Trail Running Calendar United States 2026-2027

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.

A multi-day timed running event on a 1.5 mile loop around an organic vegetable farm near Lennox, SD. Durations range from three hours to 48 hours and the course includes a staffed aid station and camping for crews.

A trail event at Hemlock Nature Preserve on September 4, 2026, featuring a 7-mile course and a 1-mile option, a knee-high river crossing, live German music, a biergarten, chip timing, and awards. A portion of proceeds supports Bike Clevelan..

A nighttime trail event in Cameron Park, Waco offering 5K, 10K, 15K, half marathon and a 10K ruck on dirt and rocky single track. The 15K loop shows about 1300 ft elevation gain and the race is part of the Texas Summer Night Series.

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.

A multi-day ultrarunning festival at a private farm near Bonney Lake, WA, built around a looped 3.1 mile course with a single central aid station and free camping. Events range from 6 hours to a 200 mile race with centralized crew access.

Opening Night 2026 at Morven Park in Leesburg, VA opens the cross country season with races for middle and high school divisions, a spectator friendly course, music and food. Course updates and awards info will be announced in May 2026.

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.

A multi-distance trail event at Sand Ridge State Forest offering 200K, 150K, 100K, 50K and a 10K option, included camping, on-course upgrades, and awards ranging from challenge coins to collectible buckles and framed maps.

A technical trail event at Franklin Creek State Natural Area offering 5K and 10K courses with multiple creek crossings and forested, hilly terrain. Proceeds benefit the Franklin Creek Conservation Association.

Trail races at the 1600-acre Six-O Ranch in Cleburne, Texas offering 50K, marathon, half marathon and 6-mile courses across single track, dirt roads and open fields. Primitive Friday night camping and paid parking onsite.

A 40 mile point to point mountain ultramarathon from Crested Butte to Aspen across the Elk Mountains with over 6,000 feet of climb, organized as a fundraiser for Crested Butte Nordic and requiring specific backcountry gear.

A mountain trail race at Arapahoe Basin on September 5, 2026 covering 9.4 miles and 2,211 ft of vertical. The marked course uses established trails in White River National Forest and finishes in Mountain Goat Plaza with live music and food.

Test your endurance at Pineland Farms in Maine with this backyard ultra trail race. Run a 4.2 mile loop through pristine wooded trails and see how many laps you can complete in this last person standing format.

An alpine trail race in Taos Ski Valley offering two half marathons, a full marathon with more than 7,000 feet of climbing to Kachina and Fraser Peaks, and a new 10K that gains about 2,000 feet on mixed road and singletrack.

Experience a scenic 3.3 mile trail run or hike through the Oswegatchie Hills Nature Preserve. Support local land conservation while enjoying a timed course around Clark Pond followed by an awards ceremony with refreshments.

Trail Animals Running Club hosts a multi distance trail event at Great Brook Farm State Park on September 5, 2026. Looped 10K and 10 mile courses cover distances from 10K to 50 miles, plus a youth fun run and a Yeti Mischief Mile.