Castle Hill - East · Statistical Area 2 (SA2)
How well-off the area is, how fast its population is growing, and the businesses and new homes here.
A score of 9 out of 10 for overall advantage makes Castle Hill - East one of the most affluent areas in the country. Residents here have significantly more money and resources than the vast majority of other Australian neighbourhoods. This high level of wealth is matched by strong education and job skills across the community.
All statistical area 2 (sa2) areas, 2021. The marker is Castle Hill - East — higher than 86% of areas.
| Castle Hill - East | 9 |
|---|---|
| 2154, NSW | 10 |
SEIFA indexes ranking relative advantage and disadvantage.
The area is very advantaged, with an overall score of 1,089 that is higher than about 84% of similar places. Residents score 9 out of 10 for access to money and resources, while education and job skills are also very high at 8 out of 10.
9
Higher than 86% 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.
8
Higher than 71% 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.
9
Higher than 86% 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.
8
Higher than 71% 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.
1,089
Higher than 84% 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 fallen sharply, with the number of people dropping by 6.5% since 2021. This trend is far below the New South Wales increase of 6.1%.
5,305
Lower than 78% of statistical area 2 (sa2) areas.
Estimated resident population (ABS), 2025.
-6.5%
Lower than 99% of statistical area 2 (sa2) areas.
Population growth since the 2021 Census, from ABS annual estimates.
Operating businesses and dwellings approved.
There are 447 businesses operating in the area, which is fewer than in about 78% of similar locations.
447
Lower than 78% of statistical area 2 (sa2) areas.
Operating businesses (ABS Counts of Australian Businesses), June 2025.
Australian Bureau of Statistics. (2021). Economy & Advantage in Castle Hill - East [Census of Population and Housing]. CensusAtlas, used under CC BY 4.0. https://censusatlas.au/region/sa2/115011554/castle-hill-east/topic/economy-advantage
