Trail Running calendar near Leiden 2025-2026

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 Oosterhoutse Trail will take place in Oosterhout on Saturday 18 October 2025. You can run between 10 and 26 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 between 50 and 100 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 Crosscircuit Parkcross Hoorn will take place in Hoorn on Sunday 26 October 2025. You can run between 6 and 8 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 Halve Marathon van Monster will take place in Monster on Saturday 22 November 2025. You can run between 5 and 21 kilometers.

The Moore Drv Beach Run will take place in Monster on Saturday 22 November 2025. You can run 21 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 Warandeloop Tilburg will take place in Tilburg from Friday 28 November 2025 to Sunday 30 November 2025. You can run between 5 and 10 kilometers.

The Warande by Night will take place in Tilburg on Friday 28 November 2025. You can run 8 kilometers.

The Utrechtse Heuvelrug Ultra Trail (UHUT100) will take place in Doorn from Saturday 29 November 2025 to Sunday 30 November 2025. This trail is organized by Trail Events. You can run between 50 and 100 kilometers.