The Yeti 100 Mile Endurance Run - Washington

The Yeti 100 Mile Endurance Run in Washington is a premier ultramarathon held annually at the Hyak Trailhead on 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%, primarily 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 charm with Pacific Northwest scenery, emphasizing community, support, and trail magic for all participants. Visit the organization's website for the most recent information.