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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
Cambridge Half Marathon + 5K
Saturday, October 31, 2026Cambridge, MA, US
The Cambridge Half Marathon + 5K is a 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 race held on Saturday, October 31, 2026 in Cambridge, MA, US. Explore registration links, course details, and an AI-powered training plan on Traxamo.
What are the key details for Cambridge Half Marathon + 5K?
| Date | Saturday, October 31, 2026 |
|---|---|
| Location | Cambridge, MA, US |
| Distances | 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 |
Race Countdown
149
days to go
21 weeks of training remaining
Today
Basewk 1/7
Build8w
Peak4w
Taper2w
Plenty of runway ahead — build your aerobic base with easy, conversational mileage. No hard workouts yet.
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