Trail Running Calendar United States 2026-2027

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.

Mountain trail races on Vail Mountain at 10,000 feet with rerouted 10K and 5K courses, gondola access to the start, aid stations and finish food, age-group awards, t-shirts and a post-race raffle.

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.

A multi-distance running event in Orlando on 2026-07-18 featuring a half marathon, 10K, 5K, shorter youth races, relay and a virtual option with mailed packets and race swag.

Trail ultramarathon at Great Bear near Sioux Falls, SD with 20k, 30k and 50k distances run as repeated 10 km loops with about 1200 ft gain per loop. Aid station and drop bag tarp are located at the Bear Den Chalet.

Trail races in Hartford, Vermont, through the Hartford Town Forest and Conservation Area. Courses mix logging roads, packed trails, and single track, with a 5K mostly downhill and a 10K that earns Western NH series points.

A just under 50 km trail run in the southern Massanutten range with about 5,700 ft of elevation change, six aid stations, and a start and finish at the Route 211 parking area. Entry is limited to 75 runners.

A 5K run/walk along the Bear River in Petoskey, Michigan, featuring a footbridge and riverside gravel trail with a shaded final mile; proceeds support the Northern Michigan Cancer Crusaders and awards are given by age division.

A summer mountain trail race in Manitou Springs, Colorado, covering *12.6 miles* up Barr Trail to Barr Camp and back. The event is run under a Pike National Forest permit and is part of the Garden to Peak Challenge.

A three day, fully supported trail running stage race in Leadville, Colorado that crosses the Continental Divide between Hope Pass and Red Cliff. Offers a 51 mile Full Pint and a 35 mile Half Pint with a field limited to 500 runners.

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.

Second annual cross country event at Seven Hills Recreation Center on July 19, 2026, featuring a 5K and a 1-mile family walk. The varied course runs over grass, gravel and a short wooded trail, with entertainment and midday food trucks.

A timed 5K at Patricia Allyn Park on July 19, 2026, with online and day of registration. Current ORRRC members run free; non members 15 and up pay $10.

Experience the West Side Quarry trail race along the Rappahannock River in Fredericksburg. This 10k course features a steady climb and rolling hills with 426 feet of elevation gain for a dynamic running experience.