Wongawilli Postcode

New South Wales

Inner Regional Top 10% SEIFA Above NSW income
2530
Postcode for Wongawilli, NSW
Phone area code: 02 · 79 km from Sydney · Pop. 1,213
1,213
Population
31
Median Age
$2,841
Household Income/wk
$600
Median Rent/wk
10/10
SEIFA Advantage
4.4
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 Wongawilli ranks: household income is in the top 10% of NSW suburbs; rents are among the top 10% in NSW; SEIFA decile 10 puts it in the top 20% of Australia for socio-economic advantage.

How Wongawilli Compares

Wongawilli vs the NSW average and the national average (2021 Census, population-weighted).

MetricWongawilliNSW avgAU avg
Household income/wk $2,841 +NSW $1,931 $1,836
Rent/wk $600 +NSW $445 $390
Mortgage/month $2,600 +NSW $2,247 $1,958
Median age 31 45.0 45.0
SEIFA decile 10/10 +NSW 6.0/10 6.0/10
Unemployment 2.7% -NSW 5.0% 5.0%

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

Wongawilli is a locality 79 km from Sydney in New South Wales, classified as inner regional by the ABS. The postcode is 2530. It falls within the Illawarra region. The local government area is Wollongong.

According to the 2021 Census, Wongawilli has a population of 1,213 with a median age of 31. The median weekly household income is $2,841, above the NSW average. The unemployment rate is 2.7%, lower than the NSW average. The Indigenous population is 24 (2.0% of residents).

Housing in Wongawilli includes a median weekly rent of $600, median monthly mortgage repayment of $2,600, with 352 total dwellings. These housing costs sit above the NSW average. Owner-occupied dwellings (owned or mortgaged) make up 90.6% of housing.

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

Wongawilli is part of the Dapto - Port Kembla statistical area in New South Wales.

Wongawilli Details

Postcode2530
StateNew South Wales (NSW)
Phone Area Code02
Population (2021)1,213
Median Age31 years
Median Household Income (Census 2021)$2,841/week
Median Personal Income (Census 2021)$1,195/week
Median Weekly Rent (Census 2021)$600
Median Monthly Mortgage (Census 2021)$2,600
Average Household Size3.4 persons
Area4.4 km²
Population Density276/km²
Total Dwellings352
Australian Citizens92.3%
Indigenous Population24 (2.0%)
Unemployment Rate2.7%
SEIFA IRSAD Decile10/10 (well above average)
Latitude-34.475
Longitude150.758333
Distance from Sydney79 km
Region (SA4)Illawarra
Area (SA3)Dapto - Port Kembla
Local GovernmentWollongong
Federal ElectorateWhitlam

Age Profile

0–14 (29.3%) 15–24 (9.7%) 25–44 (38.4%) 45–64 (18.6%) 65+ (4.0%)
Show counts
0–14 years355 (29.3%)
15–24 years118 (9.7%)
25–44 years466 (38.4%)
45–64 years226 (18.6%)
65+ years48 (4.0%)

Housing Tenure

Owned outright (13.2%) Mortgaged (77.5%) Rented (9.4%)

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)

Asthma91 (7.5%)
Arthritis37 (3.1%)
Diabetes21 (1.7%)
Heart Disease12 (1.0%)
Lung Condition8 (0.7%)
Cancer7 (0.6%)
Dementia4 (0.3%)

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 vehicle49 (14.7%)
2 vehicles181 (54.2%)
3+ vehicles104 (31.1%)

Suburbs Near Wongawilli

Same Postcode (2530)

More Wongawilli 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.