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Boston Half · Nov 9 2025

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COMPETITIVE RACES

The Races

The Boston Athletic Association hosts world-class running events that inspire participation and celebrate community year-round. From the historic Boston Marathon to the Boston Half, B.A.A. 10K, and Boston 5K, each race invites athletes of all levels to be part of Boston’s rich running tradition. Whether chasing a personal best, running for charity, or experiencing the thrill of Boston’s streets, each race offers a uniquely Boston experience.

The Boston Marathon

Presented by Bank of America

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Boston Half

Presented by Dana-Farber Cancer Institute and the Jimmy Fund

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Boston 10K logo

Boston 10K

Presented by Brigham and Women's Health

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Community Calendar

The Boston Athletic Association offers year-round community programming that brings people together through running and fitness. From free group runs and youth initiatives to seasonal events and training opportunities, the B.A.A. creates welcoming spaces for all ages and abilities to stay active, connect with others, and celebrate the joy of movement across Greater Boston.

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