great Trailhead Foot Race 10 Miler, held at Bear Creek Lake Park in Lakewood, Colorado, offers runners a scenic trail experience with single-track dirt paths against the backdrop of Denver's skyline. Participants can choose between a 5-mile or a challenging 10-mile double-lap course. Registratio..

The Bobcat Trail Race, held in Palmer Park, Colorado Springs, is a celebrated urban trail running event showcasing the park's rugged beauty and panoramic views of the city and Pikes Peak. Organized by Aravaipa Running since 2024, it offers four race distances: 50K, 25K, 10K, and 5K, catering to a ra..

The Indian Creek Trail Runs, part of the Human Potential Running Series, is an annual fall trail running event held at Indian Creek Campground in Sedalia, Colorado. Celebrating its 12th year, it offers four race distances: 5-Mile, 15-Mile, 55k, and 50-Mile, with time limits of 12 to 14 hours dependi..

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 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 an annual trail running event held at May Farms in Byers, Colorado. Designed as a fun, community-focused "Trail Party," it offers runners of all abilities a unique challenge where participants run loops until they achieve a bingo on their bib by drawing numbered chips after..

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, held annually in Louisville, Colorado, features a Half Marathon, 10K, and 5K, attracting runners to the scenic front range trails. Celebrating its 12th year, the event offers mostly dirt trail courses with some bike path sections, showcasing the stunning Flat Irons and fro..

The Colorado Cold Rush Ultra is a winter trail running event held in Colorado Springs, featuring distances of 50K, half marathon, and 10K. The race courses showcase diverse terrains and stunning views, including historic High Drive and the tunnels from the Colorado gold rush era. The 50K starts at B..

The Thumbs Up Vertical Challenge is an 8-hour ascent race held in Estes Park, Colorado, on the Thumb Open Space trail. Participants run a 1 km out-and-back course with a steep 540-foot elevation gain per ascent. Runners collect poker chips at the turnaround point to track their completed ascents, wh..

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. Offering 50k, 16-mile, and 8-mile distances, the race features a scenic and challenging course through diverse terrain ranging from high grassy meadows..

The USCSA Cross Country Ski Racing Festival, held at Snow Mountain Ranch Nordic Center in Granby, Colorado, is a vibrant collegiate and junior skiing event scheduled for January 24-25, 2026. It features classic races of 15 km and 7.5 km for college and independent high school athletes, alongside CHS..

Stories Trail Runs is an annual winter trail running event held at Cheyenne Mountain State Park in Colorado Springs, Colorado, offering stunning views of Cheyenne Mountain and Pike’s Peak. The event features multiple race options including timed 30-hour, 15-hour, and 6-hour ultras, as well as shorte..

The Winter's End Snowshoe Races, held at Granby Ranch Resort in Granby, Colorado, offer a unique winter running experience on mostly groomed single and double-track trails. The event features multiple distances including a marathon, 14-mile, 7-mile, and 5k races, accommodating runners of all skill l..

The Rattler Trail Race, held in Colorado Springs at Palmer Park, offers runners a chance to experience scenic singletrack trails with panoramic city views and sights of Pikes Peak. The event features multiple distances: 50K, 25K, 10K, and 5K, catering to various skill levels. The course is known for..

The Greenland Trail Races take place annually in May at Greenland Open Space in Larkspur, Colorado. Offering four distances—4 miles, 8 miles, 25K, and the state's fastest 50K—the event features a scenic course through over 3,000 acres of native grasslands, ponds, oak hills, and ponderosa pine forest..