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Garden Suburb 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 Garden Suburb Compares
Garden Suburb vs the NSW average and the national average (2021 Census, population-weighted).
| Metric | Garden Suburb | NSW avg | AU avg |
|---|---|---|---|
| Household income/wk | $2,361 +NSW | $1,931 | $1,836 |
| Rent/wk | $465 ≈NSW | $445 | $390 |
| Mortgage/month | $2,066 ≈NSW | $2,247 | $1,958 |
| Median age | 41 | 45.0 | 45.0 |
| SEIFA decile | 9/10 +NSW | 6.0/10 | 6.0/10 |
| Unemployment | 3.6% -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.
Postcode 2289 covers Garden Suburb, an inland suburb of Sydney about 112 km from the city centre. It forms part of the Newcastle and Lake Macquarie region of New South Wales. Local government services are provided by Lake Macquarie.
According to the 2021 Census, Garden Suburb has a population of 1,959 with a median age of 41. The median weekly household income is $2,361, above the NSW average. The unemployment rate is 3.6%, lower than the NSW average. The Indigenous population is 64 (3.3% of residents).
Housing in Garden Suburb includes a median weekly rent of $465, median monthly mortgage repayment of $2,066, with 634 total dwellings. Owner-occupied dwellings (owned or mortgaged) make up 89.3% of housing.
On the SEIFA Index of Relative Socio-economic Advantage and Disadvantage, Garden Suburb scores in decile 9 out of 10, which is well above the national average.
Garden Suburb is served by Garden Suburb Public School.
Garden Suburb is part of the Newcastle statistical area in New South Wales.
Garden Suburb Details
| Postcode | 2289 |
| State | New South Wales (NSW) |
| Phone Area Code | 02 |
| Population (2021) | 1,959 |
| Median Age | 41 years |
| Median Household Income (Census 2021) | $2,361/week |
| Median Personal Income (Census 2021) | $942/week |
| Median Weekly Rent (Census 2021) | $465 |
| Median Monthly Mortgage (Census 2021) | $2,066 |
| Average Household Size | 2.9 persons |
| Area | 1.9 km² |
| Population Density | 1032/km² |
| Total Dwellings | 634 |
| Australian Citizens | 94.6% |
| Indigenous Population | 64 (3.3%) |
| Unemployment Rate | 3.6% |
| SEIFA IRSAD Decile | 9/10 (well above average) |
| Latitude | -32.9442636 |
| Longitude | 151.680106 |
| Distance from Sydney | 112 km |
| Region (SA4) | Newcastle and Lake Macquarie |
| Area (SA3) | Newcastle |
| Local Government | Lake Macquarie |
| Federal Electorate | Newcastle |
Age Profile
Show counts
| 0–14 years | 373 (19.0%) |
| 15–24 years | 260 (13.3%) |
| 25–44 years | 435 (22.2%) |
| 45–64 years | 489 (25.0%) |
| 65+ years | 399 (20.4%) |
Housing Tenure
SEIFA Socio-economic Index
Index of Relative Socio-economic Advantage and Disadvantage (IRSAD), decile 9 of 10. Higher deciles indicate more advantage.
Health Conditions (2021 Census)
| Arthritis | 239 (12.2%) |
| Asthma | 157 (8.0%) |
| Diabetes | 111 (5.7%) |
| Heart Disease | 106 (5.4%) |
| Cancer | 71 (3.6%) |
| Dementia | 58 (3.0%) |
| Lung Condition | 29 (1.5%) |
Long-term health conditions self-reported in the 2021 Census. Persons may report more than one condition.
Motor Vehicles per Dwelling
| No vehicle | 14 (2.2%) |
| 1 vehicle | 151 (24.1%) |
| 2 vehicles | 295 (47.0%) |
| 3+ vehicles | 167 (26.6%) |
Schools in Garden Suburb
Suburbs Near Garden Suburb
Same Postcode (2289)
More Garden Suburb 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.