Course
A two-day road weekend in Cambridge: the 5K goes first on the Saturday at 10:00 am, a quick out-and-back along the Charles River starting and finishing at CambridgeSide with Boston skyline views. The half marathon follows on Sunday at 7:00 am, and a Challenge entry covers both.
Key dates
- !RegistrationOpen now
- ★Race daySun 1 Nov 2026
About
The Cambridge Half Marathon and 5K start and finish at the CambridgeSide shopping center, following a flat, USATF-certified route along Memorial Drive. The race raises funds for local causes including Cambridge Camping and the City of Cambridge Scholarship Fund.
Save Cambridge Half Marathon to your season and RunCalendar reminds you the morning entries open and before they close. Free on iPhone, no account needed.
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Falmouth in the Fall
Runs the same course as the ASICS Falmouth Road Race
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Ocean View Half Marathon
Ocean views along Ipswich's coast
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Western Mass 10
Crosses the Connecticut River via a lattice truss bridge
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Stone Cat Trail Festival
Named an 'Old School Ultra' by Ultrarunning Magazine
A confirmed date shows its day; a provisional one shows only its month, because we won't claim a day we don't have. This page is rebuilt every night from the RunCalendar catalogue.