Date
Sat, 13 Mar 2027
Start
09:10
Venue
American Birkebeiner Trailhead
American Birkebeiner Trailhead
Countdown
March
The short one: a 21 km single loop from the Trailhead, open to riders as young as 12. A friendly way into fat bike racing.
Key facts
01Minimum age 12 on race day
02Finisher cutoff is 13:30
03One start gate for everyone
Create a free training plan for the Fat Bike Birkie 21 km
7-day free trial, no card required
The course
The route
American Birkebeiner Trailhead
Distance21km
StartElevation
0 kmDrag map to rotate20.1 km
2025 results
Who finishes, and how
#RiderTimeAvg speed
01Quinn EBNER49:0625.7 km/h
02Eliah FLINTROP51:4724.3 km/h
03Karl NELSON53:0023.8 km/h
256
Finishers
1:20:40
Median time
15.6 km/h
Median speed
Overall · 2025 results, as published by the organiser.
How fast could you finish?
Get a prediction based on your recent training
Organiser
OrganiserAmerican Birkebeiner Ski Foundation
Websitebirkie.com
Instagram@americanbirkebeiner
Running since2010
Training
Training for the Fat Bike Birkie 21 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 Fat Bike Birkie 21 km plan targets
Typical sessions
21 km
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
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 Fat Bike Birkie 21 km plan.
7-day free trial, no card required.
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