Trail Running Calendar United States 2026-2027

Experience the scenic HRCA Backcountry Wilderness Area with trail races for the whole family. Enjoy rolling hills and open views followed by a pancake breakfast and finisher medals for all participants in Littleton.

Experience a dog friendly trail race through the varied terrain of Caledon State Park. Run a 10K or 1 mile course with your leashed companion to support local natural resources and educational programming.

Experience the beauty of the Bradford Preserve and Woody Hill Management Area in Westerly. This fall trail event features 10K and 5K courses plus a free run for children aged 10 and under.

Above The Clouds Ultra in Woodland Park, CO features 50K and 10K courses through Lovell Gulch, Rampart Reservoir singletrack and forest roads with views of Pikes Peak. The route finishes at Woodland Park Middle School and is subject to Pike..

Shawnee Trail Runs near West Portsmouth, OH features 54 mile, 50K and 13.1 mile courses with substantial elevation gain and long remote sections. The 54 mile route includes a nine mile "Dark Side" through a hand maintained wilderness area.

A fall endurance event in Cohoes, NY offering 6 hour solo and relay, 3 hour and 1 hour timed formats, with buckles for solo runners over 26.2 miles, swag and finisher awards, and fundraising for Flutters of Hope Inc.

Trail races at Lake Bistineau State Park on a 10 mile loop offer 25K, 50M, 100K and 100M options with two aid stations, natural forest terrain, campsite lodging, event swag, and time cutoffs for each distance.

Enjoy scenic 5K and 10K trail runs or walk and hike options at Deam Lake in Borden Indiana on October 3, 2026. Expect rolling climbs, creek crossings, multi use trails and reusable cupless aid stations for a sustainable race.

Test your endurance at this 24 hour event featuring a scenic 3.1 mile loop through rolling hills and forest trails. Enjoy full support with an extensive aid station and on site camping while supporting the Lions Bear Lake Blind Camp.

Experience an alpine running adventure on Mount Bachelor with races ranging from a 2.3 mile hill dash to 24 hour endurance loops. Enjoy volcanic views and chairlift access at this unique Central Oregon trail festival.

Experience an off road trail race through the Coconino National Forest at high altitude. Choose from a marathon, half marathon, or 10k while supporting local college cross country programs in the Arizona Nordic Village.

Multi-distance weekend in Waynesville, Missouri with a half marathon, 10K and 5K along the Roubidoux, scenic views of Frog Rock and fall colors. A Frog Hill Challenge awards an extra medal for completing multiple races.

Experience a point to point trail marathon through the golden aspen forests of Western Colorado. Run or hike over technical mountain passes to support local youth outdoor scholarships in this scenic backcountry challenge.

Baker Lake 50k is a 50 km race by NW Endurance Events on Saturday October 3, 2026. Registration closes October 2; entry fee is $85 and shirts are offered for $25.

An inaugural Backyard ultra in Grand Valley, Colorado on October 3, 2026. Runners complete 4.17 miles each hour until one remains, with distance-specific buckles and awards for last male and female standing.

Experience an epic run across the iconic Royal Gorge Bridge in Canon City. Choose between scenic trail half marathons or family friendly road races while supporting a meaningful cause in one of Colorado’s most stunning landscapes.

Trail races on Emerald Mountain near Howelsen Hill offering a 12k about 7.75 miles and a 4 mile option over aspen-lined singletrack. Awards and series prizes are presented at Olympian Hall after the race.

Explore the scenic trails and steep hills of Mirror Lake State Park with several distances available. Finish your race with refreshments and s'mores around a campfire while supporting local park projects.

Experience night trail running on the rolling grassy hills of Lake Elmo Park Reserve. Choose between 5k and 10k races or a 6 hour endurance shuffle on lit ski trails.

Saddles 100 in Prescott, Arizona on October 3, 2026 features 100- and 50-mile trail loops plus a 6.66 mile fun run around Willow Lake. The 2026 course runs clockwise and the 50 mile route skips the dells section.