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Koolewong Postcode
New South Wales
Income, rent and SEIFA figures are from the ABS 2021 Census and are reported in 2021 dollars, not adjusted for subsequent inflation.
How Koolewong Compares
Koolewong vs the NSW average and the national average (2021 Census, population-weighted).
| Metric | Koolewong | NSW avg | AU avg | Greater Sydney |
|---|---|---|---|---|
| Household income/wk | $1,735 -NSW | $1,931 | $1,836 | $2,181 |
| Rent/wk | $450 ≈NSW | $445 | $390 | $506 |
| Mortgage/month | $2,050 ≈NSW | $2,247 | $1,958 | $2,587 |
| Median age | 48 | 45.0 | 45.0 | 39.0 |
| SEIFA decile | 8/10 +NSW | 6.0/10 | 6.0/10 | 10.0/10 |
| Unemployment | 5.8% +NSW | 5.0% | 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.
Koolewong (2256) is a coastal town in regional New South Wales. It lies around 46 km from Sydney by road. The locality is part of the Gosford statistical area. It is administered by Central Coast (NSW).
According to the 2021 Census, Koolewong has a population of 920 with a median age of 48. The median weekly household income is $1,735, below the NSW average. The unemployment rate is 5.8%, higher than the NSW average. The Indigenous population is 27 (2.9% of residents).
Housing in Koolewong includes a median weekly rent of $450, median monthly mortgage repayment of $2,050, with 357 total dwellings. Owner-occupied dwellings (owned or mortgaged) make up 77.7% of housing.
On the SEIFA Index of Relative Socio-economic Advantage and Disadvantage, Koolewong scores in decile 8 out of 10, which is above the national average.
Koolewong is part of the Gosford statistical area in New South Wales.
Koolewong Details
| Postcode | 2256 |
| State | New South Wales (NSW) |
| Phone Area Code | 02 |
| Population (2021) | 920 |
| Median Age | 48 years |
| Median Household Income (Census 2021) | $1,735/week |
| Median Personal Income (Census 2021) | $710/week |
| Median Weekly Rent (Census 2021) | $450 |
| Median Monthly Mortgage (Census 2021) | $2,050 |
| Average Household Size | 2.5 persons |
| Area | 1.3 km² |
| Population Density | 700/km² |
| Total Dwellings | 357 |
| Australian Citizens | 89.0% |
| Indigenous Population | 27 (2.9%) |
| Unemployment Rate | 5.8% |
| SEIFA IRSAD Decile | 8/10 (above average) |
| Latitude | -33.466 |
| Longitude | 151.318 |
| Distance from Sydney | 46 km |
| Region (SA4) | Central Coast |
| Area (SA3) | Gosford |
| Local Government | Central Coast (NSW) |
| Federal Electorate | Robertson |
Age Profile
Show counts
| 0–14 years | 132 (14.3%) |
| 15–24 years | 97 (10.5%) |
| 25–44 years | 178 (19.3%) |
| 45–64 years | 288 (31.3%) |
| 65+ years | 215 (23.4%) |
Housing Tenure
SEIFA Socio-economic Index
Index of Relative Socio-economic Advantage and Disadvantage (IRSAD), decile 8 of 10. Higher deciles indicate more advantage.
Health Conditions (2021 Census)
| Arthritis | 102 (11.1%) |
| Asthma | 75 (8.2%) |
| Heart Disease | 48 (5.2%) |
| Diabetes | 44 (4.8%) |
| Cancer | 42 (4.6%) |
| Lung Condition | 20 (2.2%) |
| Dementia | 4 (0.4%) |
Long-term health conditions self-reported in the 2021 Census. Persons may report more than one condition.
Motor Vehicles per Dwelling
| No vehicle | 30 (8.6%) |
| 1 vehicle | 146 (41.8%) |
| 2 vehicles | 118 (33.8%) |
| 3+ vehicles | 55 (15.8%) |
Suburbs Near Koolewong
Same Postcode (2256)
More Koolewong 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.