Iron Knob 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 Iron Knob Compares
Iron Knob vs the SA average and the national average (2021 Census, population-weighted).
| Metric | Iron Knob | SA avg | AU avg |
|---|---|---|---|
| Household income/wk | $556 -SA | $1,545 | $1,836 |
| Rent/wk | $130 -SA | $308 | $390 |
| Mortgage/month | $390 -SA | $1,558 | $1,958 |
| Median age | 57 | 45.0 | 45.0 |
| SEIFA decile | 1/10 -SA | 5.0/10 | 6.0/10 |
| Unemployment | 17.4% +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.
Iron Knob is a locality 278 km from Adelaide in South Australia, classified as outer regional by the ABS. The postcode is 5601. It falls within the South Australia - Outback region. The local government area is Unincorporated SA.
According to the 2021 Census, Iron Knob has a population of 110 with a median age of 57. The median weekly household income is $556, below the SA average. The unemployment rate is 17.4%, higher than the SA average. The Indigenous population is 7 (6.4% of residents).
Housing in Iron Knob includes a median weekly rent of $130, median monthly mortgage repayment of $390, with 55 total dwellings. Housing costs in the area sit below the SA average. Owner-occupied dwellings (owned or mortgaged) make up 79.6% of housing.
On the SEIFA Index of Relative Socio-economic Advantage and Disadvantage, Iron Knob scores in decile 1 out of 10, which is well below the national average.
Iron Knob is part of the Eyre Peninsula and South West statistical area in South Australia.
Iron Knob Details
| Postcode | 5601 |
| State | South Australia (SA) |
| Phone Area Code | 08 |
| Population (2021) | 110 |
| Median Age | 57 years |
| Median Household Income (Census 2021) | $556/week |
| Median Personal Income (Census 2021) | $457/week |
| Median Weekly Rent (Census 2021) | $130 |
| Median Monthly Mortgage (Census 2021) | $390 |
| Average Household Size | 1.7 persons |
| Area | 7.7 km² |
| Population Density | 14/km² |
| Total Dwellings | 55 |
| Australian Citizens | 83.6% |
| Indigenous Population | 7 (6.4%) |
| Unemployment Rate | 17.4% |
| SEIFA IRSAD Decile | 1/10 (well below average) |
| Latitude | -32.7392646 |
| Longitude | 137.1537865 |
| Distance from Adelaide | 278 km |
| Region (SA4) | South Australia - Outback |
| Area (SA3) | Eyre Peninsula and South West |
| Local Government | Unincorporated SA |
| Federal Electorate | Grey |
Age Profile
Show counts
| 0–14 years | 11 (10.0%) |
| 15–24 years | 3 (2.7%) |
| 25–44 years | 14 (12.7%) |
| 45–64 years | 34 (30.9%) |
| 65+ years | 35 (31.8%) |
Housing Tenure
SEIFA Socio-economic Index
Index of Relative Socio-economic Advantage and Disadvantage (IRSAD), decile 1 of 10. Higher deciles indicate more advantage.
Health Conditions (2021 Census)
| Arthritis | 23 (20.9%) |
| Diabetes | 13 (11.8%) |
| Asthma | 12 (10.9%) |
| Lung Condition | 10 (9.1%) |
| Heart Disease | 8 (7.3%) |
| Cancer | 6 (5.5%) |
Long-term health conditions self-reported in the 2021 Census. Persons may report more than one condition.
Motor Vehicles per Dwelling
| No vehicle | 8 (16.3%) |
| 1 vehicle | 24 (49.0%) |
| 2 vehicles | 11 (22.4%) |
| 3+ vehicles | 6 (12.2%) |
Suburbs Near Iron Knob
Same Postcode (5601)
More Iron Knob 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.