Chicago Marathon 2025 Application Status. Runners who receive an entry through today’s drawing will join those who guaranteed. Bank of america chicago 13.1 the bank of america chicago 13.1 will take place on sunday, june 1, 2025.

The 2025 bank of america chicago marathon application officially opens on october 22, 2024, and closes on january 31, 2025, for guaranteed entries. The 47th running of the bank of america chicago marathon will take place on october 12, 2025.