Castambul Postcode

South Australia

Inner Regional Top 10% SEIFA
5076
Postcode for Castambul, SA
Phone area code: 08 · 16 km from Adelaide · Pop. 18
18
Population
70
Median Age
$1,124
Household Income/wk
$N/A
Median Rent/wk
10/10
SEIFA Advantage
4.5
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 Castambul ranks: rents sit in the cheapest 10% in SA; SEIFA decile 10 puts it in the top 20% of Australia for socio-economic advantage.

How Castambul Compares

Castambul vs the SA average and the national average (2021 Census, population-weighted).

MetricCastambulSA avgAU avgGreater Adelaide
Household income/wk $1,124 -SA $1,545 $1,836 $1,620
Mortgage/month $3,900 +SA $1,558 $1,958 $1,666
Median age 70 45.0 45.0 42.0
SEIFA decile 10/10 +SA 5.0/10 6.0/10 7.0/10
Unemployment 0.0% -SA 6.0% 5.0% 6.0%

Green pill = at least 10% above the SA average; red = at least 10% below; grey = within 10%. For unemployment, colour polarity is inverted: lower is better.

Castambul is a locality 16 km from Adelaide in South Australia, classified as inner regional by the ABS. The postcode is 5076. It falls within the Adelaide - Central and Hills region. The local government area is Adelaide Hills.

According to the 2021 Census, Castambul has a population of 18 with a median age of 70. The median weekly household income is $1,124, below the SA average.

Housing in Castambul includes a median monthly mortgage repayment of $3,900, 3 total dwellings. These housing costs sit above the SA average. Owner-occupied dwellings (owned or mortgaged) make up 100.0% of housing.

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

Castambul is part of the Campbelltown (SA) statistical area in South Australia.

Castambul Details

Postcode5076
StateSouth Australia (SA)
Phone Area Code08
Population (2021)18
Median Age70 years
Median Household Income (Census 2021)$1,124/week
Median Personal Income (Census 2021)$624/week
Median Monthly Mortgage (Census 2021)$3,900
Average Household Size2.5 persons
Area4.5 km²
Population Density4/km²
Total Dwellings3
Australian Citizens100.0%
Unemployment Rate0.0%
SEIFA IRSAD Decile10/10 (well above average)
Latitude-34.8715897
Longitude138.7656225
Distance from Adelaide16 km
Region (SA4)Adelaide - Central and Hills
Area (SA3)Campbelltown (SA)
Local GovernmentAdelaide Hills
Federal ElectorateSturt

Age Profile

0–14 (0.0%) 15–24 (27.8%) 25–44 (0.0%) 45–64 (16.7%) 65+ (38.9%)
Show counts
0–14 years0 (0.0%)
15–24 years5 (27.8%)
25–44 years0 (0.0%)
45–64 years3 (16.7%)
65+ years7 (38.9%)

Housing Tenure

Owned outright (100.0%) Mortgaged (0.0%) Rented (0.0%)

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)

Arthritis4 (22.2%)

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

Motor Vehicles per Dwelling

No vehicle0 (0.0%)
1 vehicle0 (0.0%)
2 vehicles3 (100.0%)
3+ vehicles0 (0.0%)

Suburbs Near Castambul

Same Postcode (5076)

More Castambul 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.