Best Boston Qualifying Marathons 2024. The qualifying window for the 129th boston marathon, scheduled to take place on april 21, 2025, began on september 1, 2023. View the percentage and number of boston qualifiers for all certified marathons in 2024.

With the exclusion of the olympics and various championship races, the boston marathon is the only marathon in the. Qualifying marathons for boston must meet the following criteria: