Massachusetts Mud Run & Obstacle Race Calendar 2025-2026

If you're an adrenaline junkie, fitness enthusiast, or simply seeking a thrilling outdoor adventure, you've arrived at the perfect destination. Our meticulously curated calendar is your gateway to the most exhilarating and challenging mud runs and obstacle races taking place in 2025 and 2026.

Prepare to conquer mud-slicked trails, scale towering walls, navigate through grueling obstacles, and push your physical and mental boundaries. Our mission is to provide you with all the essential information you need to plan your race year, including dates, locations, race details, and registration information.

Savage Race - Boston

Barre • 19 Jul 2025

Saturday Only 15-20 Obstacles 3+ Miles Register For Savage Blitz Saturday Only 25+ Obstacles 5-7 Miles

The Savage Race - Boston will take place in Barre on Saturday 19 July 2025. You can run between 3 and 7 miles.

New England Spartan Event Weekend

Barre • 16-17 Aug 2025

Sprint 5k | 20 Obstacles Super 10k | 25 Obstacles Hurricane Heat 4hr

The New England Spartan Event Weekend takes place at Carter & Stevens Farm in Barre, Massachusetts, featuring a rugged course with mud, woods, and rolling hills. The event offers multiple race distances including a 5K Sprint with 20 obstacles, a 10K Super with 25 obstacles, and a kids' race ranging from 1 to 3 kilometers with obstacles. Participants can also opt for a Trifecta Pass to complete all three distances. The farm setting provides a scenic and challenging atmosphere, complemented by on-site amenities like a farm store and nearby brewery. The event encourages team participation and offers discounts for service members. Visit the organization's website for the most recent information.

Fenway Spartan Stadion Event Weekend

Fenway–Kenmore • 8-9 Nov 2025

Stadion 5k | 20 Obstacles

The Fenway Spartan Stadion Event Weekend, held at Boston's historic Fenway Park, offers a thrilling 5K obstacle course featuring 20 challenging obstacles. Participants race through iconic locations such as the clubhouse, the Green Monster, and finish at home plate, providing a unique blend of athletic challenge and historic atmosphere. The event also includes a kids' race with obstacles, making it family-friendly. Fenway Park, America's oldest ballpark, adds a special charm to the course, which is part of Spartan's Honor Series, honoring military heroes. The weekend encourages team participation and offers a Trifecta Pass for racing multiple distances. Visit the organization's website for the most recent information.