Trail Running calendar near Idaho Falls 2026-2027

Experience high elevation trail running at Grand Targhee with distances ranging from a kids loop to a 50K ultramarathon. Run through wildflower meadows and aspen glades with views of the Teton Range.

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.

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 trail race in Jackson, WY, that gains 1,535 feet from Phil Baux Park to the gondola summit; runners get a free ride down and should carry their own hydration. Entry is $40 and registration before July 19 secures a t-shirt.

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 last-person-standing race on a 1.1 mile loop in Inkom, Idaho featuring 240 ft of elevation per loop and rolling hills. Runners must complete each loop within a 20-minute interval until one runner remains.

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.

Over the Top Trail Race in Pocatello, ID offers 30K, half marathon, 10K and 5K on singletrack trails with scenic overlooks and rolling climbs. The event is organized by Pocatello Running Club and marks its tenth edition in 2027.