Boston Qualifying Times 2025 Schedule. For the 2025 boston marathon, qualifying times must be run on or after friday, september 1, 2023. Qualifying races for the 2025 boston marathon.

The qualifying period for the 2025 boston marathon was september 1, 2023 to september 13, 2024. More details regarding the 2026 race registration will be released after the 2025 marathon.