Dirt Circus - Chicago

Dirt Circus Chicago is a one-day, free community trail-running festival in the Chicago area, organized by UltraSignup. The event blends a casual social run with a pop-up expo featuring local race directors, brands, shops, and coaches. Participants choose between two routes, approximately 4.5 miles or 7 miles, designed for runners of all levels.

The festival atmosphere includes on-site vendors, samples, a raffle, and post-run food and drinks, plus preordered exclusive Dirt Circus shirts. The cupless event offers water refills, and dogs are not allowed except service animals. Local partner: The Running Depot in Crystal Lake, IL.

Brand partners include Skratch Labs and Sidas. Visit the organization's website for the most recent information.