• Cambridge, MA

Cambridge Half Marathon + 5K

  • Distance(s): 5K, Half Marathon
    • Race Overview: A race coming up on 2026-10-31 in Cambridge, MA. Get all the nerdy details below or follow the sign up links to secure your spot today!
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    Race data last checked: 2026-02-24

    Race Overview:

    The Cambridge 5K is the kickoff to race weekend! It's a 3.1-mile course that starts and finishes at CambridgeSide. It's a quick out and back along the Charles River that will have you in awe of the Boston skyline.

    The Cambridge Half Marathon is a 13.1-mile USATF certified course that starts and finishes at CambridgeSide. It is a fast and flat course along Memorial Drive featuring views of the Charles River, MIT, John W. Weeks Footbridge, Harvard University Stadium, and more.

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