Trail Running Calendar United States 2026-2027

Explore the trails at Big Bull Creek Park in this 10k-ish summer trail run. Part of a six-race series showcasing Kansas City area trails, it supports local trail maintenance. All participants get a handmade finisher's award and a trail-spec..

Rise & Run Ultra offers a 50K and 25K on the scenic West Rim Trail in Pennsylvania's Grand Canyon. Both races feature an early morning start and a self-supported, no-frills format. The first male and female finishers earn a free entry for n..

Experience a rugged night trail run on a private ranch in Gilmer, Texas. Navigate single track trails and creek crossings under the stars with distances ranging from a 5K to a 50K ultra.

Join the Tiger Trail 5K in Lawrenceburg, part of the summer SIRC series supporting local school running programs. Choose from a run, walk, or cross-country member event, with special pricing for team members. Complete the circuit for a chan..

Choose your challenge at this classic Montana trail run. Take on the 10-mile loop with significant elevation in the Bridger Mountains or enjoy the neighborhood 5k. Both finish with a festive post-race BBQ.

Join this cross country community event in Santa Fe featuring 5K and 10K trail races. With specialized high school team divisions and free races for children of all ages, it is a comprehensive day of running for everyone.

This trail race takes place at the McDonough Wildlife Refuge in West Virginia. Participants can choose between an 8-mile run or a 4-mile walk on a scenic forest and marsh loop. It's part of a six-race series offering a commemorative jacket.

Experience high altitude trail running at 10,000 feet on the scenic Vail Mountain in Colorado. Choose between a 5K or 10K course featuring mountain views, wildflowers, and a unique gondola ride to the starting line.

Join a community trail run or walk at Owen Bell Park to support the Ryan French Memorial Scholarship Fund. This family friendly event features a 5K trail, a walk, and a free kids fun run.

Experience a 10k loop course with 1200 feet of elevation gain per lap at Great Bear Ski Valley. Choose from 20k, 30k, or 50k distances at this Sioux Falls trail event.

Experience a historic 12.6 mile mountain race on Pikes Peak. Runners ascend from Manitou Springs to Barr Camp at 10200 feet before descending the iconic Barr Trail in this classic Colorado summer event.

The TransRockies Run is a three-day stage race through the Colorado Rockies, from Hope Pass to Red Cliff. Choose between the 51-mile Full Pint or the 35-mile Half Pint. Runners finish each day at a fully supported camp with meals, showers,..

Take on the Cliff Runner 10K on July 19, 2026 at High Cliff State Park, a rugged singletrack course with rocks, roots and steep climbs. Registration includes a Cliff Runner tee and finisher medal, with proceeds to Purdy Nature Preserve.

Experience a historic high altitude climb in Silverton Colorado featuring a 12 mile summit run and an 11 km course. Scale Kendall Mountain and take in views of the San Juan Mountains in this classic mountain tradition.

Experience a rigorous trail event at Pearsall Park featuring hilly courses and summer conditions. Runners enjoy professional timing, a commemorative singlet, and a post race taco breakfast in San Antonio.

Choose your distance from 7 to 28 miles in this Adirondack endurance walking event at Gore Mountain. Hike through shaded forests and along scenic ridgelines with the option to add weight for a rucking challenge.

Join this summer running event at Whittier Narrows Recreation Area featuring 5k, 10k, 15k, and Half Marathon distances. Enjoy a scenic loop course with finisher medals and snacks included for all participants.

Test your endurance on the 15K Border Trail featuring rolling hills, woods, and water crossings. Support Eastern Pennsylvania cancer patients while enjoying scenic vistas and a community focused trail racing experience.

Muddy Princess Virginia Beach is a women only 5k obstacle mud run at Historic Greenbrier Farms. Join a community focused on empowerment and fun while supporting the fight against breast cancer.

Join this community cross country event featuring a 5K race and a 1 mile family walk on grass and wooded trails. Enjoy live entertainment during the run followed by food trucks and rides at the Seven Hills Home Days festival.