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Bilinga 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 Bilinga Compares
Bilinga vs the QLD average and the national average (2021 Census, population-weighted).
| Metric | Bilinga | QLD avg | AU avg |
|---|---|---|---|
| Household income/wk | $1,435 -QLD | $1,770 | $1,836 |
| Rent/wk | $428 +QLD | $380 | $390 |
| Mortgage/month | $2,000 +QLD | $1,774 | $1,958 |
| Median age | 48 | 44.0 | 45.0 |
| SEIFA decile | 6/10 +QLD | 4.0/10 | 6.0/10 |
| Unemployment | 5.8% ≈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.
Bilinga is a coastal suburb of Brisbane in Queensland, with postcode 4225. It sits about 90 km from the Brisbane CBD, within the Gold Coast local government area. The suburb footprint covers roughly 2.7 square kilometres.
According to the 2021 Census, Bilinga has a population of 1,883 with a median age of 48. The median weekly household income is $1,435, below the QLD average. The unemployment rate is 5.8%. The Indigenous population is 40 (2.1% of residents).
Housing in Bilinga includes a median weekly rent of $428, median monthly mortgage repayment of $2,000, with 827 total dwellings. These housing costs sit above the QLD average. Rental properties account for 48.0% of dwellings.
On the SEIFA Index of Relative Socio-economic Advantage and Disadvantage, Bilinga scores in decile 6 out of 10, which is around the national average.
Bilinga is part of the Coolangatta statistical area in Queensland.
Bilinga Details
| Postcode | 4225 |
| State | Queensland (QLD) |
| Phone Area Code | 07 |
| Population (2021) | 1,883 |
| Median Age | 48 years |
| Median Household Income (Census 2021) | $1,435/week |
| Median Personal Income (Census 2021) | $804/week |
| Median Weekly Rent (Census 2021) | $428 |
| Median Monthly Mortgage (Census 2021) | $2,000 |
| Average Household Size | 2 persons |
| Area | 2.7 km² |
| Population Density | 693/km² |
| Total Dwellings | 827 |
| Australian Citizens | 82.5% |
| Indigenous Population | 40 (2.1%) |
| Unemployment Rate | 5.8% |
| SEIFA IRSAD Decile | 6/10 (average) |
| Latitude | -28.16 |
| Longitude | 153.51 |
| Distance from Brisbane | 90 km |
| Region (SA4) | Gold Coast |
| Area (SA3) | Coolangatta |
| Local Government | Gold Coast |
| Federal Electorate | McPherson |
Age Profile
Show counts
| 0–14 years | 178 (9.5%) |
| 15–24 years | 164 (8.7%) |
| 25–44 years | 555 (29.5%) |
| 45–64 years | 540 (28.7%) |
| 65+ years | 447 (23.7%) |
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 | 178 (9.5%) |
| Asthma | 141 (7.5%) |
| Heart Disease | 91 (4.8%) |
| Cancer | 73 (3.9%) |
| Diabetes | 61 (3.2%) |
| Lung Condition | 35 (1.9%) |
| Dementia | 10 (0.5%) |
Long-term health conditions self-reported in the 2021 Census. Persons may report more than one condition.
Motor Vehicles per Dwelling
| No vehicle | 48 (5.9%) |
| 1 vehicle | 395 (48.3%) |
| 2 vehicles | 279 (34.1%) |
| 3+ vehicles | 95 (11.6%) |
Suburbs Near Bilinga
Same Postcode (4225)
More Bilinga 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.