The Boulogne-sur-Mer marina currently has 470 berths spread over three harbours:

L’avant port (outer harbour)

This harbour has 24-hour access and 130 berths, 70 of which are set aside for visitors. Paying members may also use this harbour whilst waiting to enter or leave the basins. It is equipped with 10m boardwalks as well as 4 additional boardwalks providing a 22m mooring stretch to accommodate large boats.

Le bassin Napoléon (Napoleon harbour)

This harbour has 150 berths for boats up to 25m in length.
It can be accessed via a lock 3 hours 20 min before high tide and 4 hours 30 min after high tide

Le bassin Frédéric Sauvage (Frédéric Sauvage harbour)

this harbour has 190 berths for motorboats.
It can be accessed via a lock 3 hours before and after high tide

A number of short and long term expansion projects are planned to increase the capacity of the marina

Plan of the marina soon available.