Cronulla Marina sits on the shores of Port Hacking River at 2 Tonkin Street, Cronulla, New South Wales.

It serves as a practical base for boaters exploring the waterway, offering berths with electricity, a boat ramp, fuel, and slipping, haul-out, and boat maintenance and repair services.

The marina's location makes it a convenient access point for both the river and the broader Port Hacking area.

Cronulla's train station, beaches, and town centre are within easy walking distance, making it a useful stopover for visiting vessels as well as a base for local boaters.