Neerim South is a town in West Gippsland, Victoria, Australia, located in the Shire of Baw Baw, 110 kilometres east of Melbourne and 20 kilometres north of Warragul. At the 2021 census, Neerim South had a population of 1,599.The Post Office opened on 1 February 1883.The town was connected to the Victorian Railways network with the opening of a branch line from the main Gippsland line at Warragul on 18 March 1892, later connecting to Noojee in 1919. The line closed in 1958.