Salt and Sulfur 420

Salt Lake City, United States • 7 Aug 2025

The Salt and Sulfur 420 is an ultra-distance running event covering 420 miles, starting in Salt Lake City, Utah, and concluding in West Yellowstone. Participants will experience a diverse terrain, including urban areas and scenic trails, showcasing the Wasatch range, Ogden Canyon, and Yellowstone. This event emphasizes mental resilience, as runners must navigate challenges without relying solely on local resources, making crew support optional. The race is designed for those seeking a unique and demanding experience, focusing on the mental aspects of endurance running. Registration is required, and acceptance is selective, ensuring a dedicated participant pool. Visit the organization's website for the most recent information.

Race information

420 mi
420m
Visit the organization's website for the most recent information.
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