There are several car parks around and near the Sphinx Quarter, the closest being parking Sphinxterrein. Further on, there is also the possibility to park under Mosae Forum shopping centre or at the Bassin.

Here are the addresses for navigation:
Parking Frontenpark
Parking Sphinxterrein
Parking Mosae Forum
Parking Bassin

Tip: parking at Q-Park Bassin during a concert at a discounted rate, so book your parking spot in advance.