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Queensland · Postcode 4405
Marmadua postcode and suburb data
Queensland · Phone area code 07 · 228 km from Brisbane
Suburb snapshot
Marmadua at a glance vs QLD
Fast facts and benchmark bars show the suburb's key postcode, Census, SEIFA, school and LGA signals in context.
Quick facts
Benchmarks against QLD
Income, rent and SEIFA figures are from the ABS 2021 Census and are reported in 2021 dollars, not adjusted for subsequent inflation.
Where Marmadua ranks: rents sit in the cheapest 10% in QLD; SEIFA decile 1 places it in the bottom 20% of Australia for socio-economic advantage.
ABS Census 2021 · SEIFA 2021Detailed comparison table
Marmadua vs the QLD average and the national average, using population-weighted 2021 Census data.
| Metric | Marmadua | QLD avg | AU avg |
|---|---|---|---|
| Household income/wk | $1,687 ≈QLD | $1,770 | $1,836 |
| Median age | 53 | 44.0 | 45.0 |
| SEIFA decile | 1/10 -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.
Marmadua is a remote community in Queensland, with postcode 4405. It lies roughly 228 km from Brisbane, classified by the ABS as remote Australia. The area is administered by Western Downs.
According to the 2021 Census, Marmadua has a population of 15 with a median age of 53. The median weekly household income is $1,687, close to the QLD average.
Housing in Marmadua includes a 9 total dwellings. Housing costs in the area sit below the QLD average.
On the SEIFA Index of Relative Socio-economic Advantage and Disadvantage, Marmadua scores in decile 1 out of 10, which is well below the national average.
Marmadua is part of the Burnett statistical area in Queensland.
Marmadua details
Location, Census, housing, SEIFA and geography fields used across this profile.
| Postcode | 4405 |
| State | Queensland (QLD) |
| Phone Area Code | 07 |
| Population (2021) | 15 |
| Median Age | 53 years |
| Median Household Income (Census 2021) | $1,687/week |
| Median Personal Income (Census 2021) | $1,024/week |
| Average Household Size | 2.1 persons |
| Area | 594.1 km² |
| Population Density | 0/km² |
| Total Dwellings | 9 |
| Australian Citizens | 113.3% |
| Unemployment Rate | 0.0% |
| SEIFA IRSAD Decile | 1/10 (well below average) |
| Latitude | -27.4622429 |
| Longitude | 150.7147713 |
| Distance from Brisbane | 228 km |
| Region (SA4) | Wide Bay |
| Area (SA3) | Burnett |
| Local Government | Western Downs |
| Federal Electorate | Maranoa |
| State Electorate | Warrego |
| Time Zone | AEST (UTC+10), Australia/Brisbane (standard time) |
Age Profile
Show counts
| 0–14 years | 0 (0.0%) |
| 15–24 years | 0 (0.0%) |
| 25–44 years | 0 (0.0%) |
| 45–64 years | 11 (73.3%) |
| 65+ years | 6 (40.0%) |
SEIFA socio-economic index
Motor Vehicles per Dwelling
| No vehicle | 0 (0.0%) |
| 1 vehicle | 0 (0.0%) |
| 2 vehicles | 8 (100.0%) |
| 3+ vehicles | 0 (0.0%) |
Suburbs Near Marmadua
Same Postcode (4405)
More Marmadua 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.