Trail Running calendar near Alta 2026-2027

A two-day trail weekend at Grand Targhee on July 4 to 5, 2026 with 50K, 22K, 10K and a 1K kids race; races are capped at 200, aid stations are stocked, and cash prizes are offered for top 50K finishers.

Experience trail running in the Bridger Teton National Forest with races ranging from 15K to 50K. Runners enjoy views of the Grand Teton and mountain wildflowers while spectators utilize local gondolas to follow the action.

Experience the Montana wilderness through a series of certified trail races in 2026. Choose from distances ranging from 5K to 50K with events held in West Yellowstone, Seeley Lake, and Butte.

A trail running event in West Yellowstone, MT on July 11, 2026, organized by Wolf Pack Adventures. Multiple distances from 5K to 50K are offered with published entry fees and online registration ending July 11, 2026.

An 18 km point to point trail run from Cache Creek to Game Creek in Bridger-Teton National Forest on July 25, 2026. The course is chip timed and offers an event shirt, finisher medal and limited shuttle support back to Snow King.

A 3 mile uphill race in Jackson, Wyoming that climbs 1,535 vertical feet from Phil Baux Park to the Gondola summit. Entry includes drop bag support, summit awards when weather allows, and a gondola ride down.

Trail races at Rendezvous Ski Trails near West Yellowstone offer marathon, half marathon, and 10K courses through Custer Gallatin National Forest. The event is chip timed, has marked courses and aid stations, and carries Forest Service auth..

Experience the rugged beauty of the Wyoming wilderness at El Vaquero Loco. Run through the western landscape on technical trails to support local high school athletic programs.

The Farm Life 5k Trail Run will take place in Idaho Falls on Saturday 1 August 2026. You can run 5 kilometers.

Annual nonprofit uphill race at Jackson Hole Mountain Resort that climbs about 6.1 miles and 4,100 feet to the Aerial Tram summit via the Wildflower and Cirque Trails. Proceeds support the trails division of Friends of Pathways.

A trail race at Harriman State Park, Island Park ID on August 15, 2026 with 1k, 10k, 25k and 50k options, scenic forest and meadow courses, a cupless policy and included post-race meal.

Trail races at Turpin Meadow Ranch in Jackson Hole on August 22, 2026 benefit the John Wayne Cancer Foundation. Distances include 30K, a half marathon and an 8K, with a shirt, finisher mug and podium prizes.

Trail races at Grand Targhee on August 29, 2026 cover 7.1 miles with 2,212 feet of vertical gain across Sport, Expert, and Pro divisions plus a volunteer category. Per race prizes and season points are awarded and the field is capped at 500..

A playful 5 km loop through Nature Park and Eagle Park where volunteers acting as zombies try to steal runners' flags. A separate 1 mile costume run has no zombies and suits participants who prefer a gentler experience.

A Halloween morning trail race in Swan Valley, Idaho offering a 50K with 6,000 ft gain and a half marathon with 2,700 ft gain. The course runs on Fall Creek Road near Rainbow Valley Ranch and is close to Idaho Falls.

Test your endurance in Idaho Falls at this winter backyard ultra. Complete 4.167 miles every hour on a varied terrain course until only one runner remains at the Bonneville County Exhibition Hall.