2025 Boston Marathon Registration Deadline. Boston—the boston athletic association (b.a.a.) today began notifying qualified applicants of their acceptance into the 129th boston marathon presented by bank of america. Therefore, any specific questions prospective runners may have about how to qualify for the 2025 boston marathon, register for the boston marathon 2025 race, and.

To perform well, make sure to be. The boston marathon registration window for the 2025 boston marathon opens on september 1, 2023, and closes on september 13, 2024.