Marden Postcode
South Australia
Income, rent and SEIFA figures are from the ABS 2021 Census and are reported in 2021 dollars, not adjusted for subsequent inflation.
How Marden Compares
Marden vs the SA average and the national average (2021 Census, population-weighted).
| Metric | Marden | SA avg | AU avg | Greater Adelaide |
|---|---|---|---|---|
| Household income/wk | $1,518 ≈SA | $1,545 | $1,836 | $1,620 |
| Rent/wk | $305 ≈SA | $308 | $390 | $329 |
| Mortgage/month | $1,668 ≈SA | $1,558 | $1,958 | $1,666 |
| Median age | 36 | 45.0 | 45.0 | 42.0 |
| SEIFA decile | 7/10 +SA | 5.0/10 | 6.0/10 | 7.0/10 |
| Unemployment | 4.7% -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.
Marden is a coastal suburb of Adelaide in South Australia, with postcode 5070. It sits about 5 km from the Adelaide CBD, within the Norwood Payneham and St Peters local government area. The suburb footprint covers roughly 1.1 square kilometres.
According to the 2021 Census, Marden has a population of 2,645 with a median age of 36. The median weekly household income is $1,518, close to the SA average. The unemployment rate is 4.7%, lower than the SA average. The Indigenous population is 18 (0.7% of residents).
Housing in Marden includes a median weekly rent of $305, median monthly mortgage repayment of $1,668, with 1,207 total dwellings. Rental properties account for 43.9% of dwellings.
On the SEIFA Index of Relative Socio-economic Advantage and Disadvantage, Marden scores in decile 7 out of 10, which is above the national average.
Schools in Marden include Open Access College and Marden Senior College.
Marden is part of the Norwood - Payneham - St Peters statistical area in South Australia.
Marden Details
| Postcode | 5070 |
| State | South Australia (SA) |
| Phone Area Code | 08 |
| Population (2021) | 2,645 |
| Median Age | 36 years |
| Median Household Income (Census 2021) | $1,518/week |
| Median Personal Income (Census 2021) | $818/week |
| Median Weekly Rent (Census 2021) | $305 |
| Median Monthly Mortgage (Census 2021) | $1,668 |
| Average Household Size | 2.1 persons |
| Area | 1.1 km² |
| Population Density | 2486/km² |
| Total Dwellings | 1,207 |
| Australian Citizens | 75.4% |
| Indigenous Population | 18 (0.7%) |
| Unemployment Rate | 4.7% |
| SEIFA IRSAD Decile | 7/10 (above average) |
| Latitude | -34.896389 |
| Longitude | 138.639167 |
| Distance from Adelaide | 5 km |
| Region (SA4) | Adelaide - Central and Hills |
| Area (SA3) | Norwood - Payneham - St Peters |
| Local Government | Norwood Payneham and St Peters |
| Federal Electorate | Sturt |
Age Profile
Show counts
| 0–14 years | 372 (14.1%) |
| 15–24 years | 289 (10.9%) |
| 25–44 years | 973 (36.8%) |
| 45–64 years | 570 (21.6%) |
| 65+ years | 454 (17.2%) |
Housing Tenure
SEIFA Socio-economic Index
Index of Relative Socio-economic Advantage and Disadvantage (IRSAD), decile 7 of 10. Higher deciles indicate more advantage.
Health Conditions (2021 Census)
| Arthritis | 227 (8.6%) |
| Asthma | 211 (8.0%) |
| Diabetes | 111 (4.2%) |
| Heart Disease | 95 (3.6%) |
| Cancer | 56 (2.1%) |
| Lung Condition | 38 (1.4%) |
| Dementia | 16 (0.6%) |
Long-term health conditions self-reported in the 2021 Census. Persons may report more than one condition.
Motor Vehicles per Dwelling
| No vehicle | 136 (11.4%) |
| 1 vehicle | 590 (49.6%) |
| 2 vehicles | 331 (27.8%) |
| 3+ vehicles | 132 (11.1%) |
Schools in Marden
Suburbs Near Marden
Same Postcode (5070)
More Marden 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.