Castaways Beach Postcode

Queensland

CoastalMetro Top 10% SEIFA Above QLD income
4567
Postcode for Castaways Beach, QLD
Phone area code: 07 · 116 km from Brisbane · Pop. 683
683
Population
51
Median Age
$2,083
Household Income/wk
$750
Median Rent/wk
10/10
SEIFA Advantage
2.9
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 Castaways Beach ranks: household income is in the top 25% of QLD suburbs; rents are among the top 10% in QLD; SEIFA decile 10 puts it in the top 20% of Australia for socio-economic advantage.

How Castaways Beach Compares

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

MetricCastaways BeachQLD avgAU avg
Household income/wk $2,083 +QLD $1,770 $1,836
Rent/wk $750 +QLD $380 $390
Mortgage/month $2,184 +QLD $1,774 $1,958
Median age 51 44.0 45.0
SEIFA decile 10/10 +QLD 4.0/10 6.0/10
Unemployment 4.4% -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.

Castaways Beach is a coastal suburb of Brisbane in Queensland, with postcode 4567. It sits about 116 km from the Brisbane CBD, within the Noosa local government area. The suburb footprint covers roughly 2.9 square kilometres.

According to the 2021 Census, Castaways Beach has a population of 683 with a median age of 51. The median weekly household income is $2,083, above the QLD average. The unemployment rate is 4.4%, lower than the QLD average. The Indigenous population is 5 (0.7% of residents).

Housing in Castaways Beach includes a median weekly rent of $750, median monthly mortgage repayment of $2,184, with 248 total dwellings. These housing costs sit above the QLD average. Owner-occupied dwellings (owned or mortgaged) make up 88.7% of housing.

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

Castaways Beach is part of the Noosa statistical area in Queensland.

Castaways Beach Details

Postcode4567
StateQueensland (QLD)
Phone Area Code07
Population (2021)683
Median Age51 years
Median Household Income (Census 2021)$2,083/week
Median Personal Income (Census 2021)$896/week
Median Weekly Rent (Census 2021)$750
Median Monthly Mortgage (Census 2021)$2,184
Average Household Size2.6 persons
Area2.9 km²
Population Density236/km²
Total Dwellings248
Australian Citizens94.1%
Indigenous Population5 (0.7%)
Unemployment Rate4.4%
SEIFA IRSAD Decile10/10 (well above average)
Latitude-26.432
Longitude153.101
Distance from Brisbane116 km
Region (SA4)Sunshine Coast
Area (SA3)Noosa
Local GovernmentNoosa
Federal ElectorateWide Bay

Age Profile

0–14 (18.2%) 15–24 (8.8%) 25–44 (16.4%) 45–64 (32.8%) 65+ (23.6%)
Show counts
0–14 years124 (18.2%)
15–24 years60 (8.8%)
25–44 years112 (16.4%)
45–64 years224 (32.8%)
65+ years161 (23.6%)

Housing Tenure

Owned outright (53.0%) Mortgaged (35.6%) Rented (11.3%)

SEIFA Socio-economic Index

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

Health Conditions (2021 Census)

Arthritis60 (8.8%)
Asthma39 (5.7%)
Heart Disease31 (4.5%)
Cancer23 (3.4%)
Diabetes13 (1.9%)
Dementia5 (0.7%)

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

Motor Vehicles per Dwelling

No vehicle5 (2.0%)
1 vehicle50 (20.3%)
2 vehicles133 (54.1%)
3+ vehicles58 (23.6%)

Suburbs Near Castaways Beach

Same Postcode (4567)

More Castaways Beach 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.