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Ferntree Gully 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 Ferntree Gully Compares
Ferntree Gully vs the VIC average and the national average (2021 Census, population-weighted).
| Metric | Ferntree Gully | VIC avg | AU avg | Greater Melbourne |
|---|---|---|---|---|
| Household income/wk | $1,770 ≈VIC | $1,817 | $1,836 | $1,943 |
| Rent/wk | $386 ≈VIC | $375 | $390 | $404 |
| Mortgage/month | $1,918 ≈VIC | $1,933 | $1,958 | $2,100 |
| Median age | 40 | 46.0 | 45.0 | 39.0 |
| SEIFA decile | 7/10 ≈VIC | 6.0/10 | 6.0/10 | 9.0/10 |
| Unemployment | 4.5% ≈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 3156 covers Ferntree Gully, an inland suburb of Melbourne about 29 km from the city centre. It forms part of the Melbourne - South East region of Victoria. Local government services are provided by Knox.
According to the 2021 Census, Ferntree Gully has a population of 27,398 with a median age of 40. The median weekly household income is $1,770, close to the VIC average. The unemployment rate is 4.5%. The Indigenous population is 240 (0.9% of residents).
Housing in Ferntree Gully includes a median weekly rent of $386, median monthly mortgage repayment of $1,918, with 10,280 total dwellings. Owner-occupied dwellings (owned or mortgaged) make up 78.3% of housing.
On the SEIFA Index of Relative Socio-economic Advantage and Disadvantage, Ferntree Gully scores in decile 7 out of 10, which is above the national average.
There are 10 schools in the Ferntree Gully area, including St Joseph's College, Mountain Gate Primary School, Ferntree Gully North Primary School and others.
Ferntree Gully is part of the Casey - North statistical area in Victoria.
Ferntree Gully Details
| Postcode | 3156 |
| State | Victoria (VIC) |
| Phone Area Code | 03 |
| Population (2021) | 27,398 |
| Median Age | 40 years |
| Median Household Income (Census 2021) | $1,770/week |
| Median Personal Income (Census 2021) | $791/week |
| Median Weekly Rent (Census 2021) | $386 |
| Median Monthly Mortgage (Census 2021) | $1,918 |
| Average Household Size | 2.6 persons |
| Area | 14.0 km² |
| Population Density | 1957/km² |
| Total Dwellings | 10,280 |
| Australian Citizens | 87.9% |
| Indigenous Population | 240 (0.9%) |
| Unemployment Rate | 4.5% |
| SEIFA IRSAD Decile | 7/10 (above average) |
| Latitude | -37.8826855 |
| Longitude | 145.2776105 |
| Distance from Melbourne | 29 km |
| Region (SA4) | Melbourne - South East |
| Area (SA3) | Casey - North |
| Local Government | Knox |
| Federal Electorate | Aston |
Age Profile
Show counts
| 0–14 years | 4,809 (17.6%) |
| 15–24 years | 3,094 (11.3%) |
| 25–44 years | 7,666 (28.0%) |
| 45–64 years | 7,061 (25.8%) |
| 65+ years | 4,779 (17.4%) |
Housing Tenure
SEIFA Socio-economic Index
Index of Relative Socio-economic Advantage and Disadvantage (IRSAD), decile 7 of 10. Higher deciles indicate more advantage.
Health Conditions (2021 Census)
| Asthma | 2,640 (9.6%) |
| Arthritis | 2,528 (9.2%) |
| Diabetes | 1,488 (5.4%) |
| Heart Disease | 1,109 (4.0%) |
| Cancer | 874 (3.2%) |
| Lung Condition | 490 (1.8%) |
| Dementia | 162 (0.6%) |
Long-term health conditions self-reported in the 2021 Census. Persons may report more than one condition.
Motor Vehicles per Dwelling
| No vehicle | 442 (4.3%) |
| 1 vehicle | 3,348 (32.9%) |
| 2 vehicles | 4,234 (41.6%) |
| 3+ vehicles | 2,153 (21.2%) |
Schools in Ferntree Gully
Suburbs Near Ferntree Gully
Same Postcode (3156)
More Ferntree Gully 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.