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 182 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 Legends Ardennes Trail will take place in Clavier on Saturday 2 May 2026. You can run between 17 and 195 kilometers.

UTMB Index

The Trail De Chimay will take place in Chimay on Saturday 9 May 2026. This trail is organized by Runners' Lab Trailrun Series. You can run between 11 and 50 kilometers.

The Les 15km de Woluwe will take place in Woluwe-Saint-Lambert on Sunday 10 May 2026. You can run between 6 and 25 kilometers.

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.

UTMB Index

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.

June 2026

The Longest Day Spa Trail en Walk will take place in Spa on Saturday 6 June 2026. This trail is organized by Runners' Lab Trailrun Series. You can run between 11 and 50 kilometers.

The L'Assaut du Maquisard will take place in Theux on Saturday 6 June 2026. You can run between 28 and 45 kilometers.

The Ohm Trail will take place in Aywaille on Sunday 7 June 2026.

UTMB Index

The Foxrun will take place in Wezembeek-Oppem on Saturday 13 June 2026.

The Trail Godefroy - Bouillon will take place in Bouillon on Saturday 13 June 2026. This trail is organized by Runners' Lab Trailrun Series. You can run between 20 and 100 kilometers.

The Nacht van Vlaanderen will take place in Torhout from Friday 19 June 2026 to Saturday 20 June 2026. You can run between 5 and 42 kilometers.

The Humundi Race will take place in Bouillon on Saturday 27 June 2026. You can run between 10 and 30 kilometers.

The Calestrail will take place in Hotton on Sunday 28 June 2026. You can run between 9 and 42 kilometers.

The Marathon des Hautes Fagnes will take place in Verviers on Sunday 28 June 2026. You can run 42 kilometers.

July 2026

The Chouffe Trail will take place in Houffalize from Saturday 4 July 2026 to Sunday 5 July 2026. This trail is organized by Runners' Lab Trailrun Series.

The De Druiventocht will take place in Tervuren on Saturday 11 July 2026. You can run between 20 and 50 kilometers.

The Trail ES Petigny-Frasnes will take place in Couvin on Tuesday 21 July 2026.

August 2026

The Ultra Trail Haute Ardenne will take place in Waimes from Sunday 2 August 2026 to Monday 3 August 2026. You can run between 15 and 100 kilometers.

The Trail des Fantômes will take place in La Roche-en-Ardenne from Saturday 8 August 2026 to Sunday 9 August 2026. This trail is organized by Runners' Lab Trailrun Series.

The Ar'Trail - Gesves will take place in Gesves from Friday 21 August 2026 to Saturday 22 August 2026. You can run between 9 and 23 kilometers.