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Queensland · Postcode 4304
Blackstone postcode and suburb data
Queensland · Phone area code 07 · 28 km from Brisbane
Suburb snapshot
Blackstone at a glance vs QLD
Fast facts and benchmark bars show the suburb's key postcode, Census, SEIFA, school and LGA signals in context.
Quick facts
Benchmarks against QLD
Income, rent and SEIFA figures are from the ABS 2021 Census and are reported in 2021 dollars, not adjusted for subsequent inflation.
Detailed comparison table
Blackstone vs the QLD average and the national average, using population-weighted 2021 Census data.
| Metric | Blackstone | QLD avg | AU avg | Greater Brisbane |
|---|---|---|---|---|
| Household income/wk | $1,657 ≈QLD | $1,770 | $1,836 | $1,945 |
| Rent/wk | $328 -QLD | $380 | $390 | $402 |
| Mortgage/month | $1,353 -QLD | $1,774 | $1,958 | $1,919 |
| Median age | 37 | 44.0 | 45.0 | 38.0 |
| SEIFA decile | 3/10 ≈QLD | 4.0/10 | 6.0/10 | 7.0/10 |
| Unemployment | 4.3% -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.
Postcode 4304 covers Blackstone, an inland suburb of Brisbane about 28 km from the city centre. It forms part of the Ipswich region of Queensland. Local government services are provided by Ipswich.
According to the 2021 Census, Blackstone has a population of 1,144 with a median age of 37. The median weekly household income is $1,657, close to the QLD average. The unemployment rate is 4.3%, lower than the QLD average. The Indigenous population is 43 (3.8% of residents).
Housing in Blackstone includes a median weekly rent of $328, median monthly mortgage repayment of $1,353, with 417 total dwellings. Housing costs in the area sit below the QLD average. Owner-occupied dwellings (owned or mortgaged) make up 75.6% of housing.
On the SEIFA Index of Relative Socio-economic Advantage and Disadvantage, Blackstone scores in decile 3 out of 10, which is below the national average.
Blackstone is part of the Ipswich Inner statistical area in Queensland.
Blackstone details
Location, Census, housing, SEIFA and geography fields used across this profile.
| Postcode | 4304 |
| State | Queensland (QLD) |
| Phone Area Code | 07 |
| Population (2021) | 1,144 |
| Median Age | 37 years |
| Median Household Income (Census 2021) | $1,657/week |
| Median Personal Income (Census 2021) | $769/week |
| Median Weekly Rent (Census 2021) | $328 |
| Median Monthly Mortgage (Census 2021) | $1,353 |
| Average Household Size | 2.6 persons |
| Area | 3.8 km² |
| Population Density | 300/km² |
| Total Dwellings | 417 |
| Australian Citizens | 86.1% |
| Indigenous Population | 43 (3.8%) |
| Unemployment Rate | 4.3% |
| SEIFA IRSAD Decile | 3/10 (below average) |
| Latitude | -27.6305539 |
| Longitude | 152.800004 |
| Distance from Brisbane | 28 km |
| Region (SA4) | Ipswich |
| Area (SA3) | Ipswich Inner |
| Local Government | Ipswich |
| Federal Electorate | Blair |
| State Electorate | Ipswich |
| Time Zone | AEST (UTC+10), Australia/Brisbane (standard time) |
Age Profile
Show counts
| 0–14 years | 231 (20.2%) |
| 15–24 years | 135 (11.8%) |
| 25–44 years | 328 (28.7%) |
| 45–64 years | 285 (24.9%) |
| 65+ years | 161 (14.1%) |
Housing Tenure
SEIFA socio-economic index
Health Conditions (2021 Census)
| Asthma | 127 (11.1%) |
| Arthritis | 123 (10.8%) |
| Diabetes | 69 (6.0%) |
| Cancer | 46 (4.0%) |
| Heart Disease | 45 (3.9%) |
| Lung Condition | 31 (2.7%) |
| Dementia | 3 (0.3%) |
Long-term health conditions self-reported in the 2021 Census. Persons may report more than one condition.
Motor Vehicles per Dwelling
| No vehicle | 22 (5.3%) |
| 1 vehicle | 112 (27.0%) |
| 2 vehicles | 171 (41.2%) |
| 3+ vehicles | 110 (26.5%) |
Suburbs Near Blackstone
Same Postcode (4304)
More Blackstone 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.