Trail Running Calendar United States 2026-2027

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 running event at Charlestown Park offering a five person relay and a solo ultra challenge on a roughly 2.2 mile loop. Teams and solo runners compete to cover the greatest distance with cash awards for top finishers.

A multi-sport relay event at Kroger Field in Lexington that raises funds through TeamRaising and donations to help cancer patients with needs such as gas, hotels, and meals.

A 100-minute looped running event at Williams Park in Gibsonburg where laps are recorded on a 0.9 mile loop. Entry is $25 and proceeds support a local foundation; all finishers receive awards and post-run food is provided.

The JBLM Down and Dirty Trail Run will take place in Joint Base Lewis-McChord on Saturday 18 July 2026. You can run 3 miles.

A 12 hour trail event in Lawrence Woods, Medford, MA where runners complete laps on an about five mile loop. The course has minimal aid and space for participants to set up a personal spot near the woodland start and finish.

A free one-day trail event on 07/18/2026 at Sweet Pine near Browning, MT, featuring 10K, 5K and 1-mile races with registration open 2026-06-14 to 2026-07-18; some races list an 8-year minimum age.

A midsummer trail event at Crescent Hill at Hitchcock offering a 3.1 mile 5K and a 2.2 mile nature hike, a Christmas in July costume theme, eco friendly medals, and proceeds to support a terrain park tow rope and four season recreation.

A community fun run at Lubbock Lake Landmark with 5K and 3K options on a caliche gravel trail through Yellow House Draw. Drinks provided and registrants receive a free event t-shirt.

A community trail event at Ranch Camp with organized 5k and 10k courses, water stations, medical support, sliding-scale registration, and post-race tie-dye and crafts for finishers.

A night trail event at Tyler State Park offering distances from 5K to 50K plus a 13K ruck, run on rooty singletrack with required headlamp and a 9-hour cutoff.

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.

Cliff Runner 10K on July 19, 2026 in Sherwood, WI is a 10K trail run on mostly single track with rocks, roots, boulders and over 500 feet of elevation gain. Registration includes a T shirt and finisher medal and a share of proceeds supports..

High-elevation trail races in Silverton, Colorado offering a 12 mile summit route with a final 300 foot scramble and an 11 km out and back to Deer Park, on jeep roads with aid stations and cupless refills.

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.