Events
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Cambridge Half Marathon
Price:
$147.48
incl. $12.48 Fee
Date Range:
11/01
Time:
7:00AM EST
Sorry! This event option is full.
Join the Waiting List Registration ends November 1, 2026 at 7:00am EST
Open to ages 16+.
Cambridge 5K
Price:
$49.83
incl. $4.83 Fee
Date Range:
10/31
Time:
10:00AM EDT
Price increases after October 25, 2026 at 11:59pm EDT
Cambridge 5K Charity Runner
Price:
$49.83
incl. $4.83 Fee
Date Range:
10/31
Time:
10:00AM EDT
Price increases after October 25, 2026 at 11:59pm EDT
Open to ages 18+.
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.
Contact Form
Event Location
100 CambridgeSide Place
Cambridge, MA 02141 US
View Location on Map
$102,528
Raised of $250,000
With the support from everyday runners, charity runners and sponsors, the Cambridge Half Marathon + 5K has now exceeded $1.7 million dollars in total donations since 2017. In 2025, $609,000 was given out to over 66 official charity partners.
