Grassdale Postcode

Queensland

Remote Top 10% SEIFA
4405
Postcode for Grassdale, QLD
Phone area code: 07 · 186 km from Brisbane · Pop. 5
5
Population
73
Median Age
$N/A
Household Income/wk
$N/A
Median Rent/wk
10/10
SEIFA Advantage
73.6
Area (km²)

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

Where Grassdale ranks: household income sits in the bottom 10% of QLD suburbs; rents sit in the cheapest 10% in QLD; SEIFA decile 10 puts it in the top 20% of Australia for socio-economic advantage.

How Grassdale Compares

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

MetricGrassdaleQLD avgAU avg
Median age 73 44.0 45.0
SEIFA decile 10/10 +QLD 4.0/10 6.0/10

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.

Grassdale is a remote community in Queensland, with postcode 4405. It lies roughly 186 km from Brisbane, classified by the ABS as remote Australia. The area is administered by Toowoomba.

According to the 2021 Census, Grassdale has a population of 5 with a median age of 73.

On the SEIFA Index of Relative Socio-economic Advantage and Disadvantage, Grassdale scores in decile 10 out of 10, which is well above the national average.

Grassdale is part of the Burnett statistical area in Queensland.

Grassdale Details

Postcode4405
StateQueensland (QLD)
Phone Area Code07
Population (2021)5
Median Age73 years
Average Household Size2 persons
Area73.6 km²
Population Density0/km²
SEIFA IRSAD Decile10/10 (well above average)
Latitude-27.4131282
Longitude151.1392401
Distance from Brisbane186 km
Region (SA4)Wide Bay
Area (SA3)Burnett
Local GovernmentToowoomba
Federal ElectorateMaranoa

Age Profile

0–14 (0.0%) 15–24 (0.0%) 25–44 (0.0%) 45–64 (0.0%) 65+ (0.0%)
Show counts
0–14 years0 (0.0%)
15–24 years0 (0.0%)
25–44 years0 (0.0%)
45–64 years0 (0.0%)
65+ years0 (0.0%)

SEIFA Socio-economic Index

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

Suburbs Near Grassdale

Same Postcode (4405)

More Grassdale 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.