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Karana Downs 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 Karana Downs Compares
Karana Downs vs the QLD average and the national average (2021 Census, population-weighted).
| Metric | Karana Downs | QLD avg | AU avg | Greater Brisbane |
|---|---|---|---|---|
| Household income/wk | $2,255 +QLD | $1,770 | $1,836 | $1,945 |
| Rent/wk | $400 ≈QLD | $380 | $390 | $402 |
| Mortgage/month | $1,800 ≈QLD | $1,774 | $1,958 | $1,919 |
| Median age | 41 | 44.0 | 45.0 | 38.0 |
| SEIFA decile | 9/10 +QLD | 4.0/10 | 6.0/10 | 7.0/10 |
| Unemployment | 3.8% -QLD | 6.0% | 5.0% | 6.0% |
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.
Karana Downs is a locality 22 km from Brisbane in Queensland, classified as inner regional by the ABS. The postcode is 4306. It falls within the Ipswich region. The local government area is Brisbane.
According to the 2021 Census, Karana Downs has a population of 3,800 with a median age of 41. The median weekly household income is $2,255, above the QLD average. The unemployment rate is 3.8%, lower than the QLD average. The Indigenous population is 107 (2.8% of residents).
Housing in Karana Downs includes a median weekly rent of $400, median monthly mortgage repayment of $1,800, with 1,333 total dwellings. Owner-occupied dwellings (owned or mortgaged) make up 88.2% of housing.
On the SEIFA Index of Relative Socio-economic Advantage and Disadvantage, Karana Downs scores in decile 9 out of 10, which is well above the national average.
Karana Downs is served by Mount Crosby State School.
Karana Downs is part of the Ipswich Inner statistical area in Queensland.
Karana Downs Details
| Postcode | 4306 |
| State | Queensland (QLD) |
| Phone Area Code | 07 |
| Population (2021) | 3,800 |
| Median Age | 41 years |
| Median Household Income (Census 2021) | $2,255/week |
| Median Personal Income (Census 2021) | $948/week |
| Median Weekly Rent (Census 2021) | $400 |
| Median Monthly Mortgage (Census 2021) | $1,800 |
| Average Household Size | 2.8 persons |
| Area | 7.5 km² |
| Population Density | 507/km² |
| Total Dwellings | 1,333 |
| Australian Citizens | 90.4% |
| Indigenous Population | 107 (2.8%) |
| Unemployment Rate | 3.8% |
| SEIFA IRSAD Decile | 9/10 (well above average) |
| Latitude | -27.55 |
| Longitude | 152.822222 |
| Distance from Brisbane | 22 km |
| Region (SA4) | Ipswich |
| Area (SA3) | Ipswich Inner |
| Local Government | Brisbane |
| Federal Electorate | Blair |
Age Profile
Show counts
| 0–14 years | 742 (19.5%) |
| 15–24 years | 437 (11.5%) |
| 25–44 years | 932 (24.5%) |
| 45–64 years | 1,122 (29.5%) |
| 65+ years | 553 (14.6%) |
Housing Tenure
SEIFA Socio-economic Index
Index of Relative Socio-economic Advantage and Disadvantage (IRSAD), decile 9 of 10. Higher deciles indicate more advantage.
Health Conditions (2021 Census)
| Asthma | 359 (9.4%) |
| Arthritis | 307 (8.1%) |
| Heart Disease | 149 (3.9%) |
| Diabetes | 142 (3.7%) |
| Cancer | 141 (3.7%) |
| Lung Condition | 62 (1.6%) |
| Dementia | 14 (0.4%) |
Long-term health conditions self-reported in the 2021 Census. Persons may report more than one condition.
Motor Vehicles per Dwelling
| No vehicle | 10 (0.8%) |
| 1 vehicle | 277 (21.0%) |
| 2 vehicles | 627 (47.6%) |
| 3+ vehicles | 402 (30.5%) |
Schools in Karana Downs
Suburbs Near Karana Downs
Same Postcode (4306)
More Karana Downs 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.