Trail Running calendar near Aurora 2026-2027

Experience the scenic HRCA Backcountry Wilderness Area with dirt trail races for all ages. Enjoy rolling hills and mountain views followed by a pancake breakfast and finisher medals in Littleton.

A classic four-race trail series in Colorado Springs parks, with distances growing each week from 3.8 to 7.4 miles. Awards celebrate those who complete the entire cross-country challenge. The long-running event enforces strict safety rules..

Distances and Time Limits The Indian Creek Trail Runs is a multi-distance trail running event offering four options: A 50-mile race and a 55k (approx. 34 miles) race, both with a 14-hour time limit. A 15-mile race and a 5-mile race, both w..

Bobcat Trail Races The Bobcat Trail Races take place in Palmer Park in Colorado Springs, Colorado. The event features four trail running distances: 50K, 25K, 10K, and 5K. The course runs through an urban park setting, showcasing views of th..

Experience the scenic redstone hardpack of Northern Colorados Front Range mountains. This event offers marathon and half marathon distances on singletrack trails with moderate elevation and generous time limits.

Experience single track and dirt trails at Bear Creek Lake Park with views of the Denver skyline. Enjoy a 5 or 10 mile race featuring park entry, a finisher meal, and a post run party.

A classic four-race trail series in Colorado Springs parks, with distances growing each week from 3.8 to 7.4 miles. Awards celebrate those who complete the entire cross-country challenge. The long-running event enforces strict safety rules..

Trail races at Bear Creek Lake Park offering 5 km, 15 km, a 5 km plus 15 km double, and a Kids 1 km. Main race registration includes socks or a neck gaiter and a pancake breakfast while kids receive a stuffy at the finish.

A classic four-race trail series in Colorado Springs parks, with distances growing each week from 3.8 to 7.4 miles. Awards celebrate those who complete the entire cross-country challenge. The long-running event enforces strict safety rules..

Experience a scenic singleloop trail race through the Highlands Ranch Backcountry Wilderness on a course of pure dirt and singletrack. Enjoy hills, mountain views, and a postrace pancake breakfast in Lone Tree.

Experience the scenic beauty of the Front Range at this annual Colorado trail event featuring half marathon, 10K, and 5K distances on mostly dirt paths with views of the Flatirons.

A classic four-race trail series in Colorado Springs parks, with distances growing each week from 3.8 to 7.4 miles. Awards celebrate those who complete the entire cross-country challenge. The long-running event enforces strict safety rules..

A winter running event in Colorado Springs with three trail distances: 10k, Half Marathon, and 50k. Runners explore historic High Drive and gold rush tunnels on courses with significant elevation. Registration includes a shirt, beanie, and..

A classic four-race trail series in Colorado Springs parks, with distances growing each week from 3.8 to 7.4 miles. Awards celebrate those who complete the entire cross-country challenge. The long-running event enforces strict safety rules..

The Sawmill Trail Runs offer three scenic trail distances at Staunton State Park in Colorado. This popular event with limited capacity requires off-site parking and a shuttle. Participants should prepare for unpredictable December mountain..