It is by far the largest region, with very nearly 80 percent of the land area of South Australia, but less than one percent of its population, making it simultaneously by far the least populated and the least densely populated of all seven regions. The region encompasses all areas north and west of the more densely populated southeasten part of the state, all the way to its northern border with the Northern Territory (26th parallel south) and to its western border with Western Australia (129th meridian east). It also borders with Queensland in the northeast, and with New South Wales in the east (141st meridian east).
The South Australian Outback Region has a population of 12,496 (as of census of 2006, on an area of 834,679.8, which makes for a population density of 0.015 per km². The largest town is the mining town Roxby Downs (pop. 4055). In total, there are some 60 settlements and communities, including aboriginal communities.
Four of the five aboriginal councils of South Australia fall within the geographical bounds of the Outback Region. They are listed with the Local Government Areas below. Only Gerard (Aboriginal Council) falls within Murray Mallee region, which is southeast of the Outback Region.
The largest towns of the Outback Region, with their 2006 census population figures:
|founded||Local Government Area|
|Roxby Downs||mining town||4055||1988||Roxby Downs|
|Coober Pedy||opal mining town||1916||1915||Coober Pedy|
|Leigh Creek||coal mining town||548||1888||Outback Areas Community Development Trust|
|Andamooka||opal mining town||528||1920s||Outback Areas Community Development Trust|
|Indulkana||aboriginal community||339||Anangu Pitjantjatjara Yankunytjatjara|
|Pukatja (Ernabella)||aboriginal community||332||1938||Anangu Pitjantjatjara Yankunytjatjara|
|Amata||aboriginal community||319||1961||Anangu Pitjantjatjara Yankunytjatjara|
|Mimili||aboriginal community||303||1972||Anangu Pitjantjatjara Yankunytjatjara|
|Woomera||military facility||295||1947||Outback Areas Community Development Trust|
|Oodnadatta||cattle station||277||1890||Outback Areas Community Development Trust|
These ten largest towns encompass more than 70 percent of the Outback Region population.
Local government areas
On the local government level, the Outback Region is composed of seven units, with a wide range in area from 76 to 624,339 km²:
|Local Government Area||Type||Major Town||Land Area
|Roxby Downs||Municipal Council||Roxby Downs||110||4292||39,018||2||1982|
|Coober Pedy||District Council||Coober Pedy||77,8||1996||25,656||1||1987|
|Anangu Pitjantjatjara Yankunytjatjara||Aboriginal Council||Umuwa||102650||2204||0,021||18||1981|
|Maralinga Tjarutja 1)||Aboriginal Council||Oak Valley||102863,6||105||0,001||1||1984|
|Nepabunna||Aboriginal Council||Nepabunna, South Australia||76,4||49||0,641||1||1998|
|Outback Communities Authority||Unincorporated Area||Leigh Creek||624339.0||3750||0,006||36||1978|
|Outback||LGA Region||Roxby Downs||834679,8||12496||0,015||60|
|1) including Mamungari Conservation Park and Emu Field, excluding Maralinga|