Visiting the 'Hidden Groningen Beach' is free of charge. There are no entrance fees, parking fees, or other associated costs for access.
There is no cost to access the 'Hidden Groningen Beach'. It is an open, informal public space. Visitors do not pay for entrance, and as it is primarily accessed by bicycle or walking, there are no parking fees directly associated with the beach itself. Any costs would be personal, such as for food and drinks brought by the visitor.
This makes it an economical option for recreation. It also means there are no staffed facilities or services for which visitors would typically pay a fee.