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Black Forest ULTRA Bike Marathon

Black Forest ULTRA Bike Marathon takes place on Sun, Jul 25, 2027 in Kirchzarten, Germany. The main route is 118 km.

Date
Sun, Jul 25, 2027
Start
Kirchzarten πŸ‡©πŸ‡ͺ
Distance
118 km
Climbing
3,550 m
Level
Open to all
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Your 41-week plan to Black Forest ULTRA Bike Marathon

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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Free to start Β· No credit card

The 118 km ULTRA route climbs 3,550 metres around Feldberg in the Black Forest.

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

6:30–7:50

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

Your road to race day

Race day at Black Forest ULTRA Bike Marathon is 41 weeks away. This is how a coach divides that time. The first phase starts now.

  1. 01Base29 weeks Β· Oct 12, 2026 – May 2, 2027

    Aerobic foundation: mostly steady endurance work that grows the aerobic engine and the durability the later phases stand on.

  2. 02Build6 weeks Β· May 3, 2027 – Jun 13, 2027

    Progressive overload: training load climbs in waves, with harder weeks stacked on the base and planned recovery weeks that let the gains land.

  3. 03Peak3 weeks Β· Jun 14, 2027 – Jul 4, 2027

    The hardest weeks of the plan: race-specific intensity at nearly full training load, sharpening exactly what this race asks for.

  4. 04Taper2 weeks Β· Jul 5, 2027 – Jul 18, 2027

    Volume drops while intensity stays: short, sharp efforts keep the legs awake as fatigue drains away.

  5. 05Race week1 week Β· Jul 19, 2027 – Jul 25, 2027

    Openers, rest and logistics. The work is done; the job now is arriving fresh.

Get this plan built around your own fitness

Frequently asked questions

When is Black Forest ULTRA Bike Marathon?

Black Forest ULTRA Bike Marathon takes place on Sun, Jul 25, 2027 in Kirchzarten, Germany.

How long is Black Forest ULTRA Bike Marathon?

The main route is 118 km.

How much climbing does Black Forest ULTRA Bike Marathon have?

Black Forest ULTRA Bike Marathon has 3,550 m of climbing.

Who is Black Forest ULTRA Bike Marathon for?

Black Forest ULTRA Bike Marathon is open to all participants.

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