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New South Wales · Postcode 2500
Wollongong postcode and suburb data
New South Wales · Phone area code 02 · 69 km from Sydney
Suburb snapshot
Wollongong at a glance vs NSW
Fast facts and benchmark bars show the suburb's key postcode, Census, SEIFA, school and LGA signals in context.
Quick facts
Benchmarks against NSW
Income, rent and SEIFA figures are from the ABS 2021 Census and are reported in 2021 dollars, not adjusted for subsequent inflation.
Detailed comparison table
Wollongong vs the NSW average and the national average, using population-weighted 2021 Census data.
| Metric | Wollongong | NSW avg | AU avg |
|---|---|---|---|
| Household income/wk | $1,549 -NSW | $1,931 | $1,836 |
| Rent/wk | $410 ≈NSW | $445 | $390 |
| Mortgage/month | $1,950 -NSW | $2,247 | $1,958 |
| Median age | 35 | 45.0 | 45.0 |
| SEIFA decile | 8/10 +NSW | 6.0/10 | 6.0/10 |
| Unemployment | 5.6% +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.
Wollongong (2500) is a coastal town in regional New South Wales. It lies around 69 km from Sydney by road. The locality is part of the Wollongong statistical area. It is administered by Wollongong.
According to the 2021 Census, Wollongong has a population of 20,446 with a median age of 35. The median weekly household income is $1,549, below the NSW average. The unemployment rate is 5.6%, higher than the NSW average. The Indigenous population is 398 (1.9% of residents).
Housing in Wollongong includes a median weekly rent of $410, median monthly mortgage repayment of $1,950, with 9,526 total dwellings. Housing costs in the area sit below the NSW average. Rental properties account for 56.6% of dwellings.
On the SEIFA Index of Relative Socio-economic Advantage and Disadvantage, Wollongong scores in decile 8 out of 10, which is above the national average.
There are 8 schools in the Wollongong area, including St Mary Star of the Sea College, Smiths Hill High School, Wollongong Public School and others.
Wollongong is part of the Wollongong statistical area in New South Wales.
Wollongong details
Location, Census, housing, SEIFA and geography fields used across this profile.
| Postcode | 2500 |
| State | New South Wales (NSW) |
| Phone Area Code | 02 |
| Population (2021) | 20,446 |
| Median Age | 35 years |
| Median Household Income (Census 2021) | $1,549/week |
| Median Personal Income (Census 2021) | $836/week |
| Median Weekly Rent (Census 2021) | $410 |
| Median Monthly Mortgage (Census 2021) | $1,950 |
| Average Household Size | 2 persons |
| Area | 5.8 km² |
| Population Density | 3547/km² |
| Total Dwellings | 9,526 |
| Australian Citizens | 78.3% |
| Indigenous Population | 398 (1.9%) |
| Unemployment Rate | 5.6% |
| SEIFA IRSAD Decile | 8/10 (above average) |
| Latitude | -34.4278121 |
| Longitude | 150.8930607 |
| Distance from Sydney | 69 km |
| Region (SA4) | Illawarra |
| Area (SA3) | Wollongong |
| Local Government | Wollongong |
| Federal Electorate | Cunningham |
| State Electorate | Wollongong |
| Time Zone | AEST (UTC+10), Australia/Sydney (standard time) |
Age Profile
Show counts
| 0–14 years | 1,787 (8.7%) |
| 15–24 years | 3,449 (16.9%) |
| 25–44 years | 7,115 (34.8%) |
| 45–64 years | 4,248 (20.8%) |
| 65+ years | 3,848 (18.8%) |
Housing Tenure
SEIFA socio-economic index
Health Conditions (2021 Census)
| Arthritis | 1,893 (9.3%) |
| Asthma | 1,574 (7.7%) |
| Diabetes | 851 (4.2%) |
| Heart Disease | 824 (4.0%) |
| Cancer | 600 (2.9%) |
| Lung Condition | 349 (1.7%) |
| Dementia | 189 (0.9%) |
Long-term health conditions self-reported in the 2021 Census. Persons may report more than one condition.
Motor Vehicles per Dwelling
| No vehicle | 1,401 (14.9%) |
| 1 vehicle | 4,747 (50.6%) |
| 2 vehicles | 2,474 (26.3%) |
| 3+ vehicles | 768 (8.2%) |
Schools in Wollongong
ACARA 2025 school profiles for schools located in Wollongong. ICSEA is shown where ACARA publishes it.
Suburbs Near Wollongong
Same Postcode (2500)
More Wollongong 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.