Victoria · Postcode 3803
Hallam postcode and suburb data
Victoria · Phone area code 03 · 35 km from Melbourne
Suburb snapshot
Hallam 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 Hallam ranks: SEIFA decile 2 places it in the bottom 20% of Australia for socio-economic advantage.
ABS Census 2021 · SEIFA 2021Detailed comparison table
Hallam vs the VIC average and the national average, using population-weighted 2021 Census data.
| Metric | Hallam | VIC avg | AU avg | Greater Melbourne |
|---|---|---|---|---|
| Household income/wk | $1,489 -VIC | $1,817 | $1,836 | $1,943 |
| Rent/wk | $361 ≈VIC | $375 | $390 | $404 |
| Mortgage/month | $1,700 -VIC | $1,933 | $1,958 | $2,100 |
| Median age | 36 | 46.0 | 45.0 | 39.0 |
| SEIFA decile | 2/10 -VIC | 6.0/10 | 6.0/10 | 9.0/10 |
| Unemployment | 7.8% +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.
Postcode 3803 covers Hallam, an inland suburb of Melbourne about 35 km from the city centre. It forms part of the Melbourne - South East region of Victoria. Local government services are provided by Casey.
According to the 2021 Census, Hallam has a population of 11,355 with a median age of 36. The median weekly household income is $1,489, below the VIC average. The unemployment rate is 7.8%, higher than the VIC average. The Indigenous population is 40 (0.4% of residents).
Housing in Hallam includes a median weekly rent of $361, median monthly mortgage repayment of $1,700, with 3,530 total dwellings. Housing costs in the area sit below the VIC average. Owner-occupied dwellings (owned or mortgaged) make up 73.1% of housing.
On the SEIFA Index of Relative Socio-economic Advantage and Disadvantage, Hallam scores in decile 2 out of 10, which is well below the national average.
Schools in Hallam include Hallam Secondary College and Hallam Primary School.
Hallam is part of the Casey - North statistical area in Victoria.
Hallam details
Location, Census, housing, SEIFA and geography fields used across this profile.
| Postcode | 3803 |
| State | Victoria (VIC) |
| Phone Area Code | 03 |
| Population (2021) | 11,355 |
| Median Age | 36 years |
| Median Household Income (Census 2021) | $1,489/week |
| Median Personal Income (Census 2021) | $602/week |
| Median Weekly Rent (Census 2021) | $361 |
| Median Monthly Mortgage (Census 2021) | $1,700 |
| Average Household Size | 3 persons |
| Area | 8.1 km² |
| Population Density | 1398/km² |
| Total Dwellings | 3,530 |
| Australian Citizens | 76.6% |
| Indigenous Population | 40 (0.4%) |
| Unemployment Rate | 7.8% |
| SEIFA IRSAD Decile | 2/10 (well below average) |
| Latitude | -38.0069505 |
| Longitude | 145.2756505 |
| Distance from Melbourne | 35 km |
| Region (SA4) | Melbourne - South East |
| Area (SA3) | Casey - North |
| Local Government | Casey |
| Federal Electorate | Bruce |
| State Electorate | Narre Warren North (South-Eastern Metropolitan) |
| Time Zone | AEST (UTC+10), Australia/Melbourne (standard time) |
Age Profile
Show counts
| 0–14 years | 2,228 (19.6%) |
| 15–24 years | 1,437 (12.7%) |
| 25–44 years | 3,177 (28.0%) |
| 45–64 years | 2,667 (23.5%) |
| 65+ years | 1,835 (16.2%) |
Housing Tenure
SEIFA socio-economic index
Health Conditions (2021 Census)
| Arthritis | 835 (7.4%) |
| Diabetes | 808 (7.1%) |
| Asthma | 747 (6.6%) |
| Heart Disease | 447 (3.9%) |
| Cancer | 234 (2.1%) |
| Lung Condition | 154 (1.4%) |
| Dementia | 127 (1.1%) |
Long-term health conditions self-reported in the 2021 Census. Persons may report more than one condition.
Motor Vehicles per Dwelling
| No vehicle | 154 (4.4%) |
| 1 vehicle | 1,199 (34.5%) |
| 2 vehicles | 1,328 (38.2%) |
| 3+ vehicles | 798 (22.9%) |
Schools in Hallam
ACARA 2025 school profiles for schools located in Hallam. ICSEA is shown where ACARA publishes it.
Suburbs Near Hallam
More Hallam 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.