KEYS100 Ultramarathon

The KEYS100 Ultramarathon is a challenging 100-mile point-to-point race across the Florida Keys, starting in Key Largo and finishing at Higgs Beach in Key West. It offers individual and team relay options, including a 50-mile race from Marathon to Key West and a 50-kilometer race from Big Pine Key to Key West. Runners must be self-sufficient with support crews, as there are no aid stations on the course.

The race features staggered starts, race marshals, medical support, and timing stations. The scenic route showcases the tropical beauty of the Keys, ending with a festive finish line celebration. The event is known for its unique relay format and stunning island atmosphere. Visit the organization's website for the most recent information.