Cygnet River is a locality in the Australian state of South Australia located on Kangaroo Island about 192 kilometres south-west of the state capital of Adelaide and about 12 kilometres from the municipal seat of Kingscote.

Kingscote is a town in the Australian state of South Australia located on Kangaroo Island about 119 kilometres (74 mi) south-west of the state capital of Adelaide. It is South Australia's oldest European settlement and the island's largest town. At the 2016 census, Kingscote had a population of 1,790. It is a well-established tourist centre and the administrative and communications centre. It is home to a colony of the smallest penguins in the world, the little penguin.