2021 Updates | Boston Athletic Association
https://www.baa.org/2021-updatesRegistration for the in-person 2021 Boston Marathon is not first come, first-served and applications will be accepted until 5:00PM ET on April 23. Qualifying times will be verified and ranked by the B.A.A. based on the amount of time an athlete has run under their respective qualifying standard .
2021 Updates | Boston Athletic Association
www.baa.org › 2021-updatesRegistration for the in-person 2021 Boston Marathon is not first come, first-served and applications will be accepted until 5:00PM ET on April 23. Qualifying times will be verified and ranked by the B.A.A. based on the amount of time an athlete has run under their respective qualifying standard .