Cambridge Half Marathon + 5K – Cambridge, MA 2026
Date
October 31, 2026
Location
Cambridge, MA
Venue
100 CambridgeSide Place
Start Time
7:00 AM
Entry Fee
$45.00 – $210.00
Events
Cambridge Half Marathon, Cambridge Half Marathon Charity Runner, Cambridge 5K, Cambridge 5K Charity Runner, Cambridge Half Marathon + 5K Challenge, Cambridge Half Marathon + 5K Challenge Charity Runner
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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.
Hotels Near This Race
Find accommodation close to the start line in Cambridge, MA. Sorted by distance from the race venue. Book early — race weekend hotels fill fast.
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