Gympie /ˈɡɪmpi/ is a regional town in the Wide Bay-Burnett region of Queensland, Australia. It is about 160 kilometres (100 mi) north of the state capital, Brisbane. The city lies on the Mary River, which floods the town periodically. Gympie is the administrative centre for the Gympie Region area. At the 2011 census, Gympie had a population of 18,602.Gympie is famous for its gold field. It contains a number of historic buildings registered on the Queensland Heritage Register.