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St Andrews Beach 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 St Andrews Beach Compares
St Andrews Beach vs the VIC average and the national average (2021 Census, population-weighted).
| Metric | St Andrews Beach | VIC avg | AU avg |
|---|---|---|---|
| Household income/wk | $1,931 ≈VIC | $1,817 | $1,836 |
| Rent/wk | $360 ≈VIC | $375 | $390 |
| Mortgage/month | $2,000 ≈VIC | $1,933 | $1,958 |
| Median age | 44 | 46.0 | 45.0 |
| SEIFA decile | 9/10 +VIC | 6.0/10 | 6.0/10 |
| Unemployment | 1.6% -VIC | 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.
St Andrews Beach is a coastal suburb of Melbourne in Victoria, with postcode 3941. It sits about 68 km from the Melbourne CBD, within the Mornington Peninsula local government area. The suburb footprint covers roughly 3.1 square kilometres.
According to the 2021 Census, St Andrews Beach has a population of 974 with a median age of 44. The median weekly household income is $1,931, close to the VIC average. The unemployment rate is 1.6%, lower than the VIC average. The Indigenous population is 8 (0.8% of residents).
Housing in St Andrews Beach includes a median weekly rent of $360, median monthly mortgage repayment of $2,000, with 343 total dwellings. Owner-occupied dwellings (owned or mortgaged) make up 88.5% of housing.
On the SEIFA Index of Relative Socio-economic Advantage and Disadvantage, St Andrews Beach scores in decile 9 out of 10, which is well above the national average.
St Andrews Beach is part of the Mornington Peninsula statistical area in Victoria.
St Andrews Beach Details
| Postcode | 3941 |
| State | Victoria (VIC) |
| Phone Area Code | 03 |
| Population (2021) | 974 |
| Median Age | 44 years |
| Median Household Income (Census 2021) | $1,931/week |
| Median Personal Income (Census 2021) | $871/week |
| Median Weekly Rent (Census 2021) | $360 |
| Median Monthly Mortgage (Census 2021) | $2,000 |
| Average Household Size | 2.6 persons |
| Area | 3.1 km² |
| Population Density | 316/km² |
| Total Dwellings | 343 |
| Australian Citizens | 92.3% |
| Indigenous Population | 8 (0.8%) |
| Unemployment Rate | 1.6% |
| SEIFA IRSAD Decile | 9/10 (well above average) |
| Latitude | -38.419 |
| Longitude | 144.83 |
| Distance from Melbourne | 68 km |
| Region (SA4) | Mornington Peninsula |
| Area (SA3) | Mornington Peninsula |
| Local Government | Mornington Peninsula |
| Federal Electorate | Flinders |
Age Profile
Show counts
| 0–14 years | 210 (21.6%) |
| 15–24 years | 86 (8.8%) |
| 25–44 years | 195 (20.0%) |
| 45–64 years | 332 (34.1%) |
| 65+ years | 150 (15.4%) |
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)
| Asthma | 84 (8.6%) |
| Arthritis | 65 (6.7%) |
| Cancer | 32 (3.3%) |
| Heart Disease | 25 (2.6%) |
| Diabetes | 14 (1.4%) |
| Lung Condition | 12 (1.2%) |
| Dementia | 3 (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 | 0 (0.0%) |
| 1 vehicle | 75 (22.3%) |
| 2 vehicles | 177 (52.5%) |
| 3+ vehicles | 85 (25.2%) |
Suburbs Near St Andrews Beach
Same Postcode (3941)
More St Andrews Beach 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.