Trail Running Calendar United States 2026-2027

The Webster Trail Classic is a scenic trail run through three distinct parks in Webster, NY. Runners can choose between a 10-mile or a 3.5-mile course, each offering varied terrain. A free kids fun run is also part of the event.

Trail ultraruns in the Pioneer Mountains of Central Idaho offering 100 mile, 60K and 30K distances over rugged terrain. The two day event is noted for scenic views, steep climbs and long descents.

A trail event in Downieville, California with 25K, 50K, and 100K options on mostly singletrack. Courses include multiple aid stations, substantial elevation gain, and specific equipment and pacer rules for the 100K.

A two-day trail running festival in Honeoye Falls offering ultramarathon distances, day and night 50K races, and team relays, with camping, aid stations, and proceeds benefiting the Blue Foundation.

Backyard Ultra in Concord, NC on July 25, 2026 with repeated 4.167 mile loops and an open ended format. Each loop must be completed within an hour and the last runner to finish a loop is declared the winner.

A trail ultramarathon in Colorado Springs with 20K, 30K, 50K and 50 mile options that start and finish at Bear Creek Regional Park. Courses use local granite trails, include high elevation sections, and operate cupless aid stations.

A remote 100 mile trail run in Idaho’s Pioneer Mountains with over 23,000 feet of climbing, 12 aid stations, spot tracking, and a 39-hour total cutoff. The 2026 edition has no qualifying requirement.

An outdoor obstacle race at Sunday River in Newry, Maine, featuring a **5K** course of mud, water, walls and woods, two new obstacles for 2026, a slopeside music event and a separate Mini Mountain kids race.

Experience a unique desert night run under the Full Buck Moon on a scenic looped course. Choose between distances ranging from 9 miles to a 50k ultramarathon through manzanita groves and single track trails.

A multi-distance endurance event in Cuyahoga Falls on July 25-26, 2026, featuring 100M, 50M, a marathon and an 8-person 100M relay on courses through Cuyahoga Valley National Park.

Trail races on Grand Island near Munising, Michigan, offer 50K, marathon and half marathon routes across singletrack, dirt roads and beach with sandstone cliffs and lake views. Courses have aid stations, required hydration, shuttle ferry lo..

Experience a scenic trail run along the Lake Allatoona shoreline at Red Top Mountain State Park. Choose between 3.1 or 8.85 mile courses featuring a mix of rolling hills and wooded single track paths.

Trail races in Red River, New Mexico on July 25, 2026 include a marathon, a heavy half, and The Face Challenge, all routed through Carson National Forest and the Enchanted Forest ski area with significant climbing.

A Last Man Standing style event in Corinth, VT honoring KIA Marines, with one-mile loops for runners and ruckers. Ruckers carry required pack weights and medals and timed awards are given based on completion and speed.

The Alden Run in Alden, Michigan features a 5K, 10K and a 2 Mile Fun Walk on mixed terrain and paved roads; the 5K and 10K are USATF sanctioned and proceeds support local schools and nonprofits.

Trail ultramarathon at Tickfaw State Park near Springfield, LA offering 50K and 50 mile distances. The route follows a 5 mile river loop with two aid stations and park lodging and camping options.

A multi-distance race festival in Wellsboro, PA on July 25, 2026 offering marathon, half marathon, 10K and 5K with a certified marathon course, participant t-shirt, medal and socks, plus live results and free finish line photos.

Trail races in Chatham NH across the Baldfaces with two options, **29KM** (two loops) and **14KM** (single loop); mountain exposure, mandatory gear, aid station for the long course, and a parking area on private property.

A 6.1 mile mountain trail race at Alyeska Resort on July 25, 2026, featuring 3,912 feet of vertical gain and a field capped at 600. The route climbs from the DayLodge to alpine ridgelines and returns via Max's Mountain trail.

A Backyard Ultra on July 25, 2026 at Mt. Van Hoevenberg in Lake Placid featuring repeated 4.167 mile (6.706 km) loops on wooded trails where runners are eliminated each hour. Entry was listed at $154.70 and the event is full with a waiting..