Grandchester Postcode

Queensland

Inner Regional
4340
Postcode for Grandchester, QLD
Phone area code: 07 · 59 km from Brisbane · Pop. 467
467
Population
45
Median Age
$1,687
Household Income/wk
$250
Median Rent/wk
4/10
SEIFA Advantage
57.4
Area (km²)

Income, rent and SEIFA figures are from the ABS 2021 Census and are reported in 2021 dollars, not adjusted for subsequent inflation.

How Grandchester Compares

Grandchester vs the QLD average and the national average (2021 Census, population-weighted).

MetricGrandchesterQLD avgAU avg
Household income/wk $1,687 ≈QLD $1,770 $1,836
Rent/wk $250 -QLD $380 $390
Mortgage/month $1,517 -QLD $1,774 $1,958
Median age 45 44.0 45.0
SEIFA decile 4/10 ≈QLD 4.0/10 6.0/10
Unemployment 4.3% -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.

Grandchester is a locality 59 km from Brisbane in Queensland, classified as inner regional by the ABS. The postcode is 4340. It falls within the Ipswich region. The local government area is Ipswich.

According to the 2021 Census, Grandchester has a population of 467 with a median age of 45. The median weekly household income is $1,687, close to the QLD average. The unemployment rate is 4.3%, lower than the QLD average. The Indigenous population is 14 (3.0% of residents).

Housing in Grandchester includes a median weekly rent of $250, median monthly mortgage repayment of $1,517, with 142 total dwellings. Housing costs in the area sit below the QLD average. Owner-occupied dwellings (owned or mortgaged) make up 84.9% of housing.

On the SEIFA Index of Relative Socio-economic Advantage and Disadvantage, Grandchester scores in decile 4 out of 10, which is below the national average.

Grandchester is served by Grandchester State School.

Grandchester is part of the Ipswich Hinterland statistical area in Queensland.

Grandchester Details

Postcode4340
StateQueensland (QLD)
Phone Area Code07
Population (2021)467
Median Age45 years
Median Household Income (Census 2021)$1,687/week
Median Personal Income (Census 2021)$685/week
Median Weekly Rent (Census 2021)$250
Median Monthly Mortgage (Census 2021)$1,517
Average Household Size2.6 persons
Area57.4 km²
Population Density8/km²
Total Dwellings142
Australian Citizens79.4%
Indigenous Population14 (3.0%)
Unemployment Rate4.3%
SEIFA IRSAD Decile4/10 (below average)
Latitude-27.666667
Longitude152.466667
Distance from Brisbane59 km
Region (SA4)Ipswich
Area (SA3)Ipswich Hinterland
Local GovernmentIpswich
Federal ElectorateBlair

Age Profile

0–14 (17.6%) 15–24 (12.4%) 25–44 (20.8%) 45–64 (31.9%) 65+ (16.5%)
Show counts
0–14 years82 (17.6%)
15–24 years58 (12.4%)
25–44 years97 (20.8%)
45–64 years149 (31.9%)
65+ years77 (16.5%)

Housing Tenure

Owned outright (40.3%) Mortgaged (44.6%) Rented (15.1%)

SEIFA Socio-economic Index

Index of Relative Socio-economic Advantage and Disadvantage (IRSAD), decile 4 of 10. Higher deciles indicate more advantage.

Health Conditions (2021 Census)

Arthritis47 (10.1%)
Asthma46 (9.9%)
Diabetes20 (4.3%)
Lung Condition16 (3.4%)
Cancer15 (3.2%)
Heart Disease14 (3.0%)

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

Motor Vehicles per Dwelling

No vehicle5 (3.4%)
1 vehicle27 (18.2%)
2 vehicles58 (39.2%)
3+ vehicles58 (39.2%)

Schools in Grandchester

Grandchester State School
Primary · Gov · ICSEA 935 · 40 students

Suburbs Near Grandchester

Same Postcode (4340)

More Grandchester 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.