Roc Marathon - 28.04.2024

81.9km – 2105m +


A 83km timed marathon (1 circuit) for mountainbikers who have plenty training rides in their legs and who are looking for something challenging. The Roc Marathon is open for female licence holders (UCI Mountainbike series) as well as for non-licence holders (male and female).

The Roc Marathon is open for female licence holders (UCI Mountainbike series) as well as for non-licence holders (male and female).

Important! Pay attention to the different starting times and the conditions for participation


Roc Marathon (Sunday 28/04)

Wave Start
UCI women 8:30
Massastart without licence 9:00
Massastart 2 without licence 9u10

Participation package


  • ROC d’Ardenne finisher t-shirt
  • free insurance (helmet is compulsory, participants without helmet are not insured)
  • 5 provisions at the checkpoints, including sports drinks, water, fruit and snacks
  • Professional electronic timing
  • technical service
  • medical service
  • a signed itinerary
  • Secured bike park
  • Free bike wash
  • Showers and changing rooms

*Provisions only if you show the official tag!


5 feed zones will be provided for the Roc Marathon. The organization will provide sufficient drinks and food for all riders. These feed zones are accessible with a car without crossing the courses so that spectators or teams can get there. A plan of the different feed zones of the BIG Roc Marathon will be at the disposal of the riders at the registration area onsite and at the website later on.

Rules & regulations

The BIG roc marathon is an MTB Mountainbike Series race.

In case you take part in this race with an e-bike, you will be timed but you will not appear in the rankings.

Participants in the UCI MTB Marathon Series have to be

  • at least 19 years of age (born in 2005 or before)
  • dispose of a valid UCI license. This means:
    • either a yearly license
    • or a daily license of their own national federation.

The UCI code will be required on the registration documents and licenses will be checked on site the day before the race (see below). No UCI point minimum is required.

Female Belgian participants without yearly license can still participate in the official race by buying a daily license from the FCWB (with a 5 € surcharge).

The purchase of daily licenses, if the UCI Marathon is not complete yet, is only possible on Saturday 27/04 during the opening hours of the license check (4PM – 8PM). Signing up for the UCI MTB Marathon Series on the day itself is not possible.

Non-Belgians without a license have to buy a daily license beforehand from their national federation. They cannot buy a daily license at the event.

Licenses will be checked on Saturday 27/04 from 4PM until 8PM. No license control will take place on Sunday morning.

Bikers who do not wish to participate at the UCI race (male or female), can start in the mass race at 9:00 AM. If the race is not complete yet, If the race is not complete yet, it will be possible to register for this race on Saturday.

For the UCI Marathon the time registration will be done according to the “gun time” principle. This means that the time for all participants starts once the starting signal has been given.

For all other races of the marathon the net time will be applied. This means that your timing will start once you have crossed the control-carpet at the start of the race.

No separate results are made for “U23” or “masters” categories.

Roc Marathon women 575 EUR : 200€ -150€ -100€ -75€ -50€