What race distances can I run in Cambridge?
Cambridge has 5K (3). The 5K is usually the easiest entry point if you are new, and the links above jump straight to each distance.
Massachusetts · Race calendar
Running Races in Cambridge, Massachusetts
Upcoming running races in and near Cambridge, Massachusetts - 5Ks, 10Ks, half marathons and more, with dates, pricing, finish-time stats, start-line maps, and local run clubs to train with.
3 upcoming races
How we calculate these stats: RunSesh calculates these figures from the most recent published results of past editions, sourced from RunSignup. We show aggregates only: field size, winning and median times, and the cutoff. We never publish individual finisher tables. Last updated Jul 27, 2026.
Common Questions About Racing in Cambridge
When is race season in Cambridge?
October is the busiest month for races in Cambridge, with 2 of the 3. If you are flexible on the date, that is the quickest way to narrow things down.
How early should I register for a race in Cambridge?
3 of the 3 races in Cambridge already have a price increase scheduled, so entry gets more expensive the longer you leave it. Race pricing almost always steps up as the date approaches, and signing up early is usually the cheapest option.
Where can I train for a race in Cambridge?
Browse Cambridge run clubs on RunSesh to find a training group at your pace.