Postcode · Area profile
5140, SA
4 km²
High levels of education and income define postcode 5140, where nearly 43% of adults hold a university degree. This small community of 454 people is characterized by wealthy households and a strong preference for separate housing. It is a place where typical incomes are well above the national figure and many residents lead professional lives. These factors combine to create an affluent area that is far more advantaged than most other parts of the state.
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The area is slightly younger than the South Australian average, with a typical resident aged 40. Children under 15 make up 18.9% of the population, which is higher than most areas, while seniors aged 65 and over are much less common here than elsewhere in the state.
People born overseas make up 22.9% of the community, a figure that has remained steady since 2011. English and Australian are the most common ancestries, followed by German, Scottish, and Irish heritage.
English is the main language for 89.9% of residents, and the proportion of people using another language at home is far below the national figure. Only 1.1% of the population speaks little or no English.
A large majority of residents report having no religion, at 61.0%. This is far above the national figure and represents a significant increase of 26 percentage points since 2011.
This is a highly qualified community, with 42.9% of adults holding a bachelor degree or higher, far above the state and national averages. High school completion is also much more common here than in most other areas, at 73.2%.
Incomes are very high, with the typical weekly household earning $2,625, which is far above the South Australian figure. This wealth is reflected in the fact that 36.2% of households earn $3,000 or more per week, a sharp increase since 2011.
Residents are in good health, with only 2.4% needing help with daily activities—among the lowest rates for similar areas. However, 11.5% of people report a mental health condition, which is a little above the national average.
Community spirit is strong, with 29.8% of people volunteering, far above the national figure. A higher than usual proportion of residents also provide unpaid care for children and do housework.
Families tend to be larger here, with 2.7 people per home and 66.2% of households consisting of couples with children. Very few people live alone, at just 12.9%, which is far below the state average.
Every single home in the area is a separate house, and 87.7% have three or more bedrooms. Renting is extremely rare at just 1.8%, while typical monthly mortgage payments are well above the national figure.
The area is heavily reliant on cars, with no homes lacking a motor vehicle. While 16.9% of people work from home, almost no one uses public transport for their daily commute.
The community is very stable, with only 27.6% of people moving in the last five years, which is well below the national figure. There have been no recent arrivals from overseas since 2016.
A high proportion of adults, 71.6%, are working or looking for work, far above the national average. Most residents work as professionals or managers, particularly in health, education, and technical fields.
This area is among the most advantaged in the country, scoring the maximum 10 for access to resources and job skills. Its overall advantage score is higher than about 91% of similar areas.
Crime rates for assault, burglary, and theft are much lower than in most areas. The overall crime rate has fallen by 42.9% over the last five years.
Despite being within a short walk of public transport, the area is very car-dependent. Residents are far less likely than the state average to live within walking distance of groceries, schools, or health services.
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