Chicago Marathon 2025 Application Fee. Believe it or not, the application period has begun for entry into the 2025 chicago marathon. The 2025 bank of america chicago marathon application officially opens on october 22, 2024, and closes on january 31, 2025, for guaranteed entries.
Bank of america employees can register and receive a guaranteed entry to the. In its 47th year, the marathon will take place on sunday, october 12, 2025.