Chicago Marathon 2025 Registration Cost. 13, 2025, applicants can sign up on the marathon’s site by 2 p.m. In 2025, registration fees for the chicago marathon were $240 for u.s.
In 2025, registration fees for the chicago marathon were $240 for u.s. The 2025 bank of america chicago marathon, a member of the abbott world marathon majors, will start and finish in grant park beginning at 7:30 a.m.
