Gladstone is a small rural town in the Mid North of South Australia in the approach to the lower Flinders Ranges. At the 2006 census, Gladsto…Gladstone is a small rural town in the Mid North of South Australia in the approach to the lower Flinders Ranges. At the 2006 census, Gladstone had a population of 629. The town services the surrounding district with two pubs, three churches, a bank, post office and several shops and small businesses providing basic goods and services. The closest hospital is 11 km away in a neighbouring rural town, but doctors take appointments in the town's medical clinic. There is a kindergarten, state primary school, Catholic primary school and a secondary school.