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5K: Saturday, November 1 @ 10AM; Half: Sunday, November 2 @ 7AM Cambridge, MA 02141 US

Event Options

5K

$45 11/01 10:00AM EDT Price increases after September 29, 2025 at 11:59pm EDT

Cambridge Half Marathon

$110 11/02 7:00AM EST Price increases after September 29, 2025 at 11:59pm EDT
Half + 5K

Cambridge Half Marathon + 5K Challenge

$165 11/01 - 11/02 9:30AM EDT - 11:00AM EST Registration ends November 1, 2025 at 9:30am EDT

Description

You asked for it and it is back... The Cambridge 5K, now on Saturday morning, November 1st as the kickoff to the Cambridge Half Marathon + 5K weekend! 

 

Watch our 2024 race video!

AWARDS

All finishers will receive a race medal. 

OPEN DIVISION EVENT RECORDS
5K
COMING SOON!

Awards will be given to the top 3 overall male, female and non-binary finishers AND the top 3 male and female finishers in the following age divisions for each event:

  • 18 and under
  • 19-29
  • 30-39
  • 40-49
  • 50-59
  • 60-69
  • 70-79
  • 80+

Winners will be notified via email on Monday, a week following the race, once results are official. Awards are mailed approximately 2 weeks after the race as they are engraved. 

THE SWAG

2025 Cambridge 5K athletes will get a long sleeve technical shirt (included in your race registration). All race swag must be picked up during bib pick-up hours before the race or you can opt in to have your race swag mailed for a $30 fee. Race swag will not be available after the race and it will not be mailed post-race. 2025 color: TBD (2023 color Navy shown)

 

Race Contact Info

If you have any questions about this race, click the button below.

Place

100 CambridgeSide Place
Cambridge, MA US 02141

Sponsors

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