Chicago Marathon 2025 Registration Process. Registration for the 2025 event is now open. Individuals who sign up through tuesday, october 22, 2024, have access to a special $102 entry fee in celebration of the bank.
Group or virtual marathon training with either chicago area runners’ association (cara) or chicago endurance sports (ces) registration for marathon training will open in march 2025 Applications for the 47th annual bank of america chicago marathon can be accepted beginning at 10 a.m.