Cottesloe · Statistical Area 2 (SA2)
How well-off the area is, how fast its population is growing, and the businesses and new homes here.
A population increase of 11.7% since 2011 highlights the growing appeal of Cottesloe. This area stands out for its exceptional wealth and high levels of education, with an overall advantage score of 1,160 that is among the highest in the country.
All statistical area 2 (sa2) areas, 2021. The marker is Cottesloe — higher than 99% of areas.
| Cottesloe | 10 |
|---|---|
| 6011, WA | 10 |
SEIFA indexes ranking relative advantage and disadvantage.
Cottesloe reaches the maximum score of 10 for overall advantage, education, and access to resources. It is among the most advantaged areas in the nation and has very low levels of disadvantage.
10
Higher than 99% 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.
10
Higher than 99% 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.
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.
1,160
Higher than 99% 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 11.7% since 2021, which is much higher than most similar areas and slightly above the Western Australian figure of 10.7%. There are now 8,958 people living here.
8,958
Lower than 58% of statistical area 2 (sa2) areas.
Estimated resident population (ABS), 2025.
11.7%
Higher than 86% of statistical area 2 (sa2) areas.
Population growth since the 2021 Census, from ABS annual estimates.
Operating businesses and dwellings approved.
Cottesloe is a hub for local industry, with 1,550 businesses. This is a larger number of businesses than about 78% of similar areas.
1,550
Higher than 77% of statistical area 2 (sa2) areas.
Operating businesses (ABS Counts of Australian Businesses), June 2025.
Australian Bureau of Statistics. (2021). Economy & Advantage in Cottesloe [Census of Population and Housing]. CensusAtlas, used under CC BY 4.0. https://censusatlas.au/region/sa2/503011032/cottesloe/topic/economy-advantage
