The Shire of Corangamite is a local government area in the Barwon South West region of Victoria, Australia, located in the south-western part of the state. It covers an area of 4,408 square kilometres (1,702 sq mi) and in June 2018 had a population of 16,140. It includes the towns of Camperdown, Terang, Cobden, Timboon, Port Campbell and Skipton. It was formed in 1994 from the amalgamation of the Town of Camperdown, Shire of Hampden, Shire of Heytesbury, and parts of the Shire of Otway, Shire of Mortlake and Shire of Warrnambool.

The Barwon South West is an economic rural region located in the southwestern part of Victoria, Australia. The Barwon South West region stretches from the tip of the Queenscliff Heads to the border of South Australia. It is home to Victoria’s largest provincial centre, Geelong and the major centres of Aireys Inlet, Apollo Bay, Camperdown, Colac, Hamilton, Lorne, Port Campbell, Port Fairy, Portland, Torquay and Warrnambool. It draws its name from the Barwon River and the geographic location of the region in the state of Victoria.