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Diddillibah 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 Diddillibah Compares
Diddillibah vs the QLD average and the national average (2021 Census, population-weighted).
| Metric | Diddillibah | QLD avg | AU avg |
|---|---|---|---|
| Household income/wk | $1,424 -QLD | $1,770 | $1,836 |
| Rent/wk | $330 -QLD | $380 | $390 |
| Mortgage/month | $2,200 +QLD | $1,774 | $1,958 |
| Median age | 46 | 44.0 | 45.0 |
| SEIFA decile | 6/10 +QLD | 4.0/10 | 6.0/10 |
| Unemployment | 6.7% +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.
Diddillibah (4559) is a coastal town in regional Queensland. It lies around 91 km from Brisbane by road. The locality is part of the Nambour statistical area. It is administered by Sunshine Coast.
According to the 2021 Census, Diddillibah has a population of 1,703 with a median age of 46. The median weekly household income is $1,424, below the QLD average. The unemployment rate is 6.7%, higher than the QLD average. The Indigenous population is 25 (1.5% of residents).
Housing in Diddillibah includes a median weekly rent of $330, median monthly mortgage repayment of $2,200, with 607 total dwellings. These housing costs sit above the QLD average. Owner-occupied dwellings (owned or mortgaged) make up 85.6% of housing.
On the SEIFA Index of Relative Socio-economic Advantage and Disadvantage, Diddillibah scores in decile 6 out of 10, which is around the national average.
Diddillibah is part of the Nambour statistical area in Queensland.
Diddillibah Details
| Postcode | 4559 |
| State | Queensland (QLD) |
| Phone Area Code | 07 |
| Population (2021) | 1,703 |
| Median Age | 46 years |
| Median Household Income (Census 2021) | $1,424/week |
| Median Personal Income (Census 2021) | $683/week |
| Median Weekly Rent (Census 2021) | $330 |
| Median Monthly Mortgage (Census 2021) | $2,200 |
| Average Household Size | 2.6 persons |
| Area | 11.0 km² |
| Population Density | 154/km² |
| Total Dwellings | 607 |
| Australian Citizens | 88.4% |
| Indigenous Population | 25 (1.5%) |
| Unemployment Rate | 6.7% |
| SEIFA IRSAD Decile | 6/10 (average) |
| Latitude | -26.65 |
| Longitude | 153.033333 |
| Distance from Brisbane | 91 km |
| Region (SA4) | Sunshine Coast |
| Area (SA3) | Nambour |
| Local Government | Sunshine Coast |
| Federal Electorate | Fairfax |
Age Profile
Show counts
| 0–14 years | 306 (18.0%) |
| 15–24 years | 191 (11.2%) |
| 25–44 years | 314 (18.4%) |
| 45–64 years | 557 (32.7%) |
| 65+ years | 339 (19.9%) |
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 | 191 (11.2%) |
| Asthma | 140 (8.2%) |
| Heart Disease | 83 (4.9%) |
| Diabetes | 69 (4.1%) |
| Cancer | 60 (3.5%) |
| Lung Condition | 37 (2.2%) |
| Dementia | 19 (1.1%) |
Long-term health conditions self-reported in the 2021 Census. Persons may report more than one condition.
Motor Vehicles per Dwelling
| No vehicle | 27 (4.6%) |
| 1 vehicle | 191 (32.5%) |
| 2 vehicles | 196 (33.3%) |
| 3+ vehicles | 174 (29.6%) |
Suburbs Near Diddillibah
Same Postcode (4559)
More Diddillibah 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.