Trail Running calendar near Irwin 2024-2025

The Dizzy Horse Backyard Ultra is a unique winter running event held in Idaho Falls, where participants run a 4.167-mile loop every hour until only one runner remains. This social and strategic ultramarathon takes place in a scenic course that includes a mix of terrain, such as grass, dirt, and hors..

Soup-In-The-Snow is an annual running event held on the first Saturday of February in Irwin, Idaho, organized by the Idaho Falls Trail Runners. Celebrating its 10th year in 2025, this 8.6-mile run takes participants through snowy trails, offering a challenging experience with approximately 1,000 fee..

The Spitfire Ultra Trail Challenge, previously known as the Menan Butte Trail Challenge, invites participants to test their endurance in a stunning geological landscape featuring diverse terrains such as sand, volcanic rock, and sagebrush. Set at the North Menan Butte, an extinct volcano formed by e..

Scout Mountain Ultras is an annual trail running event held in early June in Pocatello, Idaho. It offers a range of challenging distances, including 100 miles, 50 miles, 50 kilometers, and 23 miles, all set against the stunning backdrop of the Bannock and Pocatello mountain ranges. The event emphasi..

The Grand Targhee Wildflower Run is set to take place on July 5-6, 2025, featuring three exciting trail races: a 50K, a half marathon, and a 10K. Participants will experience the stunning landscapes of Targhee's renowned trails, with the 50K race offering challenging high-elevation ridgelines and br..

The Teton Mountain Runs is an exciting running event held at the Jackson Hole Mountain Resort, featuring three race distances: a 50K, 30K, and 15K. Participants can enjoy the stunning high alpine scenery while challenging themselves on the trails. The event is scheduled for July 12-13, 2025, and off..

The Wyoming Range 100-Mile Endurance Run is a challenging ultra-marathon set in the stunning landscapes of the Bridger-Teton National Forest. Scheduled for August 8-10, 2025, this point-to-point race covers approximately 105 miles with a significant elevation gain of 24,000 feet, reaching a maximum ..

The Cirque Series - Grand Targhee, WY is a thrilling mountain running event scheduled for August 30, 2025. Participants will tackle a challenging 7.1-mile course with an elevation gain of 2,212 feet, starting at the base of Grand Targhee Resort. The race features stunning views of the Grand Teton an..