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Victoria · Postcode 3816
Longwarry postcode and suburb data
Victoria · Phone area code 03 · 78 km from Melbourne
Suburb snapshot
Longwarry 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 Longwarry ranks: SEIFA decile 2 places it in the bottom 20% of Australia for socio-economic advantage.
ABS Census 2021 · SEIFA 2021Detailed comparison table
Longwarry vs the VIC average and the national average, using population-weighted 2021 Census data.
| Metric | Longwarry | VIC avg | AU avg |
|---|---|---|---|
| Household income/wk | $1,464 -VIC | $1,817 | $1,836 |
| Rent/wk | $330 -VIC | $375 | $390 |
| Mortgage/month | $1,473 -VIC | $1,933 | $1,958 |
| Median age | 34 | 46.0 | 45.0 |
| SEIFA decile | 2/10 -VIC | 6.0/10 | 6.0/10 |
| Unemployment | 4.9% ≈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.
Longwarry is a locality 78 km from Melbourne in Victoria, classified as inner regional by the ABS. The postcode is 3816. It falls within the Melbourne - South East region. The local government area is Baw Baw.
According to the 2021 Census, Longwarry has a population of 2,436 with a median age of 34. The median weekly household income is $1,464, below the VIC average. The unemployment rate is 4.9%. The Indigenous population is 45 (1.8% of residents).
Housing in Longwarry includes a median weekly rent of $330, median monthly mortgage repayment of $1,473, with 869 total dwellings. Housing costs in the area sit below the VIC average. Owner-occupied dwellings (owned or mortgaged) make up 79.1% of housing.
On the SEIFA Index of Relative Socio-economic Advantage and Disadvantage, Longwarry scores in decile 2 out of 10, which is well below the national average.
Longwarry is served by Longwarry Primary School.
Longwarry is part of the Cardinia statistical area in Victoria.
Longwarry details
Location, Census, housing, SEIFA and geography fields used across this profile.
| Postcode | 3816 |
| State | Victoria (VIC) |
| Phone Area Code | 03 |
| Population (2021) | 2,436 |
| Median Age | 34 years |
| Median Household Income (Census 2021) | $1,464/week |
| Median Personal Income (Census 2021) | $733/week |
| Median Weekly Rent (Census 2021) | $330 |
| Median Monthly Mortgage (Census 2021) | $1,473 |
| Average Household Size | 2.6 persons |
| Area | 49.1 km² |
| Population Density | 50/km² |
| Total Dwellings | 869 |
| Australian Citizens | 87.9% |
| Indigenous Population | 45 (1.8%) |
| Unemployment Rate | 4.9% |
| SEIFA IRSAD Decile | 2/10 (well below average) |
| Latitude | -38.1110794 |
| Longitude | 145.7663288 |
| Distance from Melbourne | 78 km |
| Region (SA4) | Melbourne - South East |
| Area (SA3) | Cardinia |
| Local Government | Baw Baw |
| Federal Electorate | Monash |
| State Electorate | Narracan (Eastern Victoria) |
| Time Zone | AEST (UTC+10), Australia/Melbourne (standard time) |
Age Profile
Show counts
| 0–14 years | 567 (23.3%) |
| 15–24 years | 248 (10.2%) |
| 25–44 years | 741 (30.4%) |
| 45–64 years | 552 (22.7%) |
| 65+ years | 340 (14.0%) |
Housing Tenure
SEIFA socio-economic index
Health Conditions (2021 Census)
| Asthma | 267 (11.0%) |
| Arthritis | 244 (10.0%) |
| Diabetes | 116 (4.8%) |
| Heart Disease | 98 (4.0%) |
| Lung Condition | 76 (3.1%) |
| Cancer | 57 (2.3%) |
| Dementia | 12 (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 | 23 (2.7%) |
| 1 vehicle | 275 (31.9%) |
| 2 vehicles | 357 (41.4%) |
| 3+ vehicles | 207 (24.0%) |
Schools in Longwarry
ACARA 2025 school profiles for schools located in Longwarry. ICSEA is shown where ACARA publishes it.
Suburbs Near Longwarry
Same Postcode (3816)
More Longwarry 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.