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Oakleigh Postcode
Victoria
Income, rent and SEIFA figures are from the ABS 2021 Census and are reported in 2021 dollars, not adjusted for subsequent inflation.
How Oakleigh Compares
Oakleigh vs the VIC average and the national average (2021 Census, population-weighted).
| Metric | Oakleigh | VIC avg | AU avg | Greater Melbourne |
|---|---|---|---|---|
| Household income/wk | $1,926 ≈VIC | $1,817 | $1,836 | $1,943 |
| Rent/wk | $410 ≈VIC | $375 | $390 | $404 |
| Mortgage/month | $2,100 ≈VIC | $1,933 | $1,958 | $2,100 |
| Median age | 38 | 46.0 | 45.0 | 39.0 |
| SEIFA decile | 9/10 +VIC | 6.0/10 | 6.0/10 | 9.0/10 |
| Unemployment | 5.3% ≈VIC | 5.0% | 5.0% | 5.0% |
Green pill = at least 10% above the VIC average; red = at least 10% below; grey = within 10%. For unemployment, colour polarity is inverted: lower is better.
Postcode 3166 covers Oakleigh, an inland suburb of Melbourne about 15 km from the city centre. It forms part of the Melbourne - South East region of Victoria. Local government services are provided by Monash.
According to the 2021 Census, Oakleigh has a population of 8,442 with a median age of 38. The median weekly household income is $1,926, close to the VIC average. The unemployment rate is 5.3%. The Indigenous population is 30 (0.4% of residents).
Housing in Oakleigh includes a median weekly rent of $410, median monthly mortgage repayment of $2,100, with 3,259 total dwellings. Owner-occupied dwellings (owned or mortgaged) make up 64.5% of housing.
On the SEIFA Index of Relative Socio-economic Advantage and Disadvantage, Oakleigh scores in decile 9 out of 10, which is well above the national average.
Schools in Oakleigh include Oakleigh Grammar, Oakleigh Primary School and Sacred Heart School.
Oakleigh is part of the Monash statistical area in Victoria.
Oakleigh Details
| Postcode | 3166 |
| State | Victoria (VIC) |
| Phone Area Code | 03 |
| Population (2021) | 8,442 |
| Median Age | 38 years |
| Median Household Income (Census 2021) | $1,926/week |
| Median Personal Income (Census 2021) | $865/week |
| Median Weekly Rent (Census 2021) | $410 |
| Median Monthly Mortgage (Census 2021) | $2,100 |
| Average Household Size | 2.5 persons |
| Area | 3.5 km² |
| Population Density | 2428/km² |
| Total Dwellings | 3,259 |
| Australian Citizens | 79.9% |
| Indigenous Population | 30 (0.4%) |
| Unemployment Rate | 5.3% |
| SEIFA IRSAD Decile | 9/10 (well above average) |
| Latitude | -37.8990236 |
| Longitude | 145.0923305 |
| Distance from Melbourne | 15 km |
| Region (SA4) | Melbourne - South East |
| Area (SA3) | Monash |
| Local Government | Monash |
| Federal Electorate | Hotham |
Age Profile
Show counts
| 0–14 years | 1,228 (14.5%) |
| 15–24 years | 1,133 (13.4%) |
| 25–44 years | 2,596 (30.8%) |
| 45–64 years | 2,153 (25.5%) |
| 65+ years | 1,325 (15.7%) |
Housing Tenure
SEIFA Socio-economic Index
Index of Relative Socio-economic Advantage and Disadvantage (IRSAD), decile 9 of 10. Higher deciles indicate more advantage.
Health Conditions (2021 Census)
| Arthritis | 624 (7.4%) |
| Asthma | 596 (7.1%) |
| Diabetes | 382 (4.5%) |
| Heart Disease | 310 (3.7%) |
| Cancer | 216 (2.6%) |
| Lung Condition | 121 (1.4%) |
| Dementia | 93 (1.1%) |
Long-term health conditions self-reported in the 2021 Census. Persons may report more than one condition.
Motor Vehicles per Dwelling
| No vehicle | 352 (11.0%) |
| 1 vehicle | 1,356 (42.2%) |
| 2 vehicles | 1,065 (33.2%) |
| 3+ vehicles | 439 (13.7%) |
Schools in Oakleigh
Suburbs Near Oakleigh
Same Postcode (3166)
More Oakleigh 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.