Victoria · Postcode 3144
Kooyong postcode and suburb data
Victoria · Phone area code 03 · 7 km from Melbourne
Suburb snapshot
Kooyong at a glance vs VIC
Fast facts and benchmark bars show the suburb's key postcode, Census, SEIFA, school and LGA signals in context.
Quick facts
Benchmarks against VIC
Income, rent and SEIFA figures are from the ABS 2021 Census and are reported in 2021 dollars, not adjusted for subsequent inflation.
Where Kooyong ranks: household income is in the top 10% of VIC suburbs; rents are among the top 10% in VIC; SEIFA decile 10 puts it in the top 20% of Australia for socio-economic advantage.
ABS Census 2021 · SEIFA 2021Detailed comparison table
Kooyong vs the VIC average and the national average, using population-weighted 2021 Census data.
| Metric | Kooyong | VIC avg | AU avg | Greater Melbourne |
|---|---|---|---|---|
| Household income/wk | $3,218 +VIC | $1,817 | $1,836 | $1,943 |
| Rent/wk | $590 +VIC | $375 | $390 | $404 |
| Mortgage/month | $3,425 +VIC | $1,933 | $1,958 | $2,100 |
| Median age | 44 | 46.0 | 45.0 | 39.0 |
| SEIFA decile | 10/10 +VIC | 6.0/10 | 6.0/10 | 9.0/10 |
| Unemployment | 4.8% ≈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.
Kooyong is a coastal suburb of Melbourne in Victoria, with postcode 3144. It sits about 7 km from the Melbourne CBD, within the Stonnington local government area. The suburb footprint covers roughly 0.5 square kilometres.
According to the 2021 Census, Kooyong has a population of 842 with a median age of 44. The median weekly household income is $3,218, above the VIC average. The unemployment rate is 4.8%.
Housing in Kooyong includes a median weekly rent of $590, median monthly mortgage repayment of $3,425, with 311 total dwellings. These housing costs sit above the VIC average. Owner-occupied dwellings (owned or mortgaged) make up 75.6% of housing.
On the SEIFA Index of Relative Socio-economic Advantage and Disadvantage, Kooyong scores in decile 10 out of 10, which is well above the national average.
Kooyong is part of the Stonnington - East statistical area in Victoria.
Kooyong details
Location, Census, housing, SEIFA and geography fields used across this profile.
| Postcode | 3144 |
| State | Victoria (VIC) |
| Phone Area Code | 03 |
| Population (2021) | 842 |
| Median Age | 44 years |
| Median Household Income (Census 2021) | $3,218/week |
| Median Personal Income (Census 2021) | $1,428/week |
| Median Weekly Rent (Census 2021) | $590 |
| Median Monthly Mortgage (Census 2021) | $3,425 |
| Average Household Size | 2.5 persons |
| Area | 0.5 km² |
| Population Density | 1664/km² |
| Total Dwellings | 311 |
| Australian Citizens | 91.1% |
| Unemployment Rate | 4.8% |
| SEIFA IRSAD Decile | 10/10 (well above average) |
| Latitude | -37.841944 |
| Longitude | 145.035 |
| Distance from Melbourne | 7 km |
| Region (SA4) | Melbourne - Inner South |
| Area (SA3) | Stonnington - East |
| Local Government | Stonnington |
| Federal Electorate | Higgins |
| State Electorate | Malvern (Southern Metropolitan) |
| Time Zone | AEST (UTC+10), Australia/Melbourne (standard time) |
Age Profile
Show counts
| 0–14 years | 127 (15.1%) |
| 15–24 years | 112 (13.3%) |
| 25–44 years | 185 (22.0%) |
| 45–64 years | 210 (24.9%) |
| 65+ years | 206 (24.5%) |
Housing Tenure
SEIFA socio-economic index
Health Conditions (2021 Census)
| Arthritis | 72 (8.6%) |
| Asthma | 43 (5.1%) |
| Heart Disease | 38 (4.5%) |
| Cancer | 32 (3.8%) |
| Diabetes | 12 (1.4%) |
| Dementia | 6 (0.7%) |
| Lung Condition | 4 (0.5%) |
Long-term health conditions self-reported in the 2021 Census. Persons may report more than one condition.
Motor Vehicles per Dwelling
| No vehicle | 11 (3.5%) |
| 1 vehicle | 124 (39.4%) |
| 2 vehicles | 123 (39.0%) |
| 3+ vehicles | 57 (18.1%) |
Suburbs Near Kooyong
Same Postcode (3144)
More Kooyong 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.