Boston Half Registration is Sold Out
Boston Half Registration Now Closed; Runners already registered for the Boston Half can register with Dana-Farber's charity team to support cancer care and research in Boston and around the world.
2025 BOSTON HALF
The 2025 Boston Half, presented by Dana-Farber Cancer Institute and the Jimmy Fund, takes place on Sunday, November 9, 2025.
youth
Youth Races give young and aspiring runners the chance to experience the fun and excitement.
Run For Dana Farber
Dana-Farber Cancer Institute and The Jimmy Fund has partnered with the B.A.A. Half Marathon since 2003 as the race’s presenting sponsor and exclusive charity team.
Train
Be sure you are ready for the race with our B.A.A. 10K Training Plans