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Chicago 11 Hour Endurance Run

Willow Springs, United States • 17 May 2025

The Chicago Yeti 7-11 Hour Endurance Run is a unique trail race held at Wolf Road Woods in Willow Springs, Illinois. Participants can choose between a 7-hour or 11-hour event, running multiple loops of a 4-mile course through forests and historic preserves. The race features a lively aid station with gourmet snacks like hot dogs, honey buns, and chips, and emphasizes camaraderie and fun. The course offers scenic views, quick runnable sections, and special Chicago touches such as historic sites. Organized by Yeti Trail Runners, the event promotes inclusivity and community, making it a memorable celebration of endurance and trail running culture. Visit the organization's website for the most recent information.

United States Illinois Willow Springs

Race information

Website Registration
11 hr
11-Hour Endurance Run
7 hr
7-Hour Endurance Run
Visit the organization's website for the most recent information.
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