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The Bluff Postcode
Queensland
Income, rent and SEIFA figures are from the ABS 2021 Census and are reported in 2021 dollars, not adjusted for subsequent inflation.
How The Bluff Compares
The Bluff vs the QLD average and the national average (2021 Census, population-weighted).
| Metric | The Bluff | QLD avg | AU avg |
|---|---|---|---|
| Household income/wk | $1,792 ≈QLD | $1,770 | $1,836 |
| Rent/wk | $300 -QLD | $380 | $390 |
| Mortgage/month | $1,759 ≈QLD | $1,774 | $1,958 |
| Median age | 56 | 44.0 | 45.0 |
| SEIFA decile | 7/10 +QLD | 4.0/10 | 6.0/10 |
| Unemployment | 0.0% -QLD | 6.0% | 5.0% |
Green pill = at least 10% above the QLD average; red = at least 10% below; grey = within 10%. For unemployment, colour polarity is inverted: lower is better.
The Bluff is a locality 51 km from Brisbane in Queensland, classified as inner regional by the ABS. The postcode is 4340. It falls within the Ipswich region. The local government area is Ipswich.
According to the 2021 Census, The Bluff has a population of 53 with a median age of 56. The median weekly household income is $1,792, close to the QLD average.
Housing in The Bluff includes a median weekly rent of $300, median monthly mortgage repayment of $1,759, with 20 total dwellings. Housing costs in the area sit below the QLD average. Owner-occupied dwellings (owned or mortgaged) make up 100.0% of housing.
On the SEIFA Index of Relative Socio-economic Advantage and Disadvantage, The Bluff scores in decile 7 out of 10, which is above the national average.
The Bluff is part of the Ipswich Hinterland statistical area in Queensland.
The Bluff Details
| Postcode | 4340 |
| State | Queensland (QLD) |
| Phone Area Code | 07 |
| Population (2021) | 53 |
| Median Age | 56 years |
| Median Household Income (Census 2021) | $1,792/week |
| Median Personal Income (Census 2021) | $784/week |
| Median Weekly Rent (Census 2021) | $300 |
| Median Monthly Mortgage (Census 2021) | $1,759 |
| Average Household Size | 2.3 persons |
| Area | 8.3 km² |
| Population Density | 6/km² |
| Total Dwellings | 20 |
| Australian Citizens | 84.9% |
| Unemployment Rate | 0.0% |
| SEIFA IRSAD Decile | 7/10 (above average) |
| Latitude | -27.616667 |
| Longitude | 152.533333 |
| Distance from Brisbane | 51 km |
| Region (SA4) | Ipswich |
| Area (SA3) | Ipswich Hinterland |
| Local Government | Ipswich |
| Federal Electorate | Blair |
Age Profile
Show counts
| 0–14 years | 3 (5.7%) |
| 15–24 years | 3 (5.7%) |
| 25–44 years | 8 (15.1%) |
| 45–64 years | 19 (35.8%) |
| 65+ years | 12 (22.6%) |
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 | 10 (18.9%) |
| Heart Disease | 10 (18.9%) |
| Diabetes | 5 (9.4%) |
| Asthma | 5 (9.4%) |
| Cancer | 5 (9.4%) |
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 | 7 (50.0%) |
| 3+ vehicles | 7 (50.0%) |
Suburbs Near The Bluff
Same Postcode (4340)
More The Bluff 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.