Go Run Chicago at Big Marsh

Go Run Chicago takes place at Big Marsh Park on Saturday, October 31, 2026, from 9:00 AM to 11:00 AM. This free community partnership between the Chicago Area Runners Association and the Chicago Park District encourages active lifestyles through running and volunteerism. Register in advance at www.GoRunChicago.org, with registration opening the Friday prior at 3:00 PM.