Winter Classic 5K
Updated
Sunday, December 6, 2026, first start 9:30 AM, in Cambridge (64 Sidney St). Distances: 5K. Entry from $42.50; the 5K goes from $42.50 to $45 after November 9.
- Date
- Sunday, December 6, 2026
- Start time
- 9:30 AM (earliest wave)
- Location
- 64 Sidney St, Cambridge, MA 02139
- Area
- Boston & Cambridge, Boston
- Distances
- 5K
- Course
- Road or path
- Price
- $42.50 plus the platform's processing fee
- Next price increase
- Monday, November 9, 2026: 5K $42.50 → $45
- Registration
- Open. Opened December 15, online signup closes Sunday, December 6, 2026
How to register
Registration is on RunSignup. Pick your distance, add any extras, and you'll get a confirmation email with your bib details. Sign up by November 9 to pay $42.50 instead of $45.
Course and race notes
Join us for a chilly run of the Winter Classic 5K! Start and finish in beautiful downtown Cambridge, Massachusetts. Make it a winter stroll or an all-out sprint down Mass Ave. The course is fast and flat so you can get back to the finish line sooner! Festive attire is encouraged but not mandatory. REGISTRATION FEES:.
From the race's own listing. Check the race website for the course map and parking.
Source: RunSignup public race API, refreshed 2026-10-17. Details can change; the registration page is the final word.