Salt and Sulfur 420
Salt Lake City, United States • 5 Aug 2026
Salt and Sulfur 420 - August 5, 2026
Salt and Sulfur 420 is a crewed running event held on August 5, 2026. The route covers 420 miles and begins in Salt Lake City, Utah, with a finish in West Yellowstone.
The course is primarily on paved road with roughly 50 miles of dirt surface. The event is presented as a multi-day journey focused on outdoor experience and personal reflection. Entry is selective and not all applicants will be accepted.
All proceeds from the event are designated for the Women's Center in Salt Lake City. Registration for this edition closed on March 1, 2026.
The event description emphasizes extended time on the route and the psychological demands of multi-day journey running rather than single-day racing. Support is provided in a crewed format, which indicates participants are accompanied by support crews during the route. Visit the organization's website for the most recent information.