Patterson Lakes is located in outer south-east Melbourne in Victoria, Australia. The canal suburb is located 35 km south-east of Melbourne's central business district. Its local government area is the City of Kingston. In the 2011 Census Patterson Lakes had a population of 7,582 people.
Patterson Lakes consists predominantly of new houses, and is home to the most popular boat launching facilities in Victoria. The Patterson River is a popular portal for Port Phillip. It includes four public launching ramps; joins the Tidal Canal system to Port Phillip; and includes the Patterson Lakes Marina and its facilities in Middle Harbour and Inner Harbour.