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B.A.A. Half Marathon
125th Boston Marathon
The Boston Marathon is the world's oldest annual marathon. The B.A.A. manages this American classic, which is sponsored by John Hancock.
The 2021 B.A.A. 10K, presented by Brigham and Women's Hospital, was held virtually June 25-27!
B.A.A. Distance Medley
The B.A.A. Distance Medley is a three-race series which combines the B.A.A. 5K, the B.A.A. 10K, and the B.A.A. Half Marathon.
Mayor's Cup Cross Country
The Mayor’s Cup began in 1990 and the B.A.A., in partnership with adidas, has supported the event since 1997.
The B.A.A. hosts training clinics for all levels. The free clinics are open to registered entrants of races and their guests.
Through B.A.A.'s commitment to the local running community, nearly 35,000 Boston-area youth have experienced B.A.A. programs.
Boston Athletic Association, established in 1887, is a non-profit organization with a mission of promoting a healthy lifestyle through sports, especially running.
From race registration to race results, keep up to date with the latest news and events from the Boston Marathon.