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For all practical information on the program and routes, click on the button below.
Website Marathon du Grand Ballon
Become now a Trailrun member (%s / year) and benefit from all te advantages, register easier and much cheaper ! only %s spots left
Sorry you are too late, registration for the Marathon du Grand Ballon is no longer possible.
Click here for all information regarding the medical certificate.
You will also find a correct template to present to the doctor.
TEMPORARY OFFER - Activate FLEXI for this registration, making it highly flexible, and the FLEXI will be automatically activated free of charge for one year on all your future registrations on Passion For Sports (choice from more than 70 events) - Offer valid only for Account Holders
11Km - 15km - 20km - 25km - 34km
A trail through the ''green lung'' of Brussels: The Sonian Forest..
12km (sun.) - 15km (sat.) - 23km (sun.) - 33km (sun.) - 44km (sun.)
Trailrun nearby La Roche-en-Ardenne. Distances: 12km, 15km, 23km, 33km or 44km...