Sisu 24 Ultra PNW

Enumclaw, United States • 28-29 Jun 2025

The SISU 24 Ultra PNW is an exciting endurance running event set in the stunning Cascade Mountains near Mount Rainier National Park. Participants can choose from a 24-hour solo or team adventure, or tackle a challenging 100-mile race. The event emphasizes self-reliance, with runners setting up their own base camps and selecting from multiple trails to maximize their points.

Unique side quests add an extra layer of fun and competition. The race fosters inclusivity, offering a non-binary category, and recognizes achievements with custom awards. This immersive experience promises adventure, camaraderie, and breathtaking scenery for all participants. Visit the organization's website for the most recent information.

Race information

24 hr
24 Hours - Team
24 hr
24hrs
100 mi
25000 m+
100 Miler
Visit the organization's website for the most recent information.
Trail runs nearby

The Loop the Lookout Trail Run, taking place at Pinnacle Peak Park in Enumclaw, WA, features a variety of race distances including 5k, 10k, and 15k, along with a free 0.8-mile kids' run. This event is part of the Goat Series, known for its challenging hilly courses, providing an excellent opportunit..

The Squak Mountain Trail Run is an exciting running event held at Squak Mountain State Park near Issaquah, Washington. Participants can choose from various distances, including a 12K, half marathon, and 50K, all featuring well-maintained trails and stunning views of the surrounding mountains. The ev..

The Mt Si Relay & Trail Runs is an exciting running event taking place on May 4, 2025, in Snoqualmie, WA. Participants can choose from various distances, including a 50-mile ultra, 50K, marathon, half marathon, and relay options. The course primarily follows the scenic Snoqualmie Valley Trail and Jo..

Tiger Claw is an exhilarating trail running event taking place in Issaquah, WA, featuring challenging courses that test the limits of even the most seasoned runners. Participants can choose from three different climbs and a common descent, with the option to complete the 50k or the more demanding 50..

The Cougar Mountain Trail Run Series, organized by the Seattle Running Club and Northwest Trail Runs, features a variety of trail running events in King County's Cougar Mountain Regional Wildland Park. Scheduled for May 10, 2025, participants can choose between a 5.1-mile and a 10.8-mile race. This..

The Freedom 50 is an ultramarathon event taking place in Puyallup, WA, featuring a scenic 50-mile course primarily on paved trails. Participants can challenge themselves in a supportive environment, whether aiming for their first ultramarathon finish or a personal record. The course includes minimal..