Date
Sun, 12 Sept 2027
Start
07:00
Venue
Benson Lawn, CU Boulder campus, Boulder, Colorado
Boulder, Boulder County
Countdown
September
Short on distance but not on climbing: 1,856 m packed into 123 km, and an early 07:00 start. It is the punchy option for riders who like hills.
Create a free training plan for the Buffalo Bicycle Classic 123 km
7-day free trial, no card required
The course
The route
Boulder
Distance123km
Total climb1,856m
StartElevation
0 kmDrag map to rotate120.5 km
Weather
Mid-September, Boulder
28°CTypical high
11°CTypical low
-2°CColdest in 20 years
24%Days with rain
Highs around 28°C and lows around 11°C, but it has dropped to -2°C. Rain on 24% of days. Pack for the cold end, not the average.
NASA POWER data, 2006-2025, the week either side of race day
Results
Course verified. Results not yet available.
Organiser
OrganiserBuffalo Bicycle Classic, University of Colorado Boulder
Websitecolorado.edu
Instagram@buffalobicycleclassic
Running since2003
Training
Training for the Buffalo Bicycle Classic 123 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 Buffalo Bicycle Classic 123 km plan targets
Typical sessions
123 km with 1,856 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
Group rides for drafting and bunch-riding skills
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 Buffalo Bicycle Classic 123 km plan.
7-day free trial, no card required.
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