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Cranbourne 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 Cranbourne Compares
Cranbourne vs the VIC average and the national average (2021 Census, population-weighted).
| Metric | Cranbourne | VIC avg | AU avg | Greater Melbourne |
|---|---|---|---|---|
| Household income/wk | $1,477 -VIC | $1,817 | $1,836 | $1,943 |
| Rent/wk | $342 ≈VIC | $375 | $390 | $404 |
| Mortgage/month | $1,627 -VIC | $1,933 | $1,958 | $2,100 |
| Median age | 35 | 46.0 | 45.0 | 39.0 |
| SEIFA decile | 2/10 -VIC | 6.0/10 | 6.0/10 | 9.0/10 |
| Unemployment | 6.7% +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.
Cranbourne is a locality 43 km from Melbourne in Victoria, classified as inner regional by the ABS. The postcode is 3977. It falls within the Mornington Peninsula region. The local government area is Casey.
According to the 2021 Census, Cranbourne has a population of 21,281 with a median age of 35. The median weekly household income is $1,477, below the VIC average. The unemployment rate is 6.7%, higher than the VIC average. The Indigenous population is 233 (1.1% of residents).
Housing in Cranbourne includes a median weekly rent of $342, median monthly mortgage repayment of $1,627, with 7,204 total dwellings. Housing costs in the area sit below the VIC average. Owner-occupied dwellings (owned or mortgaged) make up 65.3% of housing.
On the SEIFA Index of Relative Socio-economic Advantage and Disadvantage, Cranbourne scores in decile 2 out of 10, which is well below the national average.
There are 11 schools in the Cranbourne area, including St Peter's College, Cranbourne Secondary College, Lighthouse Christian College Cranbourne and others.
Cranbourne is part of the Frankston statistical area in Victoria.
Cranbourne Details
| Postcode | 3977 |
| State | Victoria (VIC) |
| Phone Area Code | 03 |
| Population (2021) | 21,281 |
| Median Age | 35 years |
| Median Household Income (Census 2021) | $1,477/week |
| Median Personal Income (Census 2021) | $707/week |
| Median Weekly Rent (Census 2021) | $342 |
| Median Monthly Mortgage (Census 2021) | $1,627 |
| Average Household Size | 2.7 persons |
| Area | 16.5 km² |
| Population Density | 1289/km² |
| Total Dwellings | 7,204 |
| Australian Citizens | 77.4% |
| Indigenous Population | 233 (1.1%) |
| Unemployment Rate | 6.7% |
| SEIFA IRSAD Decile | 2/10 (well below average) |
| Latitude | -38.105 |
| Longitude | 145.279 |
| Distance from Melbourne | 43 km |
| Region (SA4) | Mornington Peninsula |
| Area (SA3) | Frankston |
| Local Government | Casey |
| Federal Electorate | Holt |
Age Profile
Show counts
| 0–14 years | 4,302 (20.2%) |
| 15–24 years | 2,805 (13.2%) |
| 25–44 years | 6,521 (30.6%) |
| 45–64 years | 5,019 (23.6%) |
| 65+ years | 2,635 (12.4%) |
Housing Tenure
SEIFA Socio-economic Index
Index of Relative Socio-economic Advantage and Disadvantage (IRSAD), decile 2 of 10. Higher deciles indicate more advantage.
Health Conditions (2021 Census)
| Asthma | 1,956 (9.2%) |
| Arthritis | 1,675 (7.9%) |
| Diabetes | 1,276 (6.0%) |
| Heart Disease | 742 (3.5%) |
| Cancer | 475 (2.2%) |
| Lung Condition | 406 (1.9%) |
| Dementia | 68 (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 | 407 (5.8%) |
| 1 vehicle | 2,525 (35.8%) |
| 2 vehicles | 2,641 (37.4%) |
| 3+ vehicles | 1,487 (21.1%) |
Schools in Cranbourne
Suburbs Near Cranbourne
Same Postcode (3977)
More Cranbourne 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.