🇧🇪 Belgium: ultramarathons and ultra trails
23 races scheduled between October 2026 and October 2027. Cities with the most races: Houffalize and La Roche-en-Ardenne. Every race lists dates, locations, distances and official links; the list is updated daily.
OCT 26
TRAIL83K58K39K
Bear Trail & Grizzly 100Fourons · Belgium22NOV 26
TRAIL
Olne Spa OlneOlne · Belgium · in 33 daysDEC 26
TRAIL30K22K12K
Trail de la SoupeLa Roche-en-Ardenne · BelgiumDEC 26
TRAIL29K26K18K
Meerdaalwoud TrailBierbeek · BelgiumJAN 27
TRAIL23K20K16K
Houffa TrailHouffalize · BelgiumFEB 27
TRAIL100K75K52K
TDLS - Trail Nocturne & Ultra Trail de la SibérieProfondeville · Belgium
14MAR 27TRAIL
100 km run Kom op Tegen KankerWinterslag · Belgium · in 145 daysMAR 27
TRAIL147K131K102K
Le Dernier Homme DeboutAndenne · Belgium
11APR 27TRAIL24K15K7K
Ethias 15km Liège MétropoleGrivegnée · Belgium · in 173 days · 45K · €39APR 27
TRAIL65K39K21K
Trail des CisterciensTangissart · Belgium08MAY 27
HALF101K5K
Belgian Front Memorial TrailDiksmuide · Belgium · in 200 daysMAY 27
TRAIL83K43K21K
Grand Trail Des Lacs Et Châteaux - Summer EditionOvifat · BelgiumMAY 27
TRAIL27K21K11K
Trail de ChimayChimay · BelgiumJUN 27
TRAIL55K35K24K
Ohm TrailAywaille · BelgiumJUN 27
TRAIL27K10K
The Longest Day TrailSpa · BelgiumJUL 27
TRAIL50K36K28K
Chouffe 10 MilesHouffalize · BelgiumJUL 27
TRAIL47K36K28K
La Chouffe TrailHouffalize · BelgiumAUG 27
TRAIL69K42K30K
Trail Des FantômesLa Roche-en-Ardenne · BelgiumAUG 27
TRAIL80K
Ultra-Trail des SourcesTrois-Ponts · BelgiumAUG 27
TRAIL33K22K11K
Trail des 600 BoitheuxTheux · BelgiumSEPT 27
TRAIL42K21K10K
Trail Meyboom BrusselsBrussels · BelgiumSEPT 27
TRAIL37K22K12K
Trail des FéesBertrix · BelgiumOCT 27
TRAIL26K11K
Trail des 8 Clochers de Haute-LoireGrez-Doiceau · Belgium