Running Races in Cambridge, Massachusetts 2026 | Browse All Races

There are 2 running races in Cambridge, Massachusetts in 2026. The next is the Cambridge Half Marathon + 5K on October 31. Distances include 5K races, half marathons.

Cambridge Half Marathon + 5K

Sat, Oct 31 · Cambridge, MA Cambridge

Road Cambridge 5KCambridge 5K Charity RunnerCambridge Half Marathon Charity Runner +3

From $45 Open 4 spots left

Winter Classic 5K

Sun, Dec 6 · Cambridge, MA Cambridge

Virtual Winter Classic 5KVirtual 5K

From $40 Open Closing Soon

Running Races in Cambridge, Massachusetts — 2026

Cambridge Half Marathon + 5K

Winter Classic 5K

All Massachusetts Races