Mammoth Tuff
Mammoth Tuff, part of the Independent / Non-series, is a cycling event held in Mammoth Lakes, United States. The 2026 edition took place on Saturday, 19 September 2026. It is run over the 160 km distance.
Who it's for
A solid challenge for committed cycling athletes.
Good fit if you…
- have done a few events and want a real challenge
Maybe not if you…
- want a big marquee event: this is a smaller, local-scale race
What should you know about Mammoth Tuff?
- Date
- Saturday, 19 September 2026
- Format
- 160 km
Need to know
When is Mammoth Tuff 2026?
Mammoth Tuff takes place on Monday, 1 June 2026. Dates can move year to year, so confirm the exact day on the official race page before you book travel.
Where does Mammoth Tuff take place?
Mammoth Lakes, United States
When has Mammoth Tuff taken place before?
FAQs
What do athletes ask about Mammoth Tuff?
Where is Mammoth Tuff held?
Mammoth Tuff is held in Mammoth Lakes, the United States. The race page has the venue location and a map, and links straight through to the official site for the precise start area.
What distances can you race at Mammoth Tuff?
Mammoth Tuff offers 160 km. Pick your distance and enter on the official site. Each format usually has its own start wave and cut-offs.
What is the terrain like at Mammoth Tuff?
Mammoth Tuff is held on mixed-surface terrain. Terrain shapes your pacing, kit, and shoe choice, so factor it into your prep. The official course page has the detailed route.
How do I enter Mammoth Tuff?
You enter Mammoth Tuff through the official organiser. Registration is handled on their site, and FindMyNextRace links you straight there. Places for popular editions can sell out early, so register as soon as entry opens.
How should I train for Mammoth Tuff?
Training for Mammoth Tuff depends on your target distance and current fitness. Most athletes follow a structured block of 12–20 weeks for a 160 km effort. Build a plan tailored to your race date and level with AI Training Plan (https://aitrainingplan.app).
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