Marathon du Petit Ballon takes place on Sun, Mar 14, 2027 in Rouffach, France. The main route is 42 km.
- Date
- Sun, Mar 14, 2027
- Start
- Rouffach 🇫🇷
- Distance
- 42 km
- Climbing
- 1,550 m
- Level
- Open to all
Your 18-week plan to Marathon du Petit Ballon
The Base phase starts this week. Built around your fitness and adjusted every day as your form changes; attach the course and it prepares for the climbs too.
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The 42 km Marathon du Petit Ballon is a trail race with about 1,550 m of elevation gain; its route shares the 23 km course to kilometre 11 before a loop via Soultzbach-les-Bains.
Your road to race day
Race day at Marathon du Petit Ballon is 18 weeks away. This is how a coach divides that time. The first phase starts now.
01Base6 weeks · Nov 9, 2026 – Dec 20, 2026
Aerobic foundation: mostly steady endurance work that grows the aerobic engine and the durability the later phases stand on.
02Build6 weeks · Dec 21, 2026 – Jan 31, 2027
Progressive overload: training load climbs in waves, with harder weeks stacked on the base and planned recovery weeks that let the gains land.
03Peak3 weeks · Feb 1, 2027 – Feb 21, 2027
The hardest weeks of the plan: race-specific intensity at nearly full training load, sharpening exactly what this race asks for.
04Taper2 weeks · Feb 22, 2027 – Mar 7, 2027
Volume drops while intensity stays: short, sharp efforts keep the legs awake as fatigue drains away.
05Race week1 week · Mar 8, 2027 – Mar 14, 2027
Openers, rest and logistics. The work is done; the job now is arriving fresh.
Frequently asked questions
When is Marathon du Petit Ballon?
Marathon du Petit Ballon takes place on Sun, Mar 14, 2027 in Rouffach, France.
How long is Marathon du Petit Ballon?
The main route is 42 km.
How much climbing does Marathon du Petit Ballon have?
Marathon du Petit Ballon has 1,550 m of climbing.
Who is Marathon du Petit Ballon for?
Marathon du Petit Ballon is open to all participants.
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