Trail Running calendar near Island Park 2025-2026

We have found 11 Trailruns within 80 miles of Island Park. See below where and when you can find the races.

The Wrun for Wray Targhee Hillclimb is a challenging running event taking place in Alta, Wyoming, on June 28, 2025. Participants will tackle a 4.2-mile course with a significant elevation gain of 2,200 feet, aiming to reach the summit of Fred's Mountain. This event not only promotes physical fitness..

The Yellowstone Trail Race, scheduled for June 28, 2025, offers a thrilling trail running experience just outside Yellowstone National Park. Participants can choose from three race distances: 50K, 25K, and 10K, all set against the stunning backdrop of the Custer Gallatin National Forest. The event i..

July 2025

The Grand Targhee Wildflower Run is a multi-day trail running event held in July 2025 at Grand Targhee Resort in Wyoming. It features four races: a 50K ultra marathon on July 5th, and on July 6th, a half marathon, a 10K, and a kids' 1K race. The 50K course traverses scenic high-elevation ridgelines..

The Teton Mountaineering Cache Creek Trail Run is a celebrated annual event taking place in Jackson, Wyoming, on July 6, 2025. This year marks the 45th edition of the race, featuring an 18K trail run, an 18K trail hike, and a virtual run option for participants who prefer to complete the course at t..

The Teton Mountain Runs is an exhilarating trail running event held at the Jackson Hole Mountain Resort, featuring three race distances: the Cody Peak 50K, Cirque 30K, and Wild 15K. Scheduled for July 12-13, 2025, participants will experience breathtaking views of the Grand Teton and the surrounding..

The Yellowstone Trail Race is an exciting trail running event set to take place in West Yellowstone, Montana, on July 26, 2025. Participants can choose from three race distances: a 50K, 25K, and 10K, all of which offer stunning views of the surrounding Custer Gallatin National Forest. The race begin..

August 2025

The Farm Life 5k Trail Run is a fun and engaging event taking place at the Bonneville County Fair in Idaho Falls. Participants will enjoy a scenic course that winds through corrals, horse barns, and fields. The event features a 5k Fun Run and a free Grit League Obstacle Course for kids.All finishers..

The Harriman 25K/50K Trail Run, held annually at Harriman State Park near Island Park, Idaho, offers a scenic and well-curated trail running experience. The event features three distances: an 8.1-mile race, a 25K, and a 50K (two laps of the 25K course). Runners enjoy beautiful single-track trails th..

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 route features stunning views of the Grand Teton a..

September 2025

The Rut Mountain Runs is a three-day mountain running event taking place in Big Sky, Montana, from September 12 to 14, 2025. The event features a variety of races, including the Lone Peak Vertical Kilometer, a Trifecta (50K, 28K, VK), and distances ranging from 50K to a Kids 1K Runt Run. This celebr..

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December 2025

The Dizzy Horse Backyard Ultra is a unique ultramarathon event where participants run a 4.167-mile loop every hour until they can no longer continue. Set in a winter desert landscape, the race fosters a fun and social atmosphere among runners. The competition continues until only one runner remains,..