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Blackwater 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 Blackwater Compares
Blackwater vs the QLD average and the national average (2021 Census, population-weighted).
| Metric | Blackwater | QLD avg | AU avg |
|---|---|---|---|
| Household income/wk | $2,358 +QLD | $1,770 | $1,836 |
| Rent/wk | $220 -QLD | $380 | $390 |
| Mortgage/month | $1,083 -QLD | $1,774 | $1,958 |
| Median age | 31 | 44.0 | 45.0 |
| SEIFA decile | 2/10 -QLD | 4.0/10 | 6.0/10 |
| Unemployment | 5.0% -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.
Blackwater is a locality 600 km from Brisbane in Queensland, classified as outer regional by the ABS. The postcode is 4717. It falls within the Central Queensland region. The local government area is Central Highlands (Qld).
According to the 2021 Census, Blackwater has a population of 4,702 with a median age of 31. The median weekly household income is $2,358, above the QLD average. The unemployment rate is 5.0%, lower than the QLD average. The Indigenous population is 456 (9.7% of residents).
Housing in Blackwater includes a median weekly rent of $220, median monthly mortgage repayment of $1,083, with 1,492 total dwellings. Housing costs in the area sit below the QLD average. Rental properties account for 64.7% of dwellings.
On the SEIFA Index of Relative Socio-economic Advantage and Disadvantage, Blackwater scores in decile 2 out of 10, which is well below the national average.
Schools in Blackwater include Blackwater North State School, Blackwater State High School and Blackwater State School.
Blackwater is part of the Central Highlands (Qld) statistical area in Queensland.
Blackwater Details
| Postcode | 4717 |
| State | Queensland (QLD) |
| Phone Area Code | 07 |
| Population (2021) | 4,702 |
| Median Age | 31 years |
| Median Household Income (Census 2021) | $2,358/week |
| Median Personal Income (Census 2021) | $1,268/week |
| Median Weekly Rent (Census 2021) | $220 |
| Median Monthly Mortgage (Census 2021) | $1,083 |
| Average Household Size | 2.6 persons |
| Area | 657.3 km² |
| Population Density | 7/km² |
| Total Dwellings | 1,492 |
| Australian Citizens | 77.9% |
| Indigenous Population | 456 (9.7%) |
| Unemployment Rate | 5.0% |
| SEIFA IRSAD Decile | 2/10 (well below average) |
| Latitude | -23.5831866 |
| Longitude | 148.8799357 |
| Distance from Brisbane | 600 km |
| Region (SA4) | Central Queensland |
| Area (SA3) | Central Highlands (Qld) |
| Local Government | Central Highlands (Qld) |
| Federal Electorate | Flynn |
Age Profile
Show counts
| 0–14 years | 1,097 (23.3%) |
| 15–24 years | 660 (14.0%) |
| 25–44 years | 1,654 (35.2%) |
| 45–64 years | 1,060 (22.5%) |
| 65+ years | 218 (4.6%) |
Housing Tenure
SEIFA Socio-economic Index
Index of Relative Socio-economic Advantage and Disadvantage (IRSAD), decile 2 of 10. Higher deciles indicate more advantage.
Health Conditions (2021 Census)
| Asthma | 384 (8.2%) |
| Arthritis | 188 (4.0%) |
| Diabetes | 145 (3.1%) |
| Heart Disease | 86 (1.8%) |
| Lung Condition | 65 (1.4%) |
| Cancer | 65 (1.4%) |
| Dementia | 8 (0.2%) |
Long-term health conditions self-reported in the 2021 Census. Persons may report more than one condition.
Motor Vehicles per Dwelling
| No vehicle | 69 (4.8%) |
| 1 vehicle | 466 (32.2%) |
| 2 vehicles | 576 (39.8%) |
| 3+ vehicles | 338 (23.3%) |
Schools in Blackwater
Suburbs Near Blackwater
More Blackwater 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.