Bodensee-Radmarathon took place on Sat, Sep 12, 2026 in Altenrhein, Switzerland. The main route is 300 km.
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- Date
- Sat, Sep 12, 2026
- Start
- Altenrhein 🇨🇭
- Distance
- 300 km
- Climbing
- 2,300 m
- Level
- Open to all
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Start freeThe Bodensee-Radmarathon is an annual cycling event offering multiple routes around Lake Constance across Germany, Austria, and Switzerland.
What this race demands
The Bodensee-Radmarathon requires sustained endurance to complete a 300 km cycling route around Lake Constance across multiple countries. Athletes must manage pacing over an ultra-distance journey in September.
Ultra-distance endurance
Covering 300 km requires exceptional aerobic capacity and efficient pacing to sustain forward motion for many hours in the saddle.
Muscular durability
Riding this distance in September demands physical resilience to maintain posture and power output through prolonged fatigue.
A sustained intake of 60 to 90 grams of carbohydrates per hour is necessary to maintain energy levels across an ultra-distance duration exceeding two and a half hours.
What would it take you?
Pick the level closest to yours for an estimate of finish time on this course and the training a solid preparation needs.
Estimated finish
11:10–13:30
Peak-week training
6–8 h/week
A model estimate from distance, climbing and level, not a promise. Conditions, drafting and pacing move it.
IntervalCoach turns those weekly hours into a concrete plan built around your actual fitness. Start with this race as your goal
Frequently asked questions
When is Bodensee-Radmarathon?
Bodensee-Radmarathon took place on Sat, Sep 12, 2026 in Altenrhein, Switzerland.
How long is Bodensee-Radmarathon?
The main route is 300 km.
What does Bodensee-Radmarathon demand?
The Bodensee-Radmarathon requires sustained endurance to complete a 300 km cycling route around Lake Constance across multiple countries. Athletes must manage pacing over an ultra-distance journey in September.
How much climbing does Bodensee-Radmarathon have?
Bodensee-Radmarathon has 2,300 m of climbing.
Who is Bodensee-Radmarathon for?
Bodensee-Radmarathon is open to all participants.
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