Trail Running Calendar United States 2026-2027

A weekly trail running race at Catamount Outdoor Family Center in Williston, VT, offering 5 km and 2.5 km courses with adult and youth categories. Races run rain or shine and follow a clear thunder and bib policy.

Trail races through dense East Texas pine forest at Tyler State Park, offered in 5k, 10k, 25k and 50k. Single-track, technical trails are marked and supported by aid stations with refill service and basic first aid.

A low-key evening trail running series in Forest Park, organized as three Series of five races with courses around 4 to 7 miles. The Series includes standings, a post-Series awards gathering, and benefits the Forest Park Conservancy.

Multi-day ultrarunning event in Loveland, Colorado on a 2 mile loop with time-based options up to 100 hours and distance races to 200 miles. Continuous aid, chip timing, and camping are available.

A community 5K trail run and One Mile Move As You Please at Thorncroft Farm in Malvern on September 3, 2026. Cross-country courses include varied terrain and obstacles, with an after-party featuring live music and food trucks and proceeds s..

Experience a unique multi day ultramarathon where your age determines your clock. Run as many miles as possible on a one mile loop in a community focused event that celebrates veteran athletes and long distance legends.

A weekly fall trail running and walking series at Great Glen Trails in Gorham, NH from Sep 3 to Oct 8, 2026. Choose from 5 km, 3 km or 1.5 km courses; dogs on leash are welcome and one-time entries are available on-site.

A multi-distance trail weekend in early September 2026 through the Dark Divide Roadless Area in the Washington Cascades, featuring a 100 Mile race with a 48 hour cutoff, a new point to point 100K, a 50K and a 14 Mile Fun Run.

Test your limits at Decker Farm with a grueling combination of military boot camp and farm chores. Choose between 4, 12, or 36 hour endurance challenges featuring heavy carries and undisclosed physical tasks.

Timed loop races on a 1.5 mile course around an organic vegetable farm near Lennox, SD. Multiple durations are offered with on-course aid, flush toilets, and on-site camping for crews.

A festival-style trail event at Hemlock Creek Picnic Area with run, ruck and 1-mile options, a river crossing on the longer route, live German music and a biergarten. A portion of proceeds benefits Bike Cleveland.

Nighttime trail event in Cameron Park Waco TX offering 5K, 10K, 15K, and half marathon races plus a 10K ruck. Dirt and rocky single track with hilly terrain, marked aid stations, and series collectible finishers gear.

A trail race around Boardman Lake in Traverse City offering 4 miles, 8 miles, and a two person relay on mostly paved trails with some boardwalks and bridges. All finishers receive a technical running cap and a bowl from Playa Bowls.

Run through the night on the flat Bonneville Salt Flats in this unique dusk to dawn event. Compete as an individual or in a relay team to cover as many miles as possible under the stars.

Multi-distance ultrarunning festival at Kearin Family Farm in Bonney Lake, WA. Looped 3.1 mile course with one central aid station, free camping, and events from 6-hour competitions up to a 200-mile race.

Trials of Miles presents a cross country meet at Morven Park on September 4, 2026, featuring high school competitions and an open 5K for friends and family. The event includes a spectator friendly course with food trucks and music.

A two-day running weekend at Crystal Mountain in Thompsonville, MI on September 4 and 5, 2026, featuring a Friday night Legacy Art Park 5K and 5K, 10K, and half marathon options. Registration runs June 15 to August 23 with fees by distance.

A two-day trail race weekend at Crystal Mountain with Friday evening Legacy Art Park 5K and Saturday Dogman 5K, 10K, and half marathon. Registration runs June 15 to August 23 with fees listed per distance.

Run through the scenic gravel roads of Jump off Joe Mountain near Kennewick. Choose from marathon, half marathon, or 10k distances and enjoy summit views in this low key community event.

Participate in a meaningful multisport event in Alpena featuring half marathon and 5K runs alongside bike races and untimed tours. Support local healthcare and scholarships while exploring the trails and streets of Northeast Michigan.