Trail Running calendar near Leiden 2026-2027
We have found 109 Trailruns within 80 kilometers of Leiden. See below where and when you can find the races.
0 – 100∞ km
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The Euromast Trappenloop will take place in Rotterdam on Sunday 27 September 2026.
October 2026
The Leersumse Veld Trail will take place in Leersum on Saturday 3 October 2026. You can run between 11 and 21 kilometers.
The Pieken & Dalen Festival will take place in Harmelen on Saturday 3 October 2026. You can run between 5 and 42 kilometers.
The Harbour Run Rotterdam will take place in Rotterdam on Sunday 4 October 2026. You can run between 6 and 10 kilometers.
The Dordtse Biesbosch Trailrun will take place in Dordrecht on Saturday 10 October 2026. You can run between 5 and 21 kilometers.
The Amerongse Berg Trail will take place in Overberg on Sunday 11 October 2026. You can run between 12 and 21 kilometers.
The Oostvaardersrun will take place in Lelystad on Sunday 11 October 2026. You can run between 10 and 21 kilometers.
The Fearless 5K — Project Fearless will take place in Amsterdam on Sunday 11 October 2026. You can run 5 kilometers.
The Outdoor Valley Survivalrun Rotterdam will take place in Bergschenhoek on Monday 12 October 2026.
The Dutch Backyard Ultra will take place in Zeewolde from Saturday 17 October 2026 to Saturday 24 October 2026. You can run 7 kilometers.
The Crosscircuit Parkcross Hoorn will take place in Hoorn on Sunday 25 October 2026.
The Lage Vuursche Ultra will take place in Lage Vuursche on Saturday 31 October 2026. You can run 50 kilometers.
The Backyard Ultra de Langstraat will take place in Waalwijk on Saturday 31 October 2026. You can run 7 kilometers.