Chicago Half Marathon May 2025. 1 mile, 5k, 10k, half marathon and kid's dash. Choose from either the half marathon, 10k, or junior dash distances, each designed to help you celebrate spring along our scenic lakefront, with amazing views and refreshing lake breezes.
5k, 10k, half marathon, kid’s dash, volunteer and run, virtual run, and 1 mile. Gain an iconic chicago experience through the lens of our city’s most established half marathon.