Geelong is a port city located on Corio Bay and the Barwon River, in the state of Victoria, Australia. Geelong is 75 kilometres (47 mi) south-west of the state capital, Melbourne. It is the second largest Victorian city, with an estimated urban population of 268,277 as of June 2018. It is also Australia's second fastest growing city. Geelong runs from the plains of Lara in the north to the rolling hills of Waurn Ponds to the south, with Corio Bay to the east and the Barrabool Hills to the west. Geelong is the administrative centre for the City of Greater Geelong municipality, which covers urban, rural and coastal areas surrounding the city, including the Bellarine Peninsula.