The South Tongu District is one of the 261 Metropolitan, Municipal and District Assemblies (MMDAs) in Ghana, and forms part of the 18 of Municipalities and Districts in the Volta Region.

The District lies within the wet semi-equatorial and dry equatorial climatic zones, which are very good for livestock production. The Administrative capital of the District is Sogakofe.

The main river draining the district is the Volta, which runs along its western border, but it is also drained by numerous streams, prominent among them being the Chinni and Todzi, with a large number of lagoons in the southern sector of the District.

The District shares boundaries with the Central Tongu District to the north and north-west, the Akatsi South Municipal to the north-east, Keta Municipal to the south and the Ada East District to the west and south-west.

In terms of size, it covers a total land area of 665 square kilometres

The population of the District according to 2021 population and housing census stands at 113,114 with 52,488 males and 60,626 females.