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Dark Divide Trail Races

Siler, United States • 5-7 Sep 2025

Dark Divide Trail Races take place near Randle, Washington, centered at the Cispus Learning Center in the Dark Divide Roadless Area of Gifford-Pinchot National Forest. The weekend offers 100 Miler, 100K (new in 2025), 50K, and 15 Mile distances, starting and finishing at the HQ. Runners traverse steep, technical trails through rugged, remote Cascades scenery, including sub-alpine ridges, wildflowers, waterfalls, and glacial views. New for 2025 are added amenities at the Cispus Learning Center (bunkhouses, showers, kitchen, parking) and a Hardrock 100 qualifier for the 100 Miler. Runners should expect a demanding, life‑altering North Cascades endurance adventure, with pacer and volunteer requirements. Visit the organization's website for the most recent information.

United States Washington Siler

Race information

Website Registration
100 mi
100 Miler
50 mi
50 Miler
50 km
50k
15 mi
15 Miler
Visit the organization's website for the most recent information.
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