Date
Sat, 17 Jul 2027
Start
07:00
Venue
Homestake Pass, Butte, Montana
Butte, Silver Bow County
Countdown
July
The 50-mile version: one full loop of the Butte course, a solid day out with around 2,600 m of climbing but no second lap to face.
Key facts
01Cutoff at Highway 2 is 19:00
Create a free training plan for the Butte 100 MTB Race 88 km
7-day free trial, no card required
The course
The route
Butte
Distance88km
Total climb2,591m
StartElevation
0 kmDrag map to rotate73.4 km
Weather
Mid-July, Butte
27°CTypical high
10°CTypical low
1°CColdest in 20 years
25%Days with rain
Highs around 27°C and lows around 10°C, but it has dropped to 1°C. Rain on 25% of days.
NASA POWER data, 2006-2025, the week either side of race day
Results
Course verified. Results not yet available.
Organiser
Training
Training for the Butte 100 MTB Race 88 km
We don't do generic plans. We combine deep knowledge of this race's demands with your recent training, then build a plan with you that progresses as you do.
Beina integrates directly with your existing tools to understand your current fitness, and synchronise your planned sessions.
Intervals.icuWhat a Butte 100 MTB Race 88 km plan targets
Typical sessions
88 km with 2,591 m of climbing
Endurance and fatigue resistance over the full distance
Fuelling and pacing for the whole event
What your weeks look like
Typical sessions
Long endurance rides building toward the full distance
Threshold and sweet-spot work for sustained power
Sustained climbing repeats on real gradients
Terrain and skills practice specific to the course
Not a generic schedule
Typical sessions
Built from your current fitness and the time you actually have
Adapts every week as Beina learns how you respond
Syncs your sessions straight to Garmin and Wahoo
One clear next session, never a wall of spreadsheet
Entries open now
Get your Butte 100 MTB Race 88 km plan.
7-day free trial, no card required.
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