Boston Marathon Qualifying Times Women 2025. The qualifying window for the 129th boston marathon, scheduled to take place on april 21, 2025, began on september 1, 2023. Check out our running total of 2025 boston qualifiers and comparison to last year's numbers or our 50 best.
This year’s qualified field includes 13,740. The qualifying period for the 2025 boston marathon was september 1, 2023 to september 13, 2024.