Oct
4-5
Sa - Su

Mammoth Spartan Super World Championship Weekend

Registration

The Mammoth Spartan Super World Championship Weekend, held at Mammoth Mountain Ski Area in California, is a premier obstacle course racing event set in the high-altitude Sierra Nevada Mountains at 7,900 feet. Taking place October 4-5, 2025, the event features multiple race distances including a 5K Sprint with 20 obstacles, a 10K Super with 25 obstacles, and a 21K Beast with 30 obstacles, plus a kids' race. The weekend culminates in the inaugural 10K Super World Championship, offering a challenging course designed to test endurance and grit.

Participants can enjoy the vibrant Mammoth Lakes village atmosphere with top-tier amenities and outdoor activities. Visit the organization's website for the most recent information.

Always double-check with the organizer's website – things can change, and we might have sprinted past a few details!
21 km
Beast 21k | 30 Obstacles
10 km
Super 10k | 25 Obstacles
5 km
Sprint 5k | 20 Obstacles

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