Trail Running calendar near Alphen aan den Rijn 2026-2027
We have found 123 Trailruns within 80 kilometers of Alphen aan den Rijn. See below where and when you can find the races.
0 – 100∞ km
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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 Craft Beer Run - Amsterdam will take place in Amsterdam on Thursday 15 October 2026. You can run 8 kilometers.
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 Lage Vuursche Ultra will take place in Baarn on Saturday 31 October 2026. You can run 50 kilometers.
The Tanis Backyard Ultra Run will take place in Waalwijk on Saturday 31 October 2026. You can run 7 kilometers.
The Backyard Ultra de Langstraat will take place in Waalwijk from Saturday 31 October 2026 to Sunday 1 November 2026. You can run 7 kilometers.
November 2026
The Lage Vuursche Trail will take place in Baarn on Saturday 7 November 2026. You can run between 10 and 30 kilometers.
The Urban Trail Haarlem will take place in Haarlem on Sunday 8 November 2026. You can run between 6 and 11 kilometers.