Salt and Sulfur 420

AUG

5

2026

Salt and Sulfur 420 is a 420 mile ultra from Salt Lake City to West Yellowstone that challenges runners on road and dirt in a multiday endurance test. Entry is selective and proceeds benefit the Salt Lake City Women's Center.

Wed 5 Aug 2026

Salt Lake City, Utah

Registration Facebook

420 miles

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Event overview

Salt and Sulfur 420 is an ultra-distance running event held on August 5, 2026. The route covers 420 miles, starting in Salt Lake City, UT, and finishing in West Yellowstone. The event is listed as "Crewed, Screwed." Entry is selective and not all applicants will be accepted. All proceeds will be donated to the Women's Center in Salt Lake City.

Course and logistics

The course is primarily on paved road with about 50 miles of dirt surface. The listed start location is 1250 Atherton Dr, Salt Lake City. The organizer describes the event as a multi-day journey that involves sustained physical and mental demands. Registration closes on March 1, 2026. Visit the organization's website for the most recent information.

420 mi

Salt and Sulfur 420 Miles