Sunbury - South · Statistical Area 2 (SA2)
How well-off the area is, how fast its population is growing, and the businesses and new homes here.
Roughly half of similar areas are more advantaged than Sunbury - South, which sits in a middle ground for wealth and skills. The area is expanding rapidly, with a population of 17,683 and growth that far outpaces the state average.
All statistical area 2 (sa2) areas, 2021. The marker is Sunbury - South — lower than 57% of areas.
| Sunbury - South | 5 |
|---|---|
| 3429, VIC | 7 |
SEIFA indexes ranking relative advantage and disadvantage.
Typical residents have a moderate level of access to money and education, with an overall advantage score of 990, which is slightly below the national average.
5
Lower than 57% of statistical area 2 (sa2) areas.
ABS Index of Relative Socio-economic Advantage and Disadvantage, 2021, as a national decile: 1 = among the 10% most disadvantaged areas in Australia, 10 = among the 10% most advantaged. IRSAD summarises both advantage and disadvantage, so a high score reflects relatively many high-income, well-educated households and few low-income, low-skill ones.
6
Higher than 57% of statistical area 2 (sa2) areas.
ABS Index of Relative Socio-economic Disadvantage, 2021, as a national decile: 1 = among the 10% most disadvantaged areas in Australia, 10 = among the least disadvantaged. IRSD focuses on disadvantage alone (low income, low education, unemployment, unskilled occupations), so a higher decile means relatively less disadvantage.
6
Higher than 57% of statistical area 2 (sa2) areas.
ABS Index of Economic Resources, 2021, as a national decile: 1 = among the 10% lowest areas for economic resources in Australia, 10 = among the highest. IER reflects the income, housing costs, dwelling size and assets of households, so a higher decile means relatively greater economic resources.
5
Lower than 57% of statistical area 2 (sa2) areas.
ABS Index of Education and Occupation, 2021, as a national decile: 1 = among the 10% lowest areas for education and occupation in Australia, 10 = among the highest. IEO reflects residents' qualifications and the skill level of their jobs, so a higher decile means a more highly educated and skilled workforce.
990
Lower than 53% of statistical area 2 (sa2) areas.
ABS Index of Relative Socio-economic Advantage and Disadvantage, 2021, as a raw index score (standardised so the Australian average is about 1000). Higher scores indicate relatively greater advantage; lower scores greater disadvantage.
Annual population estimates and change since the census.
Population growth has been among the highest for similar areas, rising by 17.1% since 2021, which is well above the Victorian figure of 8.0%.
17,683
Higher than 80% of statistical area 2 (sa2) areas.
Estimated resident population (ABS), 2025.
17.1%
Higher than 88% of statistical area 2 (sa2) areas.
Population growth since the 2021 Census, from ABS annual estimates.
Operating businesses and dwellings approved.
The area is home to 1,240 businesses, a count that is larger than about 68% of similar areas.
1,240
Higher than 67% of statistical area 2 (sa2) areas.
Operating businesses (ABS Counts of Australian Businesses), June 2025.
Australian Bureau of Statistics. (2021). Economy & Advantage in Sunbury - South [Census of Population and Housing]. CensusAtlas, used under CC BY 4.0. https://censusatlas.au/region/sa2/210041540/sunbury-south/topic/economy-advantage
