Northgate - Northfield · Statistical Area 2 (SA2)
How well-off the area is, how fast its population is growing, and the businesses and new homes here.
A strong business presence defines Northgate - Northfield, which hosts 1,518 businesses. The area is generally better off than many other similar places, with a typical advantage score of 1,007 that sits above the national figure.
All statistical area 2 (sa2) areas, 2021. The marker is Northgate - Northfield — higher than 57% of areas.
| Northgate - Northfield | 6 |
|---|---|
| 5085, SA | 6 |
SEIFA indexes ranking relative advantage and disadvantage.
Residents here tend to have good education and job skills, which helps push the overall advantage score higher than about 60% of similar areas.
6
Higher 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.
5
Lower 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.
4
Lower than 64% 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.
7
Higher than 64% 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.
1,007
Higher than 54% 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 has grown by 7.3% since 2021, a rate that is a little above the South Australian figure of 5.6%.
19,797
Higher than 86% of statistical area 2 (sa2) areas.
Estimated resident population (ABS), 2025.
7.3%
Higher than 71% of statistical area 2 (sa2) areas.
Population growth since the 2021 Census, from ABS annual estimates.
Operating businesses and dwellings approved.
With 1,518 businesses, this area has a larger number of enterprises than about 77% of similar places.
1,518
Higher than 76% of statistical area 2 (sa2) areas.
Operating businesses (ABS Counts of Australian Businesses), June 2025.
Australian Bureau of Statistics. (2021). Economy & Advantage in Northgate - Northfield [Census of Population and Housing]. CensusAtlas, used under CC BY 4.0. https://censusatlas.au/region/sa2/402031175/northgate-northfield/topic/economy-advantage
