Marleston Postcode

South Australia

CoastalMetro
5033
Postcode for Marleston, SA
Phone area code: 08 · 4 km from Adelaide · Pop. 1,950
1,950
Population
37
Median Age
$1,418
Household Income/wk
$290
Median Rent/wk
5/10
SEIFA Advantage
1.0
Area (km²)

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

How Marleston Compares

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

MetricMarlestonSA avgAU avgGreater Adelaide
Household income/wk $1,418 ≈SA $1,545 $1,836 $1,620
Rent/wk $290 ≈SA $308 $390 $329
Mortgage/month $1,528 ≈SA $1,558 $1,958 $1,666
Median age 37 45.0 45.0 42.0
SEIFA decile 5/10 ≈SA 5.0/10 6.0/10 7.0/10
Unemployment 4.4% -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.

Marleston is a coastal suburb of Adelaide in South Australia, with postcode 5033. It sits about 4 km from the Adelaide CBD, within the West Torrens local government area. The suburb footprint covers roughly 1.0 square kilometres.

According to the 2021 Census, Marleston has a population of 1,950 with a median age of 37. The median weekly household income is $1,418, close to the SA average. The unemployment rate is 4.4%, lower than the SA average. The Indigenous population is 26 (1.3% of residents).

Housing in Marleston includes a median weekly rent of $290, median monthly mortgage repayment of $1,528, with 836 total dwellings. Rental properties account for 47.2% of dwellings.

On the SEIFA Index of Relative Socio-economic Advantage and Disadvantage, Marleston scores in decile 5 out of 10, which is around the national average.

Marleston is part of the West Torrens statistical area in South Australia.

Marleston Details

Postcode5033
StateSouth Australia (SA)
Phone Area Code08
Population (2021)1,950
Median Age37 years
Median Household Income (Census 2021)$1,418/week
Median Personal Income (Census 2021)$746/week
Median Weekly Rent (Census 2021)$290
Median Monthly Mortgage (Census 2021)$1,528
Average Household Size2.1 persons
Area1.0 km²
Population Density2019/km²
Total Dwellings836
Australian Citizens77.9%
Indigenous Population26 (1.3%)
Unemployment Rate4.4%
SEIFA IRSAD Decile5/10 (average)
Latitude-34.9443303
Longitude138.5625029
Distance from Adelaide4 km
Region (SA4)Adelaide - West
Area (SA3)West Torrens
Local GovernmentWest Torrens
Federal ElectorateAdelaide

Age Profile

0–14 (12.5%) 15–24 (13.4%) 25–44 (36.3%) 45–64 (19.5%) 65+ (18.2%)
Show counts
0–14 years244 (12.5%)
15–24 years262 (13.4%)
25–44 years708 (36.3%)
45–64 years380 (19.5%)
65+ years355 (18.2%)

Housing Tenure

Owned outright (22.4%) Mortgaged (30.5%) Rented (47.2%)

SEIFA Socio-economic Index

Index of Relative Socio-economic Advantage and Disadvantage (IRSAD), decile 5 of 10. Higher deciles indicate more advantage.

Health Conditions (2021 Census)

Arthritis186 (9.5%)
Asthma156 (8.0%)
Diabetes98 (5.0%)
Heart Disease85 (4.4%)
Dementia79 (4.1%)
Cancer50 (2.6%)
Lung Condition41 (2.1%)

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

Motor Vehicles per Dwelling

No vehicle91 (11.0%)
1 vehicle378 (45.9%)
2 vehicles273 (33.1%)
3+ vehicles82 (10.0%)

Suburbs Near Marleston

Same Postcode (5033)

More Marleston 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.