Trail Running Calendar United States 2026-2027

A free 32 hour ultramarathon at Pointe Mouillee State Game Area near South Rockwood MI, run on dikes and marsh trails with 8 mile, 4.6 mile, and 4 mile loops. Self supported with a 50 runner limit and vehicle access every 8 miles.

Late Night With Bear Creek is scheduled for August 7, 2026 at 101 Doe Mountain Lane in Pennsylvania, United States. The listing provides the event name, date, and venue address.

A mountain running event at Mt. La Crosse on August 7, 2026, featuring a 1200 m sprint, a 2 miles trail with 1000 feet vertical gain, a kids race for under 18s, and a ruck challenge with provided weights.

A remote mountain ultramarathon in Sumpter, Oregon offering 50 mile and 50K options along the Elkhorn ridgeline with high elevation, technical terrain, cupless support, mandatory safety gear, and specific entry requirements.

A one mile obstacle mud run with 16 obstacles, giant sprinklers and a lazy river at the Bennick Compound in Morganton, NC. The event focuses on mud and water course features within a short, obstacle centered layout.

A trail race on August 8, 2026, starting at Fairhaven Park and running into Larrabee State Park. Routes showcase forest, lakes, and narrow ridgelines with options of 12K, 25K and 50K and significant elevation gain.

A half marathon and a 50K on the Dahlgren Railroad Heritage Trail in King George, VA on August 8, 2026. Mostly flat rails to trails courses with time limits, finisher medals, apparel options and postrace food including free MooThru ice crea..

Trail races of 5k, 10k and half marathon on Frisco Peninsula trails with lake and mountain views, single-track sections, chip timing, aid stations, and post-race food and beer for participants 21 and older.

A trail race on August 8, 2026 in Paradise, Michigan offering 50K, 25K and 10K courses on the North Country Trail and along the Tahquamenon River, with regular aid stations and a finish festival.

Trail races at Butterfield Trailhead offer marathon and half marathon distances on single track trails with marked aid stations, free race photos, locally made medals, and a post-race breakfast.

A single-loop trail event in the La Sal Mountains offering 100 mile, 50 mile, and 50k distances. The 100 mile course averages over 8,700 ft elevation with roughly 25,000 feet of climbing and multiple staffed aid stations.

An hourly backyard ultra at Alum Creek State Park where runners repeat a 4.167 mile loop until only one completes an extra lap. Singletrack and grass ski paths include moderate climbs and may require headlamps for night loops.

Eastern States 100 is a 103 mile single loop ultramarathon circling the Pine Creek watershed in Pennsylvania's Wilds with over 20,000 feet of climbing. The event is organized by Eastern States Trail Endurance Alliance and slated for August..

A nighttime ultrarun and ruck in Spokane on a 1.56 mile dirt and wood chip loop, with timed run and ruck options plus a family Tiny Titans loop and a semi-stocked aid station featuring Tailwind and gels.

Haulin Aspen is an all-trail running event on August 8, 2026 near Bend, Oregon. It features a full marathon, half marathon, a 6.5 mile course, and a new three person marathon relay on forested single track.

Experience a technical seventeen mile trail run along the Hudson River cliffs with over five thousand feet of elevation change. High endurance is required for this rugged course featuring boulder scrambles and scenic river views.

Experience trail running near the Blue Ridge Mountains with 15K and 5K races at Table Rock State Park. Navigate creek crossings and climbs toward Pinnacle Mountain to earn finisher awards and enjoy mountain views.

The event is cancelled. It had been planned as a 10K ruck obstacle course at Pineland Farms in New Gloucester, Maine, featuring The Crucible with 20+ obstacles and prize rules requiring participants to ruck the full course with a pack.

Experience the Withlacoochee Forest after dark in this night trail race featuring 5, 10, and 20 mile distances. Navigate single track trails under the stars with glow stick markers and a post race picnic celebration.

Participate in a 5K or 10K trail and ruck run in Velpen to honor veterans and emergency personnel. Enjoy a professionally timed race at Cool Springs that supports local community safety and veteran awareness.