Cranbourne Postcode

Victoria

Inner Regional Bottom 20% SEIFA
3977
Postcode for Cranbourne, VIC
Phone area code: 03 · 43 km from Melbourne · Pop. 21,281
21,281
Population
35
Median Age
$1,477
Household Income/wk
$342
Median Rent/wk
2/10
SEIFA Advantage
16.5
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 Cranbourne ranks: SEIFA decile 2 places it in the bottom 20% of Australia for socio-economic advantage.

How Cranbourne Compares

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

MetricCranbourneVIC avgAU avgGreater Melbourne
Household income/wk $1,477 -VIC $1,817 $1,836 $1,943
Rent/wk $342 ≈VIC $375 $390 $404
Mortgage/month $1,627 -VIC $1,933 $1,958 $2,100
Median age 35 46.0 45.0 39.0
SEIFA decile 2/10 -VIC 6.0/10 6.0/10 9.0/10
Unemployment 6.7% +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.

Cranbourne is a locality 43 km from Melbourne in Victoria, classified as inner regional by the ABS. The postcode is 3977. It falls within the Mornington Peninsula region. The local government area is Casey.

According to the 2021 Census, Cranbourne has a population of 21,281 with a median age of 35. The median weekly household income is $1,477, below the VIC average. The unemployment rate is 6.7%, higher than the VIC average. The Indigenous population is 233 (1.1% of residents).

Housing in Cranbourne includes a median weekly rent of $342, median monthly mortgage repayment of $1,627, with 7,204 total dwellings. Housing costs in the area sit below the VIC average. Owner-occupied dwellings (owned or mortgaged) make up 65.3% of housing.

On the SEIFA Index of Relative Socio-economic Advantage and Disadvantage, Cranbourne scores in decile 2 out of 10, which is well below the national average.

There are 11 schools in the Cranbourne area, including St Peter's College, Cranbourne Secondary College, Lighthouse Christian College Cranbourne and others.

Cranbourne is part of the Frankston statistical area in Victoria.

Cranbourne Details

Postcode3977
StateVictoria (VIC)
Phone Area Code03
Population (2021)21,281
Median Age35 years
Median Household Income (Census 2021)$1,477/week
Median Personal Income (Census 2021)$707/week
Median Weekly Rent (Census 2021)$342
Median Monthly Mortgage (Census 2021)$1,627
Average Household Size2.7 persons
Area16.5 km²
Population Density1289/km²
Total Dwellings7,204
Australian Citizens77.4%
Indigenous Population233 (1.1%)
Unemployment Rate6.7%
SEIFA IRSAD Decile2/10 (well below average)
Latitude-38.105
Longitude145.279
Distance from Melbourne43 km
Region (SA4)Mornington Peninsula
Area (SA3)Frankston
Local GovernmentCasey
Federal ElectorateHolt

Age Profile

0–14 (20.2%) 15–24 (13.2%) 25–44 (30.6%) 45–64 (23.6%) 65+ (12.4%)
Show counts
0–14 years4,302 (20.2%)
15–24 years2,805 (13.2%)
25–44 years6,521 (30.6%)
45–64 years5,019 (23.6%)
65+ years2,635 (12.4%)

Housing Tenure

Owned outright (23.7%) Mortgaged (41.5%) Rented (34.7%)

SEIFA Socio-economic Index

Index of Relative Socio-economic Advantage and Disadvantage (IRSAD), decile 2 of 10. Higher deciles indicate more advantage.

Health Conditions (2021 Census)

Asthma1,956 (9.2%)
Arthritis1,675 (7.9%)
Diabetes1,276 (6.0%)
Heart Disease742 (3.5%)
Cancer475 (2.2%)
Lung Condition406 (1.9%)
Dementia68 (0.3%)

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

Motor Vehicles per Dwelling

No vehicle407 (5.8%)
1 vehicle2,525 (35.8%)
2 vehicles2,641 (37.4%)
3+ vehicles1,487 (21.1%)

Schools in Cranbourne

St Peter's College
Secondary · Cat · ICSEA 1045 · 2,089 students
Cranbourne Secondary College
Secondary · Gov · ICSEA 931 · 1,139 students
Lighthouse Christian College Cranbourne
Combined · Ind · ICSEA 1093 · 1,034 students
Lyndhurst Secondary College
Secondary · Gov · ICSEA 941 · 832 students
Cranbourne West Primary School
Primary · Gov · ICSEA 946 · 594 students
Cranbourne Carlisle Primary School
Primary · Gov · ICSEA 963 · 588 students
St Agatha's School
Primary · Cat · ICSEA 1047 · 512 students
Rangebank Primary School
Primary · Gov · ICSEA 942 · 347 students
Cranbourne Park Primary School
Primary · Gov · ICSEA 949 · 313 students
St Therese's School
Primary · Cat · ICSEA 1023 · 239 students
Cranbourne Primary School
Primary · Gov · ICSEA 967 · 235 students

Suburbs Near Cranbourne

Same Postcode (3977)

More Cranbourne 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.