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
Muddy Dash in Charlton on August 1, 2026 is a few miles of muddy obstacles with mud pits up to waist deep, Value and VIP registration options, free spectator access and packet pick up at the venue the day before.
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.