Trail Running Calendar United States 2026-2027

A team-based trail relay in Saint Louis covering 82 miles, offered in six-person and three-person formats with staffed transition zones, on-course support, and post-race refreshments.

Join the 10th annual Quota of Indiana 5K in person on the Hoodlebug Trail or participate virtually from any location to support local scholarships and community services.

The Spring R & R will take place in Metamora on Saturday 6 June 2026. You can run between 5 and 57 kilometers.

The Coolest 10km Trail Run is set for June 6, 2026 in Cool, CA. Participants will run a 10km course on the scenic Olmsted Loop Trail.

Run a flat, out-and-back course on the scenic Holliston Rail Trail. This event offers a 5K and a 10K for adults, plus a fun run for kids with distances based on age. The community gathering point is Blair Square in Holliston.

Event Overview The SOWF Ultra is a 24-hour endurance event taking place in June 2026. The event is free to enter and supports the Special Operations Warrior Foundation, which provides educational and financial support to the children and sp..

Celebrate National Trails Day with a scenic 5K through the Trinity Falls community in McKinney. The family friendly event welcomes strollers and offers cash prizes for top finishers. Registration includes a chip timed race, t shirt, and fin..

Explore Kentucky's trails at the Big Turtle Trail Runs. This untimed event in Morehead offers a 50K and a 10 Miler route on the scenic Sheltowee Trace. Finish by the cutoff to earn your finisher medal.

The Levee Loop Trail Race 10K - Islip will take place in Islip on Saturday 6 June 2026. You can run between 5 and 10 kilometers.

The Half Ass 25k will take place in Newville on Saturday 6 June 2026. You can run between 15 and 25 kilometers.

Tackle the rugged trails of the Beaumont Reservation at the Baby Shippey. This cupless event features a challenging Half Marathon and 10K course with steep climbs, rocky terrain, and primitive paths. Test your mettle on Missouri's demanding..

A mountain running challenge in Roxbury, NY, featuring a tough 6.5-mile race and a shorter 5k option. Both courses traverse the ski slopes and trails of Plattekill Mountain. Awards are given for top finishers in each race.

Celebrate community superheroes at Seneca Park with a 5K run or a one mile stroll. This family friendly event supports hearing health and developmental services for all ages and abilities.

Event Details The Mt. Ashland Hill Climb is a running, hiking, and mountain biking event in Ashland, Oregon. The main running distance is a 13.3 mile course. It starts in Lithia Park and climbs to the summit of Mt. Ashland, gaining approxim..

Run the trails at Devil's Backbone Open Space in this classic 10k+ loop course. The event features old-school stick timing and finishes with an awards ceremony at a local brewery. This race series will conclude after the 2028 edition.

Explore the trails of iconic Griffith Park in this event featuring a team marathon relay and an 8K. Run past landmarks like the Hollywood Sign and the old LA Zoo. All finishers get a medal, and the relay includes team prizes.

A trail event in Castro Valley on June 7, 2026 offering a chip timed half marathon and 5K with on-course water, first aid support, guaranteed t-shirts for early registrants, and age division awards.

Run through historic train tunnels and towering forests on the scenic Route of the Hiawatha in Montana. This event offers trail distances from 10K to 50K along a beautiful mountain course.

Event Format The Taskinas Creek Half Marathon for 2026 is described as a "no frills" or "Hike-a-Half" event. The organizer's stated goal is to be inclusive rather than competitive, with the aim of keeping entry fees low...

Storm the Woods offers four trail race distances at Chester Woods, from a 5K to a 50K ultramarathon. The event is organized by a non-profit focused on youth mental health awareness. Runners can choose between loops for the longer distances.