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Cottesloe
Western Australia · Perth - Inner · 7,750 people · 1 suburbs · 1 postcodes
Cottesloe at a glance
Map shows the Cottesloe LGA boundary in blue with a marker per suburb. Hover for suburb name, click for details.
Marker colour reflects SEIFA IRSAD decile: ● 1-2 (most disadvantaged), ● 3-4, ● 5-6, ● 7-8, ● 9-10 (most advantaged).
Boundary source: ABS ASGS 2021. Map tiles: OpenStreetMap contributors.
Cottesloe is a metropolitan Local Government Area in Western Australia, in the Perth region. It covers 1 suburbs across 1 postcodes and an area of 4 km². Cottesloe has a population of 7,750 , ranking #48 most populous in WA. The most populous suburb is Cottesloe (7,750 residents), and the highest median household income is in Cottesloe at $3,351/week. The LGA-wide median household income is $3,351/week and median age is 44.0. About 24.6% of residents were born overseas and 6.4% speak a language other than English at home.
Who lives here
Age structure
Show counts
| 0–14 years | 1,214 (15.7%) |
| 15–24 years | 986 (12.7%) |
| 25–44 years | 1,719 (22.2%) |
| 45–64 years | 2,145 (27.7%) |
| 65+ years | 1,679 (21.7%) |
How they live
Housing tenure
Dwelling type mix
Work and learning
Schools in Cottesloe
1 schools across Cottesloe : 100.0% Government, 0% Catholic, 0% Independent. The WA average is 71.4% / 14.1% / 14.5%. Schools here have a median ICSEA of 1164 (range 1164 to 1164). WA median is 1006; national mean is 1000.
Sector mix
Type breakdown
ICSEA range
ICSEA (Index of Community Socio-Educational Advantage) summarises the socio-economic background of each school's families. Higher values indicate more advantage. Source: ACARA 2025.
All 1 schools in Cottesloe , sorted by enrolment:
| School | Sector | Type | Suburb | Students | ICSEA |
|---|---|---|---|---|---|
| North Cottesloe Primary School | Government | Primary | Cottesloe | 348 | 1164 |
Source: ACARA School Profiles 2025. ICSEA shown where reported; some schools (notably small primaries) do not publish ICSEA.
SEIFA socio-economic indexes
SEIFA 2021 ranks Australian areas across four dimensions. Scores are population-weighted averages of suburb-level SEIFA scores within Cottesloe . Higher scores indicate more advantage; the national mean is 1000.
IRSAD
Relative socio-economic advantage and disadvantage
IRSD
Relative disadvantage only (lower = more disadvantaged)
IER
Economic resources: income, wealth, housing
IEO
Education and occupation: qualifications, skill levels
Suburbs in Cottesloe
Cottesloe contains 1 suburbs and 1 postcodes. Sorted by population.
| Suburb | Postcode | Population | Median income | Median age |
|---|---|---|---|---|
| Cottesloe | 6011 | 7,750 | $3,351/wk | 44 |
Postcodes covered
Compare Cottesloe with neighbouring LGAs
Side-by-side demographic and socio-economic snapshot of Cottesloe and its closest neighbouring LGAs.
| LGA | Population | Median age | Median HH income | SEIFA IRSAD | % renting | % overseas-born |
|---|---|---|---|---|---|---|
| Cottesloe (WA) | 7,750 | 44.0 | $3,351/wk | 1160 | 27.2% | 24.6% |
| Nedlands | 19,980 | 43.4 | $3,236/wk | 1159 | 22.3% | 34.8% |
Services and amenities
Frequently asked questions about Cottesloe
What is the population of Cottesloe ?
The 2021 Census recorded 7,750 people living in Cottesloe , across 1 suburbs.
What suburbs are in Cottesloe ?
Cottesloe contains 1 suburbs. The most populous are Cottesloe.See the full list in the Suburbs section above.
What postcodes are in Cottesloe ?
Cottesloe covers 1 postcodes: 6011.
What is the median household income in Cottesloe ?
The population-weighted median household income across Cottesloe is $3,351 per week (2021 Census), ranking #2 of 123 WA LGAs.
How many schools are in Cottesloe ?
Cottesloe has 1 schools, including 1 government, 0 Catholic, and 0 independent schools (ACARA 2025).
What is the SEIFA score for Cottesloe ?
Cottesloe has a population-weighted SEIFA IRSAD score of 1160, where the national average is 1000. Higher scores indicate more relative advantage.
Page last reviewed . Data sources: Australian Bureau of Statistics 2021 Census (CC BY 4.0), SEIFA 2021 (IRSD, IRSAD, IER, IEO), ACARA School Profiles 2025, ABS ASGS 2021 LGA boundaries. How this data is sourced.