Trail Running Calendar Belgium 2025-2026

Welcome to the ultimate guide for trail runs in Belgium for the 2025-2026 season! With an impressive collection of 192 unique trail run events, we offer you a comprehensive overview of the most exciting and challenging trails Belgium has to offer.

The Belgian landscapes offer a diversity of trail run routes you won't easily forget. From the rugged paths and hills of the Ardennes to the urban routes around Brussels, the harbor views in Antwerp, the picturesque riverbanks of Liège, the historical charm of Ghent, and the imposing fortresses of Namur, there's a trail for every outdoor enthusiast.

Use our search function to find a specific location or browse the list to discover trail runs near your favorite Belgian cities. Get inspired, lace up your running shoes, and experience the natural beauty of Belgium in a whole new way!

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 Les Lutins de la Saint-Patrick will take place in Aywaille on Sunday 15 March 2026. You can run between 10 and 24 kilometers.

The Course Nature du Collège Saint Augustin will take place in Gerpinnes on Friday 20 March 2026. You can run between 5 and 21 kilometers.

The Trail des Sangliers - La Roche-en-Ardenne will take place in La Roche-en-Ardenne on Saturday 21 March 2026. You can run between 15 and 75 kilometers.

The 20km door het Zoniënwoud will take place in Auderghem on Saturday 28 March 2026. You can run 20 kilometers.

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 10 and 42 kilometers.

April 2026

The Trail Des Hauts-Buschs will take place in Waimes on Saturday 4 April 2026. You can run between 8 and 23 kilometers.

The Trail du Tyrol will take place in Couvin on Sunday 19 April 2026.

The Flandrienloop Oudenaarde will take place in Oudenaarde on Sunday 26 April 2026. You can run between 6 and 26 kilometers.

May 2026

The Legends Ardennes Trail will take place in Clavier on Saturday 2 May 2026. You can run between 20 and 111 kilometers.

UTMB Index

The Grand Trail des Lacs & Châteaux Summer Edition (GTLC) will take place in Waimes on Saturday 16 May 2026. You can run between 8 and 160 kilometers.

The Heuvelland Entre Deux Monts Wine Trail will take place in Heuvelland on Saturday 30 May 2026. You can run between 10 and 20 kilometers.