The Yeti 100 Mile Endurance Run - Washington

The Yeti 100 Mile Endurance Run in Washington is a challenging ultra-running event held at the Hyak Trailhead along the Palouse to Cascades Trail. Offering 100-mile, 100K, and 50-mile distances, the race features a runner-friendly out-and-back course with a total elevation gain of 4,000 feet and a maximum grade of 5%, mostly on crushed limestone surfaces. Highlights include dramatic scree fields, serene valley views, and the iconic 2.3-mile Snoqualmie Tunnel.

With a generous 30-hour cutoff and an 85% finish rate, the event combines East Coast ultra-running spirit with the stunning Pacific Northwest landscape, emphasizing community, support, and trail magic. Visit the organization's website for the most recent information.