High Five 100 - Lake City, CO
Lake City, United States • 7 Aug 2026
Event overview
The High Five 100 is a self-directed mountain challenge based in Lake City, Colorado. The event is listed as a 100 Miler and uses a network of 24 specified locations made up of proof points and checkpoints. The most practical route is estimated at 90–105 miles with over 40,000 ft of elevation gain and includes summiting five 14ers and six 13ers in the San Juan range. Registration opens on January 1, 2026.
Format and logistics
Runners must begin in Lake City, visit all points in order, and return to Lake City within a 48 hour cutoff to be recognized as a finisher. The checkpoints are the only places where crew support or a provided drop bag may be used. Proof point requirements and instructions are disclosed at a pre-challenge meeting the evening before the event. The organizers do not mark a course, do not provide aid stations, do not charge an entry fee, and do not award a medal for finishing. Participants are expected to follow wilderness regulations. Visit the organization's website for the most recent information.