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Collaroy Plateau Postcode
New South Wales
Income, rent and SEIFA figures are from the ABS 2021 Census and are reported in 2021 dollars, not adjusted for subsequent inflation.
How Collaroy Plateau Compares
Collaroy Plateau vs the NSW average and the national average (2021 Census, population-weighted).
| Metric | Collaroy Plateau | NSW avg | AU avg | Greater Sydney |
|---|---|---|---|---|
| Household income/wk | $3,278 +NSW | $1,931 | $1,836 | $2,181 |
| Rent/wk | $800 +NSW | $445 | $390 | $506 |
| Mortgage/month | $3,467 +NSW | $2,247 | $1,958 | $2,587 |
| Median age | 40 | 45.0 | 45.0 | 39.0 |
| SEIFA decile | 10/10 +NSW | 6.0/10 | 6.0/10 | 10.0/10 |
| Unemployment | 2.4% -NSW | 5.0% | 5.0% | 5.0% |
Green pill = at least 10% above the NSW average; red = at least 10% below; grey = within 10%. For unemployment, colour polarity is inverted: lower is better.
Collaroy Plateau is a coastal suburb of Sydney in New South Wales, with postcode 2097. It sits about 17 km from the Sydney CBD, within the Northern Beaches local government area. The suburb footprint covers roughly 1.2 square kilometres.
According to the 2021 Census, Collaroy Plateau has a population of 4,805 with a median age of 40. The median weekly household income is $3,278, above the NSW average. The unemployment rate is 2.4%, lower than the NSW average. The Indigenous population is 26 (0.5% of residents).
Housing in Collaroy Plateau includes a median weekly rent of $800, median monthly mortgage repayment of $3,467, with 1,445 total dwellings. These housing costs sit above the NSW average. Owner-occupied dwellings (owned or mortgaged) make up 87.3% of housing.
On the SEIFA Index of Relative Socio-economic Advantage and Disadvantage, Collaroy Plateau scores in decile 10 out of 10, which is well above the national average.
Schools in Collaroy Plateau include Collaroy Plateau Public School, Wheeler Heights Public School and St Rose Catholic Primary School.
Collaroy Plateau is part of the Warringah statistical area in New South Wales.
Collaroy Plateau Details
| Postcode | 2097 |
| State | New South Wales (NSW) |
| Phone Area Code | 02 |
| Population (2021) | 4,805 |
| Median Age | 40 years |
| Median Household Income (Census 2021) | $3,278/week |
| Median Personal Income (Census 2021) | $1,071/week |
| Median Weekly Rent (Census 2021) | $800 |
| Median Monthly Mortgage (Census 2021) | $3,467 |
| Average Household Size | 3.2 persons |
| Area | 1.2 km² |
| Population Density | 3938/km² |
| Total Dwellings | 1,445 |
| Australian Citizens | 91.7% |
| Indigenous Population | 26 (0.5%) |
| Unemployment Rate | 2.4% |
| SEIFA IRSAD Decile | 10/10 (well above average) |
| Latitude | -33.7293 |
| Longitude | 151.29 |
| Distance from Sydney | 17 km |
| Region (SA4) | Sydney - Northern Beaches |
| Area (SA3) | Warringah |
| Local Government | Northern Beaches |
| Federal Electorate | Mackellar |
Age Profile
Show counts
| 0–14 years | 1,071 (22.3%) |
| 15–24 years | 673 (14.0%) |
| 25–44 years | 1,034 (21.5%) |
| 45–64 years | 1,399 (29.1%) |
| 65+ years | 643 (13.4%) |
Housing Tenure
SEIFA Socio-economic Index
Index of Relative Socio-economic Advantage and Disadvantage (IRSAD), decile 10 of 10. Higher deciles indicate more advantage.
Health Conditions (2021 Census)
| Asthma | 302 (6.3%) |
| Arthritis | 270 (5.6%) |
| Heart Disease | 132 (2.7%) |
| Cancer | 131 (2.7%) |
| Diabetes | 123 (2.6%) |
| Lung Condition | 38 (0.8%) |
| Dementia | 16 (0.3%) |
Long-term health conditions self-reported in the 2021 Census. Persons may report more than one condition.
Motor Vehicles per Dwelling
| No vehicle | 36 (2.5%) |
| 1 vehicle | 318 (22.1%) |
| 2 vehicles | 657 (45.7%) |
| 3+ vehicles | 426 (29.6%) |
Schools in Collaroy Plateau
Suburbs Near Collaroy Plateau
Same Postcode (2097)
More Collaroy Plateau Data
Page last reviewed . Data sources: Australian Bureau of Statistics 2021 Census (CC BY 4.0), SEIFA 2021 IRSAD, ACARA school profiles 2025. How this data is sourced.