Saibai Island Postcode

Queensland

Very Remote Bottom 20% SEIFA
4875
Postcode for Saibai Island, QLD
Phone area code: 07 · 2282 km from Brisbane · Pop. 340
340
Population
25
Median Age
$922
Household Income/wk
$115
Median Rent/wk
1/10
SEIFA Advantage
104.1
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 Saibai Island ranks: household income sits in the bottom 25% of QLD suburbs; SEIFA decile 1 places it in the bottom 20% of Australia for socio-economic advantage.

How Saibai Island Compares

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

MetricSaibai IslandQLD avgAU avg
Household income/wk $922 -QLD $1,770 $1,836
Rent/wk $115 -QLD $380 $390
Median age 25 44.0 45.0
SEIFA decile 1/10 -QLD 4.0/10 6.0/10
Unemployment 43.1% +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.

Saibai Island is a very remote community in Queensland, with postcode 4875. It lies roughly 2282 km from Brisbane, classified by the ABS as very remote Australia. The area is administered by Torres Strait Island.

According to the 2021 Census, Saibai Island has a population of 340 with a median age of 25. The median weekly household income is $922, below the QLD average. The unemployment rate is 43.1%, higher than the QLD average. The Indigenous population is 291 (85.6% of residents).

Housing in Saibai Island includes a median weekly rent of $115, 77 total dwellings. Housing costs in the area sit below the QLD average. Rental properties account for 100.0% of dwellings.

On the SEIFA Index of Relative Socio-economic Advantage and Disadvantage, Saibai Island scores in decile 1 out of 10, which is well below the national average.

Saibai Island is part of the Far North statistical area in Queensland.

Saibai Island Details

Postcode4875
StateQueensland (QLD)
Phone Area Code07
Population (2021)340
Median Age25 years
Median Household Income (Census 2021)$922/week
Median Personal Income (Census 2021)$405/week
Median Weekly Rent (Census 2021)$115
Average Household Size3.6 persons
Area104.1 km²
Population Density3/km²
Total Dwellings77
Australian Citizens86.2%
Indigenous Population291 (85.6%)
Unemployment Rate43.1%
SEIFA IRSAD Decile1/10 (well below average)
Latitude-9.4051284
Longitude142.6921001
Distance from Brisbane2282 km
Region (SA4)Queensland - Outback
Area (SA3)Far North
Local GovernmentTorres Strait Island
Federal ElectorateLeichhardt

Age Profile

0–14 (37.6%) 15–24 (12.4%) 25–44 (28.8%) 45–64 (14.7%) 65+ (9.1%)
Show counts
0–14 years128 (37.6%)
15–24 years42 (12.4%)
25–44 years98 (28.8%)
45–64 years50 (14.7%)
65+ years31 (9.1%)

Housing Tenure

Owned outright (0.0%) Mortgaged (0.0%) Rented (100.0%)

SEIFA Socio-economic Index

Index of Relative Socio-economic Advantage and Disadvantage (IRSAD), decile 1 of 10. Higher deciles indicate more advantage.

Health Conditions (2021 Census)

Diabetes33 (9.7%)
Asthma14 (4.1%)
Cancer6 (1.8%)

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

Motor Vehicles per Dwelling

No vehicle40 (58.0%)
1 vehicle22 (31.9%)
2 vehicles4 (5.8%)
3+ vehicles3 (4.3%)

Suburbs Near Saibai Island

Same Postcode (4875)

More Saibai Island 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.