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Back Plains 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 Back Plains Compares
Back Plains vs the QLD average and the national average (2021 Census, population-weighted).
| Metric | Back Plains | QLD avg | AU avg |
|---|---|---|---|
| Household income/wk | $1,812 ≈QLD | $1,770 | $1,836 |
| Rent/wk | $265 -QLD | $380 | $390 |
| Mortgage/month | $1,460 -QLD | $1,774 | $1,958 |
| Median age | 42 | 44.0 | 45.0 |
| SEIFA decile | 6/10 +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.
Back Plains is a locality 131 km from Brisbane in Queensland, classified as inner regional by the ABS. The postcode is 4361. It falls within the Darling Downs - Maranoa region. The local government area is Toowoomba.
According to the 2021 Census, Back Plains has a population of 104 with a median age of 42. The median weekly household income is $1,812, close to the QLD average.
Housing in Back Plains includes a median weekly rent of $265, median monthly mortgage repayment of $1,460, with 36 total dwellings. Housing costs in the area sit below the QLD average. Owner-occupied dwellings (owned or mortgaged) make up 86.2% of housing.
On the SEIFA Index of Relative Socio-economic Advantage and Disadvantage, Back Plains scores in decile 6 out of 10, which is around the national average.
Back Plains is served by Back Plains State School.
Back Plains is part of the Granite Belt statistical area in Queensland.
Back Plains Details
| Postcode | 4361 |
| State | Queensland (QLD) |
| Phone Area Code | 07 |
| Population (2021) | 104 |
| Median Age | 42 years |
| Median Household Income (Census 2021) | $1,812/week |
| Median Personal Income (Census 2021) | $635/week |
| Median Weekly Rent (Census 2021) | $265 |
| Median Monthly Mortgage (Census 2021) | $1,460 |
| Average Household Size | 2.7 persons |
| Area | 39.8 km² |
| Population Density | 3/km² |
| Total Dwellings | 36 |
| Australian Citizens | 87.5% |
| Unemployment Rate | 0.0% |
| SEIFA IRSAD Decile | 6/10 (average) |
| Latitude | -27.8833816 |
| Longitude | 151.7787703 |
| Distance from Brisbane | 131 km |
| Region (SA4) | Darling Downs - Maranoa |
| Area (SA3) | Granite Belt |
| Local Government | Toowoomba |
| Federal Electorate | Maranoa |
Age Profile
Show counts
| 0–14 years | 22 (21.2%) |
| 15–24 years | 8 (7.7%) |
| 25–44 years | 24 (23.1%) |
| 45–64 years | 28 (26.9%) |
| 65+ years | 11 (10.6%) |
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)
| Asthma | 15 (14.4%) |
| Cancer | 7 (6.7%) |
| Arthritis | 6 (5.8%) |
| Heart Disease | 4 (3.8%) |
| Diabetes | 3 (2.9%) |
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 | 9 (27.3%) |
| 2 vehicles | 9 (27.3%) |
| 3+ vehicles | 15 (45.5%) |
Schools in Back Plains
Suburbs Near Back Plains
Same Postcode (4361)
More Back Plains 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.