South Forest is a rural locality in the local government area (LGA) of Circular Head in the North-west and west LGA region of Tasmania. The locality is about east of the town of Smithton. The 2016 census recorded a population of 101 for the state suburb of South Forest.
History South Forest was gazetted as a locality in 1973.
Geography Black River forms much of the eastern boundary.
Road infrastructure Route C219 (Mengha Road) runs through from north to south.
References