Dalkey 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 Dalkey Compares
Dalkey vs the SA average and the national average (2021 Census, population-weighted).
| Metric | Dalkey | SA avg | AU avg |
|---|---|---|---|
| Household income/wk | $1,374 -SA | $1,545 | $1,836 |
| Rent/wk | $240 -SA | $308 | $390 |
| Median age | 34 | 45.0 | 45.0 |
| SEIFA decile | 5/10 ≈SA | 5.0/10 | 6.0/10 |
| Unemployment | 0.0% -SA | 6.0% | 5.0% |
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.
Dalkey is a locality 84 km from Adelaide in South Australia, classified as outer regional by the ABS. The postcode is 5461. It falls within the Barossa - Yorke - Mid North region. The local government area is Wakefield.
According to the 2021 Census, Dalkey has a population of 16 with a median age of 34. The median weekly household income is $1,374, below the SA average. The Indigenous population is 3 (18.8% of residents).
Housing in Dalkey includes a median weekly rent of $240, 4 total dwellings. Housing costs in the area sit below 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, Dalkey scores in decile 5 out of 10, which is around the national average.
Dalkey is part of the Lower North statistical area in South Australia.
Dalkey Details
| Postcode | 5461 |
| State | South Australia (SA) |
| Phone Area Code | 08 |
| Population (2021) | 16 |
| Median Age | 34 years |
| Median Household Income (Census 2021) | $1,374/week |
| Median Personal Income (Census 2021) | $575/week |
| Median Weekly Rent (Census 2021) | $240 |
| Average Household Size | 3.8 persons |
| Area | 11.3 km² |
| Population Density | 1/km² |
| Total Dwellings | 4 |
| Australian Citizens | 100.0% |
| Indigenous Population | 3 (18.8%) |
| Unemployment Rate | 0.0% |
| SEIFA IRSAD Decile | 5/10 (average) |
| Latitude | -34.1873415 |
| Longitude | 138.42608 |
| Distance from Adelaide | 84 km |
| Region (SA4) | Barossa - Yorke - Mid North |
| Area (SA3) | Lower North |
| Local Government | Wakefield |
| Federal Electorate | Grey |
Age Profile
Show counts
| 0–14 years | 3 (18.8%) |
| 15–24 years | 0 (0.0%) |
| 25–44 years | 3 (18.8%) |
| 45–64 years | 3 (18.8%) |
| 65+ years | 0 (0.0%) |
Housing Tenure
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)
| Asthma | 4 (25.0%) |
Long-term health conditions self-reported in the 2021 Census. Persons may report more than one condition.
Motor Vehicles per Dwelling
| No vehicle | 0 (0.0%) |
| 1 vehicle | 0 (0.0%) |
| 2 vehicles | 5 (62.5%) |
| 3+ vehicles | 3 (37.5%) |
Suburbs Near Dalkey
Same Postcode (5461)
More Dalkey 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.