Duin en Bollen Vierdaagse takes place on Oct 15 – 18, 2026 in Hillegom, Netherlands. The main route is 30 km.
- Date
- Oct 15 – 18, 2026
- Start
- Hillegom 🇳🇱
- Distance
- 30 km
- Level
- Open to all
Toe the line at Duin en Bollen Vierdaagse in your best shape
A training plan built around your fitness and this race, adapted every day as your form changes. Attach the course and it prepares for the climbs too.
Start freeFree to start · No credit card
A multi-day walking event taking participants through the diverse landscapes of the Duin- en Bollenstreek in Zuid-Holland, including dunes, forests, coastal areas, and historic towns.
What this race demands
This multi-day walking event requires covering a 30 km distance across diverse terrain including dunes, forests, coastal areas, and historic towns.
Aerobic Endurance
Completing a 30 km walking distance demands sustained aerobic capacity and the ability to maintain a steady forward pace over many hours.
Terrain Adaptability
Navigating through dunes, forests, and coastal areas requires muscular stability and resilience to changing underfoot conditions.
Given the duration of a 30 km walk will likely exceed 2.5 hours, athletes should consume 30 to 60 grams of carbohydrates per hour to maintain energy levels.
Frequently asked questions
When is Duin en Bollen Vierdaagse?
Duin en Bollen Vierdaagse takes place on Oct 15 – 18, 2026 in Hillegom, Netherlands.
How long is Duin en Bollen Vierdaagse?
The main route is 30 km.
What does Duin en Bollen Vierdaagse demand?
This multi-day walking event requires covering a 30 km distance across diverse terrain including dunes, forests, coastal areas, and historic towns.
Who is Duin en Bollen Vierdaagse for?
Duin en Bollen Vierdaagse is open to all participants.
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