Cambridge Half Marathon
Cambridge, Massachusetts, United States
Oct 31-Nov 1, 2026 - Saturday to Sunday
5k, Half-marathon
Race Information
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 Stadium, and more. The Cambridge Half Marathon supports many local charities including Cambridge Camping, City of Cambridge Scholarship Fund, and more!
Related Events
Estabrook Run of the Mill 5k
Date: May 17, 2026 - Sunday
Size: 500 - 1,000 participants
Location: Lexington, Massachusetts
Vanessa T. Marcotte Foundation 5K Run/Walk
Date: Jun 20, 2026 - Saturday
Size: 500 - 1,000 participants
Location: Westminster, Massachusetts
No One Fights Alone 5K
Date: May 31, 2026 - Sunday
Size: 1 - 100 participants
Location: Narragansett, Rhode Island
👍 Run Pick of the Month: Road of Rainbows
📍 Boston, MA - June 6, 2026
💸 SAVE 15% On Entry & Merch. Use Code: Runguides26
😄 Why We Like This Run
✅ Flat, flexible loop course perfect for all paces
✅ All participants receive a rainbow medal
✅ Post-race free concert
Celebrate Pride at Road of Rainbows, a high-energy 5K on Boston Common where self-expression takes center stage and costumes compete for a $1,500 “Best Dressed” prize. Whether you run, walk, or strut, this inclusive event blends fitness, community, and a vibrant post-race concert into one unforgettable day.
🏃 Training for This Race?
Get a personalized training plan that adapts for every run. RunDot analyzes every run and automatically adjusts your training plan.
🎁 2 weeks free for RunGuides runners
🏃 Looking For More Runs Near Boston?
Find another distance:
Race Facts
Race Size: 1,000 - 5,000
Elevation: Fast and Flat
Course Type: Road
Boston Qualifier: No
Kids Run: No
Where to Stay
Use this map to find hotels and airbnb accommodation near this race location.
