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 5 exciting races across the region. Find your next race in Massachusetts below and join the running community at these great events!
May 2026
Operation Mohawk Tactical 2 in Foxboro, MA offers 4, 5, and 9 mile running and rucking options. The event honors fallen service members and supports veteran and first responder suicide prevention under the mission of 22Mohawks.
June 2026
Muddy Princess Boston is a women only 5K obstacle mud run at Kimball Farm in Haverhill on June 21, 2026. The course has 18 plus obstacles and is open to women aged 7 and up who may run, jog or walk.
A Spartan obstacle race weekend at Carter & Stevens Farm in Barre, MA, featuring a Sprint 5 km with 20 obstacles, a Super 10 km with 25 obstacles, and kids races. The farm venue includes mud, woods, rolling hills and a farm store.
August 2026
A 5K mud run on August 1, 2026 at 508 INTL- Adventure Sports Center in Boston, featuring obstacles, mud pits and slides, plus Pre-Party and After-Party with music, food and beer. Kids are welcome and light quick-dry gear is recommended.
November 2026
A Stadion 5K obstacle race at Fenway Park on Nov 07 - 08, 2026 with 20 obstacles, a kids race, and spectator access; the course uses the clubhouse, Green Monster area, and finishes at home plate.