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The Yeti 100 Mile Endurance Run - Washington

Snoqualmie Pass, United States • 27-28 Jun 2025

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.

United States Washington Snoqualmie Pass

Race information

Website Registration
100 mi
4000 m+
100 Miles
100 km
100k
50 mi
50 Miles
Visit the organization's website for the most recent information.
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