Trail Running Calendar United States 2026-2027

A 10K-range trail stage at Wyandotte County Lake Park, part of the Tour De Trail series, with cupless water-only aid, a portion of entry fees donated to Urban Trail Co, marked single-track courses, and awards for finishers.

A 50 mile loop in the Wasatch Mountains above Provo, Utah, featuring about 10,000 feet of elevation gain and five major climbs. The course mixes singletrack, dirt roads and some pavement with high country and variable snow.

Trail marathon and half marathon in Boise on the Ridge to Rivers Trail System with single-track and dirt road sections, big climbs, and aid stations. A $100 prize awaits the first man and woman up the Hard Guy climb.

A six hour trail run at Ansonia Nature Center on June 13, 2026, run as counterclockwise loops of about 1.9 miles on moderately technical singletrack with roughly 170 feet of gain per loop. Entry is limited to 69 runners.

Trail 5K and 10K on the Tour De Wolf Trails in Shelby Farms Park near Cordova TN, mostly single track with a few hills. The cupless race has water stations, chip timing, finishers medals, and age group awards.

A community 5K in Ebensburg on June 13, 2026, featuring an in-person 5K, a Kids Fun Run, and a virtual shirt option. The course runs along the Ghost Town Trail and all proceeds support local youth and fire service projects.

A 5K at Robinson Preserve in Bradenton on June 13, 2026, offering participant t-shirts, snacks and post-race hotdogs, age-group awards for male and female finishers, and a guided pre-race stretch session.

Explore the hill towns of western Massachusetts on a mix of trails and dirt roads. Choose from a 50k, 30k, or 10k distance, with all proceeds supporting the Franklin Land Trust's conservation efforts at the scenic Edge Hill Conservation Are..

The Pena Passage offers trail races through the scenic Lagoon Valley Park. Choose from a challenging 30K with technical trails or shorter 5K and 10K routes. The event includes aid stations and a partnership supporting mental health awarenes..

Event Overview The Fauquier Education Farm 5K and Fun Run is a fundraising event for the Fauquier Education Farm, a 501(c)(3) organization. The organization's mission is to advance agriculture through education and best practice farming. It..

A trail running event at Mansfield Hollow State Park offering a 15.7 mile out-and-back on the Nipmuck Trail and a new 5K course entirely inside the park. Proceeds support Connecticut trail stewardship groups.

The Tahoe 100K is a high-altitude ultramarathon through the Sierra Nevada. Runners face over 11,000 feet of climbing on singletrack trails, reaching nearly 10,000 feet above sea level. This 100-kilometer journey passes by the scenic Star La..

Runners can choose between a half marathon or a 10k starting from the Lolo Pass Visitor's Center on the Montana-Idaho border. The scenic gravel road courses pass through meadows and forests. A post-race BBQ and finisher medals are included.

Run through scenic trails at the Old Zoo Half Marathon. Choose from a relatively flat half marathon or 12K course, starting and finishing at the historic Old Los Angeles Zoo. All finishers receive a custom elephant-themed medal.

Join the 24th Dewey Beach Patrol 5K on June 14, 2026 for a scenic run along the bay that supports the Dewey Beach Patrol. Chip timing, age group awards, and a festive post race party with food and beer make it a must for local runners.

On June 14, 2026 in Colorado Springs, the Garden of the Gods event offers a 10 Mile, 10K and a trail run through 300-foot sandstone formations around Balanced Rock. Registration opens March 1, 2026.

A seven-race trail series in Oconomowoc from April to October 2026 offering 5K, 10K, half-marathon, walking and ruck options, cupless events, age-group scoring and finisher Woodles.

A 5k run and 5k walk in Marienville on June 14, 2026, staged from the Bike/walk trailhead. T-shirts are guaranteed for signups by May 31, 2026 and the course is described as flat and fast.

Trail runs at Waverly Park in Louisville from June 14 to June 28, 2026, include a 6 mile and a half marathon with in person and virtual options. Finish three series races to earn a cryptid medal and survivor shirt.

A chip timed 5k at Mackinaw Valley Vineyard and Winery on June 14, 2026 featuring a two lap cross country style course, race swag and a wine pour, with age group awards and a virtual participation option.