Birtinya Postcode

Queensland

Metro Top 10% SEIFA
4575
Postcode for Birtinya, QLD
Phone area code: 07 · 81 km from Brisbane · Pop. 4,378
4,378
Population
36
Median Age
$1,824
Household Income/wk
$490
Median Rent/wk
9/10
SEIFA Advantage
3.2
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 Birtinya ranks: rents are among the top 10% in QLD; SEIFA decile 9 puts it in the top 20% of Australia for socio-economic advantage.

How Birtinya Compares

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

MetricBirtinyaQLD avgAU avg
Household income/wk $1,824 ≈QLD $1,770 $1,836
Rent/wk $490 +QLD $380 $390
Mortgage/month $2,058 +QLD $1,774 $1,958
Median age 36 44.0 45.0
SEIFA decile 9/10 +QLD 4.0/10 6.0/10
Unemployment 3.9% -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.

Postcode 4575 covers Birtinya, an inland suburb of Brisbane about 81 km from the city centre. It forms part of the Sunshine Coast region of Queensland. Local government services are provided by Sunshine Coast.

According to the 2021 Census, Birtinya has a population of 4,378 with a median age of 36. The median weekly household income is $1,824, close to the QLD average. The unemployment rate is 3.9%, lower than the QLD average. The Indigenous population is 90 (2.1% of residents).

Housing in Birtinya includes a median weekly rent of $490, median monthly mortgage repayment of $2,058, with 1,692 total dwellings. These housing costs sit above the QLD average. Rental properties account for 63.7% of dwellings.

On the SEIFA Index of Relative Socio-economic Advantage and Disadvantage, Birtinya scores in decile 9 out of 10, which is well above the national average.

Birtinya is part of the Caloundra statistical area in Queensland.

Birtinya Details

Postcode4575
StateQueensland (QLD)
Phone Area Code07
Population (2021)4,378
Median Age36 years
Median Household Income (Census 2021)$1,824/week
Median Personal Income (Census 2021)$888/week
Median Weekly Rent (Census 2021)$490
Median Monthly Mortgage (Census 2021)$2,058
Average Household Size2.3 persons
Area3.2 km²
Population Density1369/km²
Total Dwellings1,692
Australian Citizens82.2%
Indigenous Population90 (2.1%)
Unemployment Rate3.9%
SEIFA IRSAD Decile9/10 (well above average)
Latitude-26.743
Longitude153.119
Distance from Brisbane81 km
Region (SA4)Sunshine Coast
Area (SA3)Caloundra
Local GovernmentSunshine Coast
Federal ElectorateFisher

Age Profile

0–14 (13.9%) 15–24 (14.4%) 25–44 (32.8%) 45–64 (22.3%) 65+ (16.6%)
Show counts
0–14 years609 (13.9%)
15–24 years629 (14.4%)
25–44 years1,435 (32.8%)
45–64 years976 (22.3%)
65+ years728 (16.6%)

Housing Tenure

Owned outright (15.6%) Mortgaged (20.6%) Rented (63.7%)

SEIFA Socio-economic Index

Index of Relative Socio-economic Advantage and Disadvantage (IRSAD), decile 9 of 10. Higher deciles indicate more advantage.

Health Conditions (2021 Census)

Asthma390 (8.9%)
Arthritis385 (8.8%)
Heart Disease173 (4.0%)
Cancer170 (3.9%)
Diabetes156 (3.6%)
Dementia100 (2.3%)
Lung Condition88 (2.0%)

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

Motor Vehicles per Dwelling

No vehicle41 (2.5%)
1 vehicle774 (46.5%)
2 vehicles598 (35.9%)
3+ vehicles252 (15.1%)

Suburbs Near Birtinya

Same Postcode (4575)

More Birtinya 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.