Austral lies approximately 42 kilometres south-west of the Sydney central business district in the City of Liverpool local government area. The suburb carries the postcode 2179 and occupies gently sloping land around 78 metres above sea level.
The 2021 Census recorded 6,847 residents with a nearly even gender split of 51.5 per cent male and 48.5 per cent female, yielding a median age of 31 years, younger than the New South Wales median of 39 years.
Just over half of residents (50.3 per cent) were born in Australia, with the most common birthplace outside Australia being Iraq at 5.6 per cent. And languages spoken at home include Arabic (8.7 per cent) and Nepali (5.0 per cent), while only 37.8 per cent speak only English at home.
The median weekly household income stood at $2,168, and households averaged around 3.1 persons, with approximately two motor vehicles per dwelling.
Public transport connection relies mainly on bus routes, including 853, 854, 855 and 861, linking Austral with Liverpool, Leppington and surrounding suburbs, while the nearest railway station is in Leppington, about five kilometres away.
Bringelly Road and the Westlink M7 motorway carry most traffic between Austral, Liverpool and other south‑western corridors.
Residents access essential amenities through a modest commercial centre at Fifteenth Avenue and Edmonson Avenue that includes a post office, telephone exchange, small shops and cafés.
Austral Primary School and community facilities such as a youth centre, sportsground, skate ramp, tennis courts and a bowls club occupy Craik Park and the W V Scott Memorial Park precinct.
The suburb features a Rural Fire Service station, retirement villages and a Hindu temple and operates as a local site for animal shelter services.
Austral lies within the South West Growth Area and benefits from planned precinct infrastructure delivering up to 17,350 new homes, expanded employment zones, upgraded roads, neighbourhood centres and extensive open‑space reserves to support recreation and connectivity.
Recreation lies close by in the Western Sydney Parklands along with numerous local green spaces that residents report as safe, diverse and offering plentiful outdoor access, including dog‑friendly areas and bike trails.