Trail Running Calendar United States 2026-2027

A looped mountain event on July 25, 2026 at Mount Tammany, New Jersey, featuring 3.5 mile loops with 1,220 ft gain per loop and two X Series divisions, including a Heavy division with escalating weight across loops.

The Snake 10 Mile Trail Race is an annual trail run at Clinton Lake in Lawrence, Kansas, winding through old growth forest and rugged trails, with a midway aid station and a post race watermelon feast.

A 3.8 mile run or hike to the Big Mountain summit with 2,200 feet of climb in Whitefish, MT. Race awards include adult and junior winners, fastest leashed dog categories, and proceeds benefit the Glacier Nordic Ski Team.

Run a historic four mile out and back trail in Valdez Alaska. This exclusive event is limited to forty participants and follows the original 1898 route used by gold seekers and the US Army.

Trail running at Calero County Park with multiple distances across single track and dirt paths, significant climbs, aid stations and free parking at the park.

Trail runs of 5K and 10K through pine forest and creek ridges in Whitehall, Michigan on July 25, 2026. The event includes a free kids run, award categories, a discounted pancake breakfast and festival activities.

A trail ultramarathon near Greenwater, WA with 50M, 50K and 25K options on mostly single track. Routes start and finish at Ranger Creek Campground with significant elevation gain and multiple aid stations.

A set of 5K trail run and virtual options at Stowe Mountain Resort on July 25, 2026. Registration includes a food and beverage ticket and proceeds support the EpicPromise nonprofit.

An open 4.4 mile event along the Swan River in Bigfork, Montana, with start and finish at Lake Baked. Proceeds support a TFC campaign offering retreats and education in cold plunging and heat therapy for people with TBI and PTSD.

A third annual cross country event in Warwick, NY on July 25, 2026, featuring a mass-start 5k and a non-timed 400 m Kids Dash with finishers ribbons.

Run For Dreams in Shelbyville offers 12 hour, 6 hour and 3 hour individual timed races plus a 6 hour team relay to benefit The Dream Factory. The course is a two mile cross country loop at Red Orchard Park and food will be available.

Trail races at Tomaha Trail in Hisega, South Dakota on July 25, 2026. Distances include a half marathon, a 30k with notable elevation gain, and an out and back 10k.

A 10 mile trail race at Staunton State Park on July 25, 2026 with no aid stations on course, a cup free policy, and on site vendor tents and recreational activities for spectators.

A beach-based running event on July 25, 2026 at the Windjammer in Isle of Palms offering timed 5K and 10K races, a 5K walk, and youth fun runs on a flat, hard-packed beach course.

Locust Shade 5k & 10k on July 25, 2026 at Locust Shade Park in Triangle VA offers shaded, scenic trail courses plus virtual options with medals and shirts. Walkers are welcome.

A community 5K run and walk at Riverbend Park in Findlay, open to all ages. Registration includes a T-shirt guarantee if completed by June 25 and tiered fees; timing is provided by Dave’s Running.

The 46th annual event is an 18K point to point trail through the Bridger-Teton National Forest from Snow King Resort to Game Creek. Chip timing, participant shirts and finisher medals are provided and a virtual option with mailed gear is av..

A loop-format trail event at John Bryan State Park featuring a 1.1 mile loop with options from a fun mile up to a 13.2 mile half marathon, with water stations and park restrooms on each loop.

A mountain fundraiser in Conifer, Colorado on July 25, 2026 featuring a 10K, a USATF certified 5K, and a 2 mile fun run, followed by a street festival with live music, vendors, and family activities.

A 5K trail race at McAlpine Park on July 25, 2026, run on the Larry McAfee XC course. Prizes go to overall and age group winners, and to the team with the most participants; registration runs April 30 to July 11, fee $40.