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Queensland · Postcode 4109
Robertson postcode and suburb data
Queensland · Phone area code 07 · 11 km from Brisbane
Suburb snapshot
Robertson 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
Robertson vs the QLD average and the national average, using population-weighted 2021 Census data.
| Metric | Robertson | QLD avg | AU avg | Greater Brisbane |
|---|---|---|---|---|
| Household income/wk | $1,676 ≈QLD | $1,770 | $1,836 | $1,945 |
| Rent/wk | $415 ≈QLD | $380 | $390 | $402 |
| Mortgage/month | $1,950 ≈QLD | $1,774 | $1,958 | $1,919 |
| Median age | 37 | 44.0 | 45.0 | 38.0 |
| SEIFA decile | 7/10 +QLD | 4.0/10 | 6.0/10 | 7.0/10 |
| Unemployment | 7.4% +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 4109 covers Robertson, an inland suburb of Brisbane about 11 km from the city centre. It forms part of the Brisbane - South region of Queensland. Local government services are provided by Brisbane.
According to the 2021 Census, Robertson has a population of 4,749 with a median age of 37. The median weekly household income is $1,676, close to the QLD average. The unemployment rate is 7.4%, higher than the QLD average. The Indigenous population is 57 (1.2% of residents).
Housing in Robertson includes a median weekly rent of $415, median monthly mortgage repayment of $1,950, with 1,586 total dwellings. Owner-occupied dwellings (owned or mortgaged) make up 64.4% of housing.
On the SEIFA Index of Relative Socio-economic Advantage and Disadvantage, Robertson scores in decile 7 out of 10, which is above the national average.
Robertson is served by Robertson State School.
Robertson is part of the Sunnybank statistical area in Queensland.
Robertson details
Location, Census, housing, SEIFA and geography fields used across this profile.
| Postcode | 4109 |
| State | Queensland (QLD) |
| Phone Area Code | 07 |
| Population (2021) | 4,749 |
| Median Age | 37 years |
| Median Household Income (Census 2021) | $1,676/week |
| Median Personal Income (Census 2021) | $656/week |
| Median Weekly Rent (Census 2021) | $415 |
| Median Monthly Mortgage (Census 2021) | $1,950 |
| Average Household Size | 2.8 persons |
| Area | 1.8 km² |
| Population Density | 2669/km² |
| Total Dwellings | 1,586 |
| Australian Citizens | 67.8% |
| Indigenous Population | 57 (1.2%) |
| Unemployment Rate | 7.4% |
| SEIFA IRSAD Decile | 7/10 (above average) |
| Latitude | -27.5657 |
| Longitude | 153.0572 |
| Distance from Brisbane | 11 km |
| Region (SA4) | Brisbane - South |
| Area (SA3) | Sunnybank |
| Local Government | Brisbane |
| Federal Electorate | Moreton |
| State Electorate | Toohey |
| Time Zone | AEST (UTC+10), Australia/Brisbane (standard time) |
Age Profile
Show counts
| 0–14 years | 672 (14.2%) |
| 15–24 years | 673 (14.2%) |
| 25–44 years | 1,489 (31.4%) |
| 45–64 years | 971 (20.4%) |
| 65+ years | 939 (19.8%) |
Housing Tenure
SEIFA socio-economic index
Health Conditions (2021 Census)
| Arthritis | 298 (6.3%) |
| Diabetes | 230 (4.8%) |
| Asthma | 216 (4.5%) |
| Heart Disease | 185 (3.9%) |
| Cancer | 127 (2.7%) |
| Lung Condition | 60 (1.3%) |
| Dementia | 24 (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 | 131 (8.5%) |
| 1 vehicle | 551 (35.6%) |
| 2 vehicles | 531 (34.3%) |
| 3+ vehicles | 335 (21.6%) |
Schools in Robertson
ACARA 2025 school profiles for schools located in Robertson. ICSEA is shown where ACARA publishes it.
Suburbs Near Robertson
Same Postcode (4109)
More Robertson 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.