The City of Port Augusta is a local government area located at the northern end of Spencer Gulf in South Australia.

[6][7] A number of smaller separate municipalities were proclaimed in the Port Augusta area, including the Corporate Town of Davenport (August 1887), the Corporate Town of Port Augusta West (October 1887), and the District Council of Davenport (January 1888, later called Woolundunga).

The former town hall fell into disuse, and was advertised for sale by the state government in June 2015 awaiting redevelopment.

The city was the site of South Australia's main power supplier, the Port Augusta powerhouse, located on the coast of the Spencer Gulf.

[10] Towns and localities in the district include: The City of Port Augusta has a directly elected mayor.