Oct 04 - 05, 2025
2025 Mammoth Spartan Super World Championship & Trifecta Weekend
2025 Mammoth Spartan Super World Championship & Trifecta Weekend
Sierra Nevada Climb
Take on an OCR challenge in the ultimate high-altitude race (7,900 ft) in the Sierra Nevada Mountains
Après Race
Explore Mammoth Lakes’ vibrant village, with top-tier hotels, restaurants, and endless outdoor activities to fuel your weekend
Spectate The World Championship
Witness history at the inaugural 10K Super World Championship—where legends are born and limits are shattered
Happening This Weekend, Too 
Race the Super World Championship
Oct 04 - 05
Sprint 5K
20 OBSTACLES
starting price
Oct 05
Super 10K
25 OBSTACLES
SUPER WORLD CHAMPIONSHIP
starting price
Oct 04
Beast 21K
30 OBSTACLES
starting price
Oct 04
2025 Trifecta Pass
PURCHASE A TRIFECTA PASS / RACE ALL THREE DISTANCES & SAVE. (Pain / suffering / transformation)
Volunteer & Race For Free 
Unlock a FREE race entry to any Spartan open event
Receive a free t-shirt, snacks and festival entry on the day you volunteer
the races
This breathtaking new venue will push even the toughest Spartans to their limits with a mix of high-altitude terrain and brutal obstacles. Compete in the Championship heat, or tackle a Sprint, Super, or Beast during this action-packed Trifecta weekend. Grit, glory, and exclusive championship swag are up for grabs. If you're ready to make history, dominate the course, and prove you're unbreakable, this is your ultimate challenge.
This weekend also features Spartan Super World Championship Race.
HOSTED BY
Race Distances
Sprint
Super
Beast
Trifecta
The Sprint
Distance
5 km
Obstacles
20
Avg duration
1 h32 m12 s
Race Day Info
Race Day Program & Documents
Where To Stay
VIP Parking
What Finishers Earn
Example Course Map
Course maps are subject to change depending on conditions.
Events nearby
Apr
04
2026
2026 San Jose Spartan Trifecta Weekend
Aug
29
2026
2026 NorCal Spartan Event Weekend
May
30
2026
2026 Monterey Spartan Event Weekend
Run as a Team
Create your team, get group discounts by purchasing your tickets together, or use your personalized referral link after registration.
Choose a ticket above to get started!
Become a Volunteer
As a Spartan Race volunteer, you will help our racers and have a unique, behind-the-scenes race experience. Not only that, but volunteering gets you free entry to a race.
Supporting Sponsors
