Gnarabup Postcode

Western Australia

Outer Regional Top 10% SEIFA Above WA income
6285
Postcode for Gnarabup, WA
Phone area code: 08 · 241 km from Perth · Pop. 525
525
Population
43
Median Age
$2,137
Household Income/wk
$420
Median Rent/wk
10/10
SEIFA Advantage
2.4
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 Gnarabup ranks: household income is in the top 25% of WA suburbs; rents are among the top 10% in WA; SEIFA decile 10 puts it in the top 20% of Australia for socio-economic advantage.

How Gnarabup Compares

Gnarabup vs the WA average and the national average (2021 Census, population-weighted).

MetricGnarabupWA avgAU avg
Household income/wk $2,137 +WA $1,891 $1,836
Rent/wk $420 +WA $355 $390
Mortgage/month $1,733 ≈WA $1,890 $1,958
Median age 43 43.0 45.0
SEIFA decile 10/10 +WA 6.0/10 6.0/10
Unemployment 1.0% -WA 5.0% 5.0%

Green pill = at least 10% above the WA average; red = at least 10% below; grey = within 10%. For unemployment, colour polarity is inverted: lower is better.

Gnarabup is a locality 241 km from Perth in Western Australia, classified as outer regional by the ABS. The postcode is 6285. It falls within the Bunbury region. The local government area is Augusta Margaret River.

According to the 2021 Census, Gnarabup has a population of 525 with a median age of 43. The median weekly household income is $2,137, above the WA average. The unemployment rate is 1.0%, lower than the WA average.

Housing in Gnarabup includes a median weekly rent of $420, median monthly mortgage repayment of $1,733, with 167 total dwellings. These housing costs sit above the WA average. Owner-occupied dwellings (owned or mortgaged) make up 75.8% of housing.

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

Gnarabup is part of the Manjimup statistical area in Western Australia.

Gnarabup Details

Postcode6285
StateWestern Australia (WA)
Phone Area Code08
Population (2021)525
Median Age43 years
Median Household Income (Census 2021)$2,137/week
Median Personal Income (Census 2021)$1,110/week
Median Weekly Rent (Census 2021)$420
Median Monthly Mortgage (Census 2021)$1,733
Average Household Size2.7 persons
Area2.4 km²
Population Density219/km²
Total Dwellings167
Australian Citizens81.3%
Unemployment Rate1.0%
SEIFA IRSAD Decile10/10 (well above average)
Latitude-33.9978372
Longitude114.9989911
Distance from Perth241 km
Region (SA4)Bunbury
Area (SA3)Manjimup
Local GovernmentAugusta Margaret River
Federal ElectorateForrest

Age Profile

0–14 (19.8%) 15–24 (9.5%) 25–44 (24.0%) 45–64 (37.0%) 65+ (11.0%)
Show counts
0–14 years104 (19.8%)
15–24 years50 (9.5%)
25–44 years126 (24.0%)
45–64 years194 (37.0%)
65+ years58 (11.0%)

Housing Tenure

Owned outright (31.8%) Mortgaged (43.9%) Rented (24.2%)

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)

Arthritis26 (5.0%)
Asthma17 (3.2%)
Cancer10 (1.9%)
Heart Disease7 (1.3%)
Lung Condition3 (0.6%)

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

Motor Vehicles per Dwelling

No vehicle7 (4.3%)
1 vehicle39 (23.8%)
2 vehicles82 (50.0%)
3+ vehicles36 (22.0%)

Suburbs Near Gnarabup

Same Postcode (6285)

More Gnarabup 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.