Local government areas of South Australia

Local government in the Australian state of South Australia describes the organisations and processes by which towns and districts can manage their own affairs to the extent permitted by section 64A of Constitution Act 1934 (SA).

LGAs sorted by region
The organisations, often called local government areas (LGAs) are constituted and managed in accordance with the Local Government Act 1999 (South Australia). They are grouped below by region, as defined by the Local Government Association of South Australia. Maralinga Tjarutja and Anangu Pitjantjatjara Yankunytjatjara aboriginal councils both located in the remote north of the state are by far the largest South Australian LGAs, both exceeding 100,000 km2. Coorong District Council and Loxton Waikerie are the next largest LGAs. The smallest LGAs are Walkerville and then Prospect, both occupying less than 10 km2 each.

The area with the largest population growth was Playford in Adealide's northern suburbs with a net increase of 2,847 people from June 2021 to June 2022. Port Pirie had the largest net reduction in population of 106. The fastest growth of an LGA in South Australia was in Adelaide Plains at 4.9 percent. Coober Pedy was the fastest shrinking LGA, at -3.0 percent.

Metropolitan Adelaide
This group of areas are found around Metropolitan Adelaide along a 70 km stretch of the Gulf St Vincent coast and up to 50 km inland.