Trail Running Calendar United States 2026-2027

Backyard Ultra at Findlay Reservoir on October 3, 2026. Runners repeat a 4.3 mile loop each hour until one person finishes alone; the event is self supported and includes professional timing, ankle and bib tags, live results and a live stre..

A 50 kilometer trail race on October 3, 2026 in Kattskill Bay NY that crosses four peaks around Lake George with about 9,000 feet of climb, staffed aid stations, and a registration requirement for prior ultra-trail experience.

A community event at Forest Ridge Preserve featuring a chip timed 5K and a 1.5 mile self guided hike through the Chagrin River valley. Proceeds support the Moreland Hills Parks Commission and registrants by September 20 receive a commemorat..

An annual 3.1 mile run and walk at the Warrick Humane Society in Newburgh, featuring timed and un-timed 5K options, pet-friendly participation, awards for top finishers, and donation-linked merchandise.

A community outdoor event on October 3, 2026 offering a 5K run and a muck walk on varied terrain, plus food, live music, activities, and accessibility options, with proceeds supporting Willistown land preservation.

A last person standing trail ultra on a 3.5 mile forest loop in Center Conway, NH, open to all ages and abilities. The event includes a minimal midway aid station, camping option Friday, food on Saturday, awards and participant swag.

Experience a point to point trail race along the Superior Hiking Trail in Duluth. Choose from four supported distances that feature old growth forests and waterfalls before finishing at the Fitger Courtyard near Lake Superior.

Experience the beauty of Northwest Montana with a variety of trail races ranging from a family fun run to a technical 50k ultramarathon. Run through scenic forests and lakes while supporting the local trail system.

A farm based obstacle course at Heim's Hillcrest Dairy in Algoma covers about 1.5 miles with tasks such as feeding calves and climbing over hay bales. Registration opens July 1 with an early price of $20 until September 1.

Experience the RAF Trail Race Series at Coopers Rock State Park with distances from 5K to 50K. Support a meaningful cause while enjoying looping trail courses and a vibrant community atmosphere in West Virginia.

A 13-mile run or hike on rugged sections of the Ozark Trail around Taum Sauk Mountain, featuring Mina Sauk Falls and the Devils' Toll Gate. Proceeds benefit the Ozark Trail Association and finishers receive commemorative patches.

A multi-event trail day at Duman Lake County Park on October 3, 2026 featuring a marathon, 15 mile race, several 5k options including an AWD division, a novelty 0.0k, and a casual 26.2 mile group bike ride.

A 5K fall trail run and walk at Ryan Park in North Kingstown on October 3, 2026, benefiting the North Kingstown Firefighters Association. Registrations before September 14 include a race day t shirt and top finishers receive medals.

Experience a community cross country race at the scenic Nicholls Farm in Thibodaux. Run a 3200m grass course alongside student athletes and enjoy post race awards and festivities at the Nicholls XC Invitational.

A 9.1 mile loop from the Mt Baldy ski area to the 10,064 ft summit of Mt San Antonio via exposed ridgeline and technical alpine trails, then back to the parking lot. The race is capped at 500 runners.

A canicross and trail event on October 3, 2026 in Gordonsville, VA offering competitive 10K and 5K races, a 1.25 mile sprint, a casual dog friendly 5K, and a virtual 5K, with technical trails, three water stations, and a Finisher's Festival..

Autumn Leaf Run is a 5K trail event at Oakdale Nature Preserve in Freeport on 10/03/2026. The looped course crosses prairies, creek and wooded trails and raises funds for park improvements through the Freeport Parks Foundation.

Run the historic Colonel Robert Sink Trail on Currahee Mountain. This event features unpaved uphill courses through the training grounds of WWII paratroopers with options for a 5K walk/run or a 10K mountain run.

Test your stamina in Dayton at this 12 hour endurance event. Run or ruck across a flat 2.7 mile loop consisting of grass and trail double track to earn your finisher medal.

Experience the wooded trails of North Ottawa Dunes in this community trail run featuring 10K and 5K courses. Finishers receive a unique locally grown pumpkin medal to support local charitable organizations.