Cambridge Half Marathon + 5K at CambridgeSide will take place on Sunday, November 3, 2024, with race start times at 7:00 a.m. EST (half marathon) and 7:20 a.m. EST (5K). The Cambridge Half Marathon + 5K start and finish is at CambridgeSide. Both scenic courses will run alongside the Charles River on Memorial Drive and feature amazing views of MIT, John W. Weeks Footbridge, Harvard University, and more.