Trail Running calendar near Jackson 2026-2027

Experience a unique trail race across dormant tuff volcanoes in Menan Idaho. With distances from 5k to 55k you can explore rugged calderas and enjoy views of the Tetons and Snake River.

A nonprofit, untimed 3 miles mud run in Jackson, Wyoming on April 18, 2026, organized by Community Entry Services. The event promotes playful participation, suggested donations, and offers a hot tub, snack and towel at the finish.

Experience world class ridgeline running at the Wildflower Run with four trail distances ranging from a kids 1K to a 50K ultra through fields of mountain wildflowers.

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 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.

A 105.7 mile point to point mountain ultramarathon in Bridger Teton National Forest with 24,000 feet of elevation gain and a 48 hour cutoff. The route runs north along the Wyoming Range then west into the Salt River Range and includes GPS f..

Trail races in Harriman State Park near Island Park, Idaho, offering distances from a 1k kids loop to a 50k two 25k-loop course, with aid stations, finishers medals and a post-race meal. Participation is limited to protect the park.

Experience high alpine mountain running at Grand Targhee with a 7.1 mile course featuring over 2,200 feet of vertical gain and summits reaching nearly 10,000 feet.

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.

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.