Trail Running Calendar United States 2026-2027

Trail races of 10K, half marathon and 30K run through redwoods near Felton, CA, on varied single track and fire road with river crossings, marked courses, aid stations, chip timing, and a cupless hydration policy.

A day of looped trail events at Comlara near Hudson, IL, with timed options from one hour to twelve hours, a relay race, and an open course option. Runners complete roughly four mile loops and must return each hour to continue.

A mountain trail race near Kamas, Utah using a 13 mile loop once for a half or twice for a Marathon+. The course includes ridges, pines and lakes, with up to 3,600 feet of climbing and multiple staffed aid stations.

A map-based 5K and 10K in San Francisco where teams navigate checkpoints and answer multiple-choice questions, followed by refreshments at the finish.

Dog Days ULTRA in Missoula, Montana runs August 22-23, 2026 and features timed solo events plus a 24 hour relay. Registration runs March 9 to July 9, with fees listed per event.

A 4 mile open time trial on the single track trails of Schenectady Central Park with individually timed laps. All proceeds go to Hive of Hope, a community organization supporting recovery through connection and movement.

A 13.7 mile trail race from Stinson Beach to Mill Valley and back on the Dipsea Trail. The annual handicapped event uses adjusted start waves and time cutoffs; 2026 marks the 56th running.

A 12 hour trail event at Saunder Springs Nature Preserve in Radcliff, Kentucky, offering solo, two person, and four person team options on a loop course that mixes technical and runnable trail with waterfalls and creekside sections.

Experience the beauty of Jenkinson Lake at Sly Park Recreation Area with trail distances ranging from a 5K to a 50K ultra marathon through scenic pine forests and rolling single track.

Trail runs over Vineyard Hill and through Bradley Palmer State Park offering 5K and 10K courses with one Start/Finish aid station, local prizes, and chip timing as part of the North Shore Trail Series.

An evening running event in Westerville with a 5K, 1 Mile, and Family Fun Run that raises funds for Westerville Education Challenge and highlights mental health resources and remembrance.

Trail races at Green Lakes State Park in Fayetteville NY including 100K, 50K, 25K and a 12 hour timed loop. Mixed singletrack, meadow sections called the Serengeti, shaded lake trails and stocked aid stations on marked loops.

Trail races at Curt Gowdy State Park near Cheyenne, Wyoming, across granite boulders, pine forests and open meadows. Distances include a 4 mile and an 8 mile, with a half marathon planned for 2027; the event is cupless with aid stations.

Free trail races at Valley Falls State Park on August 22, 2026 offering multiple distances, a single aid station by the parking area, available race shirts, and small finisher giveaways.

World Relief Durham's third Run for Refugees 5K is on August 22, 2026 at Miracle Park in Durham. Paid entries include a shirt and professional timing, and children age 5 and under may participate free with an adult.

A club-run trail event at Vogel State Park on August 22, 2026, featuring a 50 Miler and a Marathon. Participation requires H9 trail club membership and entry fees cover medals, a t-shirt, site rental, and food.

Trail races at Camden State Park offer 3, 7 and 10 mile courses through a river valley, bluff and prairie with varied footing, parking and park camp facilities; the event is part of a multi-race points series with age divisions.

A seventh annual 5K trail run in Wellsboro, PA supporting Heart of Tioga Pregnancy and Parenting Support. Online registration is available through Aug 20 with fees from $25 per person and higher day of registration fees.

Join the PRHS XC Alumni Race in Minot for a 5K trail run and kids fun run. This community event features friendly competition between alumni and current students followed by a barbecue and kickball.

Experience a technical mountain race at Grandfather Mountain featuring fixed ropes and ladders. This 14 mile course climbs the highest peak in the Blue Ridge Range twice for a true Appalachian trail adventure.