Who Won Boston Marathon 2025. Boston marathon qualifying times, registration, field size, live updates, runner tracker, road closures, and more info about the 2025 race at boston.com. The number of applicants is estimated based the number of finishers at the 2025 boston marathon matched to a qualifying performance from the 2022 berlin marathon.
Out of these, only 24,069 were. On monday, the registration period for the 2025 boston marathon begins.