Salt and Sulfur 420
Salt Lake City, United States • 5 Aug 2026
Salt and Sulfur 420
Salt and Sulfur 420 is a crewed long distance race that starts in Salt Lake City and finishes in West Yellowstone. The course covers 420 miles and follows primarily paved roads with about 50 miles on dirt. The route crosses varied landscape and requires sustained navigation and pacing over several days.
The event emphasizes endurance beyond physical performance. Organizers describe prolonged uncertainty and exhaustion during the run, with mental resilience and emotional processing becoming central aspects of the experience. Entry is selective and not everyone will be accepted.
The race is framed around adventure, connection to nature, and personal growth. All proceeds from the listed edition are donated to the Women's Center in Salt Lake City. Registration for this edition closed on March 1, 2026. Visit the organization's website for the most recent information.