Trail Running calendar near Katwijk aan Zee 2025-2026

The Leersumse Veld Ultra Trail will take place in Leersum on Saturday 27 September 2025. This trail is organized by Trail Events. You can run 50 kilometers.

The 100 Bruggenloop will take place in Leiden from Saturday 27 September 2025 to Sunday 28 September 2025. You can run between 8 and 19 kilometers.

The Petzl Night Trail will take place in Utrechtse Heuvelrug on Friday 3 October 2025. You can run between 6 and 18 kilometers.

The Leersumse Veld Trail will take place in Leersum on Saturday 4 October 2025. This trail is organized by Trail Events. You can run between 11 and 21 kilometers.

The Devil's Trail - Utrechtse Heuvelrug will take place in Doorn from Saturday 4 October 2025 to Sunday 5 October 2025. This trail is organized by Devil's Trail. You can run between 8 and 160 kilometers.

The Amerongse Berg Trail will take place in Overberg on Sunday 12 October 2025. This trail is organized by Trail Events. You can run between 12 and 20 kilometers.

The Dutch Backyard Ultra will take place in Zeewolde from Saturday 18 October 2025 to Wednesday 22 October 2025. This trail is organized by Trail Events. You can run 6 kilometers.

The Lage Vuursche Ultra will take place in Baarn on Saturday 25 October 2025. This trail is organized by Trail Events. You can run 50 kilometers.

The Duinentrail Schoorl will take place in Schoorl on Sunday 26 October 2025. This trail is organized by MudSweatTrails. You can run between 12 and 52 kilometers.

The Urban Trail Haarlem will take place in Haarlem on Sunday 2 November 2025. You can run between 6 and 12 kilometers.

The Loetcross will take place in Lekkerkerk on Sunday 9 November 2025. You can run between 5 and 7 kilometers.

The Urban Trail Delft will take place in Delft on Sunday 9 November 2025. You can run between 6 and 12 kilometers.

The Lopers Company Roestelberg Cross will take place in Kaatsheuvel on Sunday 9 November 2025. You can run between 6 and 9 kilometers.

The Boscross NSL will take place in Noordwijk on Sunday 9 November 2025.

The Lage Vuursche Trail will take place in Baarn on Saturday 15 November 2025. This trail is organized by Trail Events. You can run between 10 and 30 kilometers.

The Night Trail Run Utrecht will take place in Utrecht on Friday 21 November 2025. This trail is organized by Night Trail Run Utrecht. You can run between 5 and 15 kilometers.

The Hollands Duin Trail will take place in Noordwijk on Saturday 22 November 2025. This trail is organized by Trail Events. You can run between 6 and 30 kilometers.

The Scorpio Cross will take place in Oosterhout on Sunday 23 November 2025.

The Graef Castricum Trail will take place in Castricum on Sunday 23 November 2025. This trail is organized by Cairn Adventures. You can run between 7 and 60 kilometers.

The Utrechtse Heuvelrug Ultra Trail (UHUT100) will take place in Doorn on Saturday 29 November 2025. This trail is organized by Trail Events. You can run between 50 and 100 kilometers.