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Green Island 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 Green Island Compares
Green Island vs the QLD average and the national average (2021 Census, population-weighted).
| Metric | Green Island | QLD avg | AU avg |
|---|---|---|---|
| Household income/wk | $1,749 ≈QLD | $1,770 | $1,836 |
| Rent/wk | $125 -QLD | $380 | $390 |
| Median age | 34 | 44.0 | 45.0 |
| SEIFA decile | 8/10 +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.
Green Island is a very remote community in Queensland, with postcode 4871. It lies roughly 1394 km from Brisbane, classified by the ABS as very remote Australia. The area is administered by Cairns.
According to the 2021 Census, Green Island has a population of 20 with a median age of 34. The median weekly household income is $1,749, close to the QLD average.
Housing in Green Island includes a median weekly rent of $125, 8 total dwellings. Housing costs in the area sit below the QLD average.
On the SEIFA Index of Relative Socio-economic Advantage and Disadvantage, Green Island scores in decile 8 out of 10, which is above the national average.
Green Island is part of the Outback - North statistical area in Queensland.
Green Island Details
| Postcode | 4871 |
| State | Queensland (QLD) |
| Phone Area Code | 07 |
| Population (2021) | 20 |
| Median Age | 34 years |
| Median Household Income (Census 2021) | $1,749/week |
| Median Personal Income (Census 2021) | $1,100/week |
| Median Weekly Rent (Census 2021) | $125 |
| Average Household Size | 1.5 persons |
| Area | 0.1 km² |
| Population Density | 161/km² |
| Total Dwellings | 8 |
| Australian Citizens | 50.0% |
| Unemployment Rate | 0.0% |
| SEIFA IRSAD Decile | 8/10 (above average) |
| Latitude | -16.7589758 |
| Longitude | 145.9743845 |
| Distance from Brisbane | 1394 km |
| Region (SA4) | Queensland - Outback |
| Area (SA3) | Outback - North |
| Local Government | Cairns |
| Federal Electorate | Kennedy |
Age Profile
Show counts
| 0–14 years | 0 (0.0%) |
| 15–24 years | 4 (20.0%) |
| 25–44 years | 9 (45.0%) |
| 45–64 years | 4 (20.0%) |
| 65+ years | 3 (15.0%) |
SEIFA Socio-economic Index
Index of Relative Socio-economic Advantage and Disadvantage (IRSAD), decile 8 of 10. Higher deciles indicate more advantage.
Health Conditions (2021 Census)
| Arthritis | 3 (15.0%) |
Long-term health conditions self-reported in the 2021 Census. Persons may report more than one condition.
Motor Vehicles per Dwelling
| No vehicle | 8 (100.0%) |
| 1 vehicle | 0 (0.0%) |
| 2 vehicles | 0 (0.0%) |
| 3+ vehicles | 0 (0.0%) |
Suburbs Near Green Island
Same Postcode (4871)
More Green Island 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.