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Biddaddaba 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 Biddaddaba Compares
Biddaddaba vs the QLD average and the national average (2021 Census, population-weighted).
| Metric | Biddaddaba | QLD avg | AU avg |
|---|---|---|---|
| Household income/wk | $1,350 -QLD | $1,770 | $1,836 |
| Rent/wk | $380 ≈QLD | $380 | $390 |
| Mortgage/month | $2,809 +QLD | $1,774 | $1,958 |
| Median age | 49 | 44.0 | 45.0 |
| SEIFA decile | 6/10 +QLD | 4.0/10 | 6.0/10 |
| Unemployment | 3.7% -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.
Biddaddaba is a locality 59 km from Brisbane in Queensland, classified as inner regional by the ABS. The postcode is 4275. It falls within the Logan - Beaudesert region. The local government area is Scenic Rim.
According to the 2021 Census, Biddaddaba has a population of 171 with a median age of 49. The median weekly household income is $1,350, below the QLD average. The unemployment rate is 3.7%, lower than the QLD average. The Indigenous population is 6 (3.5% of residents).
Housing in Biddaddaba includes a median weekly rent of $380, median monthly mortgage repayment of $2,809, with 63 total dwellings. These housing costs sit above the QLD average. Owner-occupied dwellings (owned or mortgaged) make up 78.3% of housing.
On the SEIFA Index of Relative Socio-economic Advantage and Disadvantage, Biddaddaba scores in decile 6 out of 10, which is around the national average.
Biddaddaba is part of the Beaudesert statistical area in Queensland.
Biddaddaba Details
| Postcode | 4275 |
| State | Queensland (QLD) |
| Phone Area Code | 07 |
| Population (2021) | 171 |
| Median Age | 49 years |
| Median Household Income (Census 2021) | $1,350/week |
| Median Personal Income (Census 2021) | $719/week |
| Median Weekly Rent (Census 2021) | $380 |
| Median Monthly Mortgage (Census 2021) | $2,809 |
| Average Household Size | 2.4 persons |
| Area | 42.2 km² |
| Population Density | 4/km² |
| Total Dwellings | 63 |
| Australian Citizens | 81.9% |
| Indigenous Population | 6 (3.5%) |
| Unemployment Rate | 3.7% |
| SEIFA IRSAD Decile | 6/10 (average) |
| Latitude | -27.9954703 |
| Longitude | 153.1135658 |
| Distance from Brisbane | 59 km |
| Region (SA4) | Logan - Beaudesert |
| Area (SA3) | Beaudesert |
| Local Government | Scenic Rim |
| Federal Electorate | Wright |
Age Profile
Show counts
| 0–14 years | 25 (14.6%) |
| 15–24 years | 22 (12.9%) |
| 25–44 years | 22 (12.9%) |
| 45–64 years | 58 (33.9%) |
| 65+ years | 38 (22.2%) |
Housing Tenure
SEIFA Socio-economic Index
Index of Relative Socio-economic Advantage and Disadvantage (IRSAD), decile 6 of 10. Higher deciles indicate more advantage.
Health Conditions (2021 Census)
| Arthritis | 17 (9.9%) |
| Heart Disease | 11 (6.4%) |
| Diabetes | 9 (5.3%) |
| Asthma | 8 (4.7%) |
| Cancer | 8 (4.7%) |
| Lung Condition | 6 (3.5%) |
| Dementia | 3 (1.8%) |
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 | 6 (9.5%) |
| 2 vehicles | 24 (38.1%) |
| 3+ vehicles | 33 (52.4%) |
Suburbs Near Biddaddaba
Same Postcode (4275)
More Biddaddaba 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.