Massachusetts
Massachusetts Obstacle Race Calendar 2026-2027
Monthly updates for Massachusetts
Get new running races (and updates) in your inbox every month.
Explore the best obstacle runs in Massachusetts for 2026-2027! Our updated list features 4 exciting races across the region. Find your next race in Massachusetts below and join the running community at these great events!
July 2026
A three day indoor functional fitness event in Boston combining ten workout zones with a 5 km run. The weekend features Elite and Age Group heats, Ruck waves, team categories and a separate DEKA FIT Ultra.
August 2026
A recreational mud obstacle event in Charlton, MA on August 1, 2026, featuring a few miles of muddy challenges, a festival area with food and music, free spectator access, and packet pickup the day before.
November 2026
Run a 5K obstacle course inside historic Fenway Park. Conquer 20 obstacles on the field, by the Green Monster, and finish at home plate. A kids race and spectator tickets are also available.