Boston Marathon Qualifying 2025. For the 2025 boston marathon, the qualifying window began on september 1, 2023 and was open through september 13, 2024. Top boston qualifiers, race details, elevation profiles, fastest marathons, race comparison tools, time conversions, and more.
Find detailed race information including course difficulty, average temperatures,. Boston—the boston athletic association (b.a.a.) today began notifying qualified applicants of their acceptance into the 129th boston marathon presented by bank of america.