ARE YOU READY TO RACE?

NEXT RACE:

2025 Boston Half presented by Dana-Farber Cancer Institute and the Jimmy Fund

LAST RACE:

2025 Boston 10K™ presented by Brigham and Women's Hospital

 

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boston marathon

The Boston Marathon is the world's oldest annual marathon. The B.A.A. manages this American classic.

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Boston 5K

The 2025 Boston 5K presented by Harvard Pilgrim Health Care will take place on Saturday, April 19, 2025.

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BOSTON 10K

The 2025 Boston 10K™ presented by Brigham and Women's Hospital took place in June.

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Boston Half

The 2025 Boston Half presented by Dana-Farber Cancer Institute and the Jimmy Fund will take place in November 2025.

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B.A.A. Distance Medley

The B.A.A. Distance Medley is a three-race series which combines the Boston 5K, 10K, and Half.

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B.A.A. Invitational Mile

Top scholastic boys and girls, as well as a field of professional male and female milers, compete in the annual B.A.A. Invitational Mile.

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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.

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training clinics

The B.A.A. hosts training clinics for all levels. The free clinics are open to registered entrants of races and their guests.

get training

youth programs

Through B.A.A.'s commitment to the local running community, nearly 35,000 Boston-area youth have experienced B.A.A. programs.

Get Involved

about the b.a.a.

Boston Athletic Association, established in 1887, is a non-profit organization with a mission of promoting a healthy lifestyle through sports, especially running.

b.a.a. history

in the news

From race registration to race results, keep up to date with the latest news and events from the Boston Marathon.

News and Events