Registration Now Open for Cambridge Half Marathon at CambridgeSide

Registration is now open for the Cambridge Half Marathon at CambridgeSide to be held on Sunday, November 2, 2025. 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 Stadium, and more. For sponsorship or volunteer opportunities, please email CSinfo@NEDevelopment.com. The Cambridge Half Marathon supports many local charities including Cambridge Camping, City of Cambridge Scholarship Fund, and more! Registration link available at CambridgeSide.com.