2025 Boston Marathon Date. The qualification window for the 2025 boston marathon began on september 1, 2023, and will close at 5 p.m. The 129th boston marathon will take place on monday, april 21, 2025.
The boston athletic association (baa) has announced the registration dates for the 2025 boston marathon. Managed by the boston athletic association (b.a.a.) the boston marathon is the worldโs oldest annual marathon, ranks as one of the worldโs most prestigious road racing events and is the only abbott world marathon majors.