Photo Despina Galani / Unsplash
- Marathon
- Half
Kasterlee
Marathon Kasterlee
Marathon Kasterlee is one of the most beautiful nature marathons of the Low Countries.
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2026 edition
Next up
Countdown
13
days to 15 Nov 2026
Open
- Distance
- Marathon
- Course
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- Climb
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- Entry
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About
The race
Marathon Kasterlee is one of the most beautiful nature marathons of the Low Countries. The trail is 21km long and runs 90% through forest and field roads. So don’t expect top times like on a flat street marathon because there are sometimes tough parts.
Every year