Seddon Postcode

Victoria

Metro Top 10% SEIFA Above VIC income
3011
Postcode for Seddon, VIC
Phone area code: 03 · 6 km from Melbourne · Pop. 5,143
5,143
Population
36
Median Age
$2,471
Household Income/wk
$460
Median Rent/wk
10/10
SEIFA Advantage
0.9
Area (km²)

Income, rent and SEIFA figures are from the ABS 2021 Census and are reported in 2021 dollars, not adjusted for subsequent inflation.

Where Seddon 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.

How Seddon Compares

Seddon vs the VIC average and the national average (2021 Census, population-weighted).

MetricSeddonVIC avgAU avgGreater Melbourne
Household income/wk $2,471 +VIC $1,817 $1,836 $1,943
Rent/wk $460 +VIC $375 $390 $404
Mortgage/month $2,551 +VIC $1,933 $1,958 $2,100
Median age 36 46.0 45.0 39.0
SEIFA decile 10/10 +VIC 6.0/10 6.0/10 9.0/10
Unemployment 4.2% -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 3011 covers Seddon, an inland suburb of Melbourne about 6 km from the city centre. It forms part of the Melbourne - West region of Victoria. Local government services are provided by Maribyrnong.

According to the 2021 Census, Seddon has a population of 5,143 with a median age of 36. The median weekly household income is $2,471, above the VIC average. The unemployment rate is 4.2%, lower than the VIC average. The Indigenous population is 38 (0.7% of residents).

Housing in Seddon includes a median weekly rent of $460, median monthly mortgage repayment of $2,551, with 2,085 total dwellings. These housing costs sit above the VIC average. Owner-occupied dwellings (owned or mortgaged) make up 60.1% of housing.

On the SEIFA Index of Relative Socio-economic Advantage and Disadvantage, Seddon scores in decile 10 out of 10, which is well above the national average.

Seddon is part of the Maribyrnong statistical area in Victoria.

Seddon Details

Postcode3011
StateVictoria (VIC)
Phone Area Code03
Population (2021)5,143
Median Age36 years
Median Household Income (Census 2021)$2,471/week
Median Personal Income (Census 2021)$1,274/week
Median Weekly Rent (Census 2021)$460
Median Monthly Mortgage (Census 2021)$2,551
Average Household Size2.4 persons
Area0.9 km²
Population Density5612/km²
Total Dwellings2,085
Australian Citizens87.8%
Indigenous Population38 (0.7%)
Unemployment Rate4.2%
SEIFA IRSAD Decile10/10 (well above average)
Latitude-37.8055831
Longitude144.891002
Distance from Melbourne6 km
Region (SA4)Melbourne - West
Area (SA3)Maribyrnong
Local GovernmentMaribyrnong
Federal ElectorateGellibrand

Age Profile

0–14 (17.8%) 15–24 (8.0%) 25–44 (39.9%) 45–64 (25.5%) 65+ (8.8%)
Show counts
0–14 years918 (17.8%)
15–24 years411 (8.0%)
25–44 years2,052 (39.9%)
45–64 years1,311 (25.5%)
65+ years451 (8.8%)

Housing Tenure

Owned outright (23.3%) Mortgaged (36.8%) Rented (39.9%)

SEIFA Socio-economic Index

Index of Relative Socio-economic Advantage and Disadvantage (IRSAD), decile 10 of 10. Higher deciles indicate more advantage.

Health Conditions (2021 Census)

Asthma488 (9.5%)
Arthritis263 (5.1%)
Diabetes172 (3.3%)
Heart Disease118 (2.3%)
Cancer106 (2.1%)
Lung Condition43 (0.8%)
Dementia12 (0.2%)

Long-term health conditions self-reported in the 2021 Census. Persons may report more than one condition.

Motor Vehicles per Dwelling

No vehicle240 (11.6%)
1 vehicle1,123 (54.4%)
2 vehicles583 (28.2%)
3+ vehicles120 (5.8%)

Suburbs Near Seddon

Same Postcode (3011)

More Seddon 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.