Illinbah Postcode

Queensland

Inner Regional
4275
Postcode for Illinbah, QLD
Phone area code: 07 · 74 km from Brisbane · Pop. 128
128
Population
41
Median Age
$1,666
Household Income/wk
$470
Median Rent/wk
7/10
SEIFA Advantage
19.4
Area (km²)

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

Where Illinbah ranks: rents are among the top 10% in QLD.

How Illinbah Compares

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

MetricIllinbahQLD avgAU avg
Household income/wk $1,666 ≈QLD $1,770 $1,836
Rent/wk $470 +QLD $380 $390
Mortgage/month $2,000 +QLD $1,774 $1,958
Median age 41 44.0 45.0
SEIFA decile 7/10 +QLD 4.0/10 6.0/10
Unemployment 6.5% ≈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.

Illinbah is a locality 74 km from Brisbane in Queensland, classified as inner regional by the ABS. The postcode is 4275. It falls within the Logan - Beaudesert region. The local government area is Scenic Rim.

According to the 2021 Census, Illinbah has a population of 128 with a median age of 41. The median weekly household income is $1,666, close to the QLD average. The unemployment rate is 6.5%.

Housing in Illinbah includes a median weekly rent of $470, median monthly mortgage repayment of $2,000, with 43 total dwellings. These housing costs sit above the QLD average. Owner-occupied dwellings (owned or mortgaged) make up 70.0% of housing.

On the SEIFA Index of Relative Socio-economic Advantage and Disadvantage, Illinbah scores in decile 7 out of 10, which is above the national average.

Illinbah is part of the Beaudesert statistical area in Queensland.

Illinbah Details

Postcode4275
StateQueensland (QLD)
Phone Area Code07
Population (2021)128
Median Age41 years
Median Household Income (Census 2021)$1,666/week
Median Personal Income (Census 2021)$687/week
Median Weekly Rent (Census 2021)$470
Median Monthly Mortgage (Census 2021)$2,000
Average Household Size2.8 persons
Area19.4 km²
Population Density7/km²
Total Dwellings43
Australian Citizens85.9%
Unemployment Rate6.5%
SEIFA IRSAD Decile7/10 (above average)
Latitude-28.128333
Longitude153.152222
Distance from Brisbane74 km
Region (SA4)Logan - Beaudesert
Area (SA3)Beaudesert
Local GovernmentScenic Rim
Federal ElectorateWright

Age Profile

0–14 (18.8%) 15–24 (10.9%) 25–44 (25.8%) 45–64 (28.1%) 65+ (14.8%)
Show counts
0–14 years24 (18.8%)
15–24 years14 (10.9%)
25–44 years33 (25.8%)
45–64 years36 (28.1%)
65+ years19 (14.8%)

Housing Tenure

Owned outright (25.0%) Mortgaged (45.0%) Rented (30.0%)

SEIFA Socio-economic Index

Index of Relative Socio-economic Advantage and Disadvantage (IRSAD), decile 7 of 10. Higher deciles indicate more advantage.

Health Conditions (2021 Census)

Cancer9 (7.0%)
Arthritis8 (6.2%)
Asthma8 (6.2%)
Diabetes6 (4.7%)
Heart Disease4 (3.1%)

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

Motor Vehicles per Dwelling

No vehicle0 (0.0%)
1 vehicle0 (0.0%)
2 vehicles21 (55.3%)
3+ vehicles17 (44.7%)

Suburbs Near Illinbah

Same Postcode (4275)

More Illinbah 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.