Trail Running calendar near Harelbeke 2025-2026

The Les Hivernales will take place in Watermael-Boitsfort on Sunday 1 February 2026. You can run between 10 and 39 kilometers.

The Kluisberg Trail will take place in Kluisbergen on Sunday 15 February 2026. This trail is organized by Runners' Lab Trailrun Series. You can run between 8 and 25 kilometers.

The In Flanders Fields Trail will take place in Ieper on Sunday 1 March 2026. You can run between 8 and 32 kilometers.

The North C Trail will take place in Koksijde on Sunday 8 March 2026. This trail is organized by Runners' Lab Trailrun Series. You can run between 13 and 40 kilometers.

The 20km door het Zoniënwoud will take place in Auderghem on Sunday 29 March 2026.

The Marathon Zoniënwoud | Marathon Forêt De Soignes will take place in Auderghem on Sunday 29 March 2026. This trail is organized by Runners' Lab Trailrun Series. You can run between 11 and 42 kilometers.