Queensland · Postcode 4109

Robertson postcode and suburb data

Queensland · Phone area code 07 · 11 km from Brisbane

Metro
4,749
Population (2021)
$1,676
Household income/wk
$415
Median rent/wk
37
Median age
7/10
SEIFA advantage

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

4109 Postcode See every suburb sharing this postcode
4,749 People Resident population, Census 2021
Brisbane Council area 271 suburbs, 84 postcodes
37 Median age Years, Census 2021
$1,676/wk Household income Suburb median, Census 2021 dollars
Decile 7/10 SEIFA advantage Above average advantage
1 Schools ACARA 2025 profiles in this suburb

Benchmarks against QLD

Household income
$1,676/wk
5% below QLD average
Suburb median, Census 2021
Weekly rent
$415/wk
9% above QLD average
Suburb median, Census 2021
SEIFA advantage
7/10
3.0 deciles above QLD average
IRSAD decile, higher means more advantage
Median age
37 years
7.0 years younger than QLD average
Resident median age
Unemployment
7.4%
1.4 pts above QLD average
Census labour-force rate

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.

MetricRobertsonQLD avgAU avgGreater 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.

Postcode4109
StateQueensland (QLD)
Phone Area Code07
Population (2021)4,749
Median Age37 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 Size2.8 persons
Area1.8 km²
Population Density2669/km²
Total Dwellings1,586
Australian Citizens67.8%
Indigenous Population57 (1.2%)
Unemployment Rate7.4%
SEIFA IRSAD Decile7/10 (above average)
Latitude-27.5657
Longitude153.0572
Distance from Brisbane11 km
Region (SA4)Brisbane - South
Area (SA3)Sunnybank
Local GovernmentBrisbane
Federal ElectorateMoreton
State ElectorateToohey
Time ZoneAEST (UTC+10), Australia/Brisbane (standard time)

Age Profile

0–14 (14.2%) 15–24 (14.2%) 25–44 (31.4%) 45–64 (20.4%) 65+ (19.8%)
Show counts
0–14 years672 (14.2%)
15–24 years673 (14.2%)
25–44 years1,489 (31.4%)
45–64 years971 (20.4%)
65+ years939 (19.8%)

Housing Tenure

Owned outright (43.5%) Mortgaged (21.0%) Rented (35.6%)

SEIFA socio-economic index

Robertson is in SEIFA IRSAD decile 7 of 10. Higher deciles indicate more relative socio-economic advantage. This is an area-level index, not a score for individual households.
More disadvantagedMiddle rangeMore advantaged

Health Conditions (2021 Census)

Arthritis298 (6.3%)
Diabetes230 (4.8%)
Asthma216 (4.5%)
Heart Disease185 (3.9%)
Cancer127 (2.7%)
Lung Condition60 (1.3%)
Dementia24 (0.5%)

Long-term health conditions self-reported in the 2021 Census. Persons may report more than one condition.

Motor Vehicles per Dwelling

No vehicle131 (8.5%)
1 vehicle551 (35.6%)
2 vehicles531 (34.3%)
3+ vehicles335 (21.6%)

Schools in Robertson

ACARA 2025 school profiles for schools located in Robertson. ICSEA is shown where ACARA publishes it.

Robertson State School
Primary · Gov · ICSEA 1128 · 732 students

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.