Piara Waters - Forrestdale · Statistical Area 2 (SA2)
How well-off the area is, how fast its population is growing, and the businesses and new homes here.
High levels of wealth and rapid expansion define daily life in Piara Waters - Forrestdale. This area is among the most advantaged in the region, with a population that has grown by 30.9% since the last census.
All statistical area 2 (sa2) areas, 2021. The marker is Piara Waters - Forrestdale — higher than 71% of areas.
| Piara Waters - Forrestdale | 8 |
|---|---|
| 6112, WA | 5 |
SEIFA indexes ranking relative advantage and disadvantage.
Residents here have a very high level of access to money and resources, scoring a 10 out of 10. This contributes to an overall advantage score of 1,068, which is higher than about 78% of similar areas.
8
Higher than 71% 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.
9
Higher than 86% 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.
10
Higher 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.
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.
1,068
Higher than 77% 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 surged to 21,815 people, a growth rate of 30.9% that is far above the Western Australian figure of 10.7%.
21,815
Higher than 88% of statistical area 2 (sa2) areas.
Estimated resident population (ABS), 2025.
30.9%
Higher than 95% of statistical area 2 (sa2) areas.
Population growth since the 2021 Census, from ABS annual estimates.
Operating businesses and dwellings approved.
Business activity is strong for the area, with 1,947 businesses operating here, a count that is larger than about 87% of similar areas.
1,947
Higher than 86% of statistical area 2 (sa2) areas.
Operating businesses (ABS Counts of Australian Businesses), June 2025.
Australian Bureau of Statistics. (2021). Economy & Advantage in Piara Waters - Forrestdale [Census of Population and Housing]. CensusAtlas, used under CC BY 4.0. https://censusatlas.au/region/sa2/506011308/piara-waters-forrestdale/topic/economy-advantage
