Adelaide · Statistical Area 2 (SA2)
How well-off the area is, how fast its population is growing, and the businesses and new homes here.
A growth rate of 21.7% since 2021 makes Adelaide one of the fastest-growing areas in its class. While it is a hub for high-level skills and business, there is a sharp contrast between its professional success and the limited financial resources available to many of its residents.
All statistical area 2 (sa2) areas, 2021. The marker is Adelaide — higher than 64% of areas.
| Adelaide | 7 |
|---|---|
| 5000, SA | 8 |
SEIFA indexes ranking relative advantage and disadvantage.
The area ranks among the highest for education and job skills, though it is smaller than 90% of similar areas when it comes to access to money and resources. Overall, it is more advantaged than about 70% of other areas, with a typical score of 1,045.
7
Higher than 64% 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.
4
Lower than 64% 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.
1
Lower than 99% 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.
10
Higher than 99% 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.
1,045
Higher than 69% 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.
The population grew by 21.7% since 2021, which is far above the South Australian figure of 5.6%. With 22,657 people, it is among the largest areas at this level.
22,657
Higher than 88% of statistical area 2 (sa2) areas.
Estimated resident population (ABS), 2025.
21.7%
Higher than 91% of statistical area 2 (sa2) areas.
Population growth since the 2021 Census, from ABS annual estimates.
Operating businesses and dwellings approved.
Adelaide is a major commercial hub, hosting 11,329 businesses, which is among the largest counts for its area type.
11,329
Higher than 89% of statistical area 2 (sa2) areas.
Operating businesses (ABS Counts of Australian Businesses), June 2025.
Australian Bureau of Statistics. (2021). Economy & Advantage in Adelaide [Census of Population and Housing]. CensusAtlas, used under CC BY 4.0. https://censusatlas.au/region/sa2/401011001/adelaide/topic/economy-advantage
