Port Adelaide is a single-member electoral district for the South Australian House of Assembly. Named after Port Adelaide, which it surrounds, it is a 118.8 km² suburban and industrial electorate on Adelaide's Lefevre Peninsula, and stretches east toward Adelaide's northern suburbs. It contains a mix of seaside residential areas, wasteland and industrial regions. In addition to its namesake suburb of Port Adelaide, the district includes the suburbs of Birkenhead, Bolivar, Cavan, Dry Creek, Ethelton, Exeter, Garden Island, Gepps Cross, Gillman, Glanville, Globe Derby Park, Largs Bay, Largs North, New Port, North Haven, Osborne, Ottoway, Outer Harbor, Peterhead, Semaphore, Semaphore South, St Kilda, Taperoo, Torrens Island, Wingfield, as well as part of Rosewater.