Trail Running Calendar Departement Val-d'Oise 2025-2026

The Festival des 3 Forêts will take place in Mériel from Saturday 13 September 2025 to Sunday 14 September 2025. You can run between 13 and 162 kilometers.

The Trail des 2 Buttes will take place in Marines on Sunday 28 September 2025. You can run between 10 and 26 kilometers.

The Trail du Château d'Ecouen will take place in Écouen on Saturday 4 October 2025. You can run between 10 and 20 kilometers.

The La Cavale des écureuils will take place in Villers-en-Arthies on Sunday 12 October 2025. You can run between 10 and 21 kilometers.

The La DNF - Andilly (95) will take place in Andilly on Friday 31 October 2025. You can run 10 kilometers.

The Trail des Châtaignes will take place in Cormeilles-en-Parisis on Saturday 15 November 2025. You can run between 17 and 35 kilometers.

The Les 40 Bosses will take place in Saint-Leu-la-Forêt from Saturday 6 December 2025 to Sunday 7 December 2025. You can run between 20 and 120 kilometers.

The Trail Tour du Massif Montmorencéen (2T2M) will take place in Montlignon on Saturday 11 April 2026. You can run between 11 and 81 kilometers.