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Western Australia · Postcode 6012
Mosman Park postcode and suburb data
Western Australia · Phone area code 08 · 12 km from Perth
Suburb snapshot
Mosman Park at a glance vs WA
Fast facts and benchmark bars show the suburb's key postcode, Census, SEIFA, school and LGA signals in context.
Quick facts
Benchmarks against WA
Income, rent and SEIFA figures are from the ABS 2021 Census and are reported in 2021 dollars, not adjusted for subsequent inflation.
Where Mosman Park ranks: household income is in the top 25% of WA suburbs; SEIFA decile 10 puts it in the top 20% of Australia for socio-economic advantage.
ABS Census 2021 · SEIFA 2021Detailed comparison table
Mosman Park vs the WA average and the national average, using population-weighted 2021 Census data.
| Metric | Mosman Park | WA avg | AU avg | Greater Perth |
|---|---|---|---|---|
| Household income/wk | $2,132 +WA | $1,891 | $1,836 | $1,962 |
| Rent/wk | $300 -WA | $355 | $390 | $378 |
| Mortgage/month | $3,000 +WA | $1,890 | $1,958 | $2,002 |
| Median age | 42 | 43.0 | 45.0 | 40.0 |
| SEIFA decile | 10/10 +WA | 6.0/10 | 6.0/10 | 8.0/10 |
| Unemployment | 4.5% ≈WA | 5.0% | 5.0% | 5.0% |
Green pill = at least 10% above the WA average; red = at least 10% below; grey = within 10%. For unemployment, colour polarity is inverted: lower is better.
Mosman Park is a coastal suburb of Perth in Western Australia, with postcode 6012. It sits about 12 km from the Perth CBD, within the Mosman Park local government area. The suburb footprint covers roughly 4.3 square kilometres.
According to the 2021 Census, Mosman Park has a population of 9,169 with a median age of 42. The median weekly household income is $2,132, above the WA average. The unemployment rate is 4.5%. The Indigenous population is 101 (1.1% of residents).
Housing in Mosman Park includes a median weekly rent of $300, median monthly mortgage repayment of $3,000, with 3,520 total dwellings. These housing costs sit above the WA average. Owner-occupied dwellings (owned or mortgaged) make up 65.3% of housing.
On the SEIFA Index of Relative Socio-economic Advantage and Disadvantage, Mosman Park scores in decile 10 out of 10, which is well above the national average.
There are 5 schools in the Mosman Park area, including Iona Presentation College, St Hilda's Anglican School for Girls, Mosman Park Primary School and others.
Mosman Park is part of the Cottesloe - Claremont statistical area in Western Australia.
Mosman Park details
Location, Census, housing, SEIFA and geography fields used across this profile.
| Postcode | 6012 |
| State | Western Australia (WA) |
| Phone Area Code | 08 |
| Population (2021) | 9,169 |
| Median Age | 42 years |
| Median Household Income (Census 2021) | $2,132/week |
| Median Personal Income (Census 2021) | $1,030/week |
| Median Weekly Rent (Census 2021) | $300 |
| Median Monthly Mortgage (Census 2021) | $3,000 |
| Average Household Size | 2.4 persons |
| Area | 4.3 km² |
| Population Density | 2109/km² |
| Total Dwellings | 3,520 |
| Australian Citizens | 84.7% |
| Indigenous Population | 101 (1.1%) |
| Unemployment Rate | 4.5% |
| SEIFA IRSAD Decile | 10/10 (well above average) |
| Latitude | -32.0135412 |
| Longitude | 115.7634366 |
| Distance from Perth | 12 km |
| Region (SA4) | Perth - Inner |
| Area (SA3) | Cottesloe - Claremont |
| Local Government | Mosman Park |
| Federal Electorate | Curtin |
| State Electorate | Cottesloe (North Metropolitan) |
| Time Zone | AWST (UTC+8), Australia/Perth (standard time) |
Age Profile
Show counts
| 0–14 years | 1,547 (16.9%) |
| 15–24 years | 1,191 (13.0%) |
| 25–44 years | 2,148 (23.4%) |
| 45–64 years | 2,475 (27.0%) |
| 65+ years | 1,800 (19.6%) |
Housing Tenure
SEIFA socio-economic index
Health Conditions (2021 Census)
| Arthritis | 614 (6.7%) |
| Asthma | 552 (6.0%) |
| Heart Disease | 345 (3.8%) |
| Cancer | 314 (3.4%) |
| Diabetes | 251 (2.7%) |
| Lung Condition | 123 (1.3%) |
| Dementia | 87 (0.9%) |
Long-term health conditions self-reported in the 2021 Census. Persons may report more than one condition.
Motor Vehicles per Dwelling
| No vehicle | 317 (9.1%) |
| 1 vehicle | 1,283 (36.8%) |
| 2 vehicles | 1,278 (36.7%) |
| 3+ vehicles | 604 (17.3%) |
Schools in Mosman Park
ACARA 2025 school profiles for schools located in Mosman Park. ICSEA is shown where ACARA publishes it.
Suburbs Near Mosman Park
More Mosman Park 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.