DemographicsMount Gambier is approximately 26.8 square kilometres. In 2016 the population of Mount Gambier was 25512. The population is 48% male and 52% female. On average the monthly mortgage repayments in Mount Gambier are $1000 to $1399. The most common weekly income bracket is $300 to $399 per week. Weekly rents in the area are on average $150 to $199.
DescriptionMount Gambier is the second most populous city in South Australia with an estimated urban population of 28,929. The city is located on the slopes of Mount Gambier (volcano) in the south east of the state, about 450 kilometres (280 mi) south-east of the capital Adelaide and just 17 kilometres (11 mi) from the Victorian border, it is the most important settlement in the Limestone Coast region and the seat of government for both the City of Mount Gambier and the District Council of Grant.