Chatham Maritime Marina is an MDL-operated marina situated on the River Medway, reached by entering the river off Garrison Point at Sheerness and following the buoyed channel for 9. 5 miles. The marina entrance lies 1.

5 miles above Gillingham, after a long left-hand bend, and is accessed via a lock with 1. 5 metres over the sill at MLWS. The lock is available around the clock, and visiting skippers should call on VHF Channel 80 for berth availability.

The marina accommodates vessels up to 24 metres LOA across 412 berths and offers fuel (petrol and diesel). Nearby attractions include Upnor Castle, Rochester Cathedral, and the Royal Engineers Museum.

The site is also accessible by rail, with Chatham station a short taxi ride away.