Tough Mudder Chicago 29 Aug 2026

Tough Mudder raced in Chicago, United States on Saturday, 29 August 2026. The Tough Mudder Chicago edition is over, but the format and the next dates are below. Tough Mudder is a team-first obstacle course event: a muddy 5K with 12 or more obstacles or a 15K with 20 or more, built around teamwork rather than finishing times. Signature obstacles include Arctic Enema, Mudderhorn and Electroshock Therapy.

Tough Mudder returns to Chicago: the next edition is on Saturday, 28 August 2027. Elsewhere on the Tough Mudder calendar: Tough Mudder Dubai (31 Oct 2026), Tough Mudder Melbourne (13 Feb 2027), and Tough Mudder Austin (27 Feb 2027). More fitness races in Chicago: HYROX Chicago (11 Feb 2027) and ATHX Chicago (11 Sept 2027).