Avalon 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 Avalon Compares
Avalon vs the NSW average and the national average (2021 Census, population-weighted).
| Metric | Avalon | NSW avg | AU avg | Greater Sydney |
|---|---|---|---|---|
| Household income/wk | $1,775 ≈NSW | $1,931 | $1,836 | $2,181 |
| Rent/wk | $398 -NSW | $445 | $390 | $506 |
| Mortgage/month | $2,084 ≈NSW | $2,247 | $1,958 | $2,587 |
| Median age | 41 | 45.0 | 45.0 | 39.0 |
| SEIFA decile | 7/10 ≈NSW | 6.0/10 | 6.0/10 | 10.0/10 |
| Unemployment | 2.6% -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.
Postcode 2107 covers Avalon, an inland suburb of Sydney about 29 km from the city centre. It forms part of the Sydney - Northern Beaches region of New South Wales. Local government services are provided by Greater Geelong.
According to the 2021 Census, Avalon has a population of 255 with a median age of 41. The median weekly household income is $1,775, close to the NSW average. The unemployment rate is 2.6%, lower than the NSW average.
Housing in Avalon includes a median weekly rent of $398, median monthly mortgage repayment of $2,084, with 73 total dwellings. Housing costs in the area sit below the NSW average. Owner-occupied dwellings (owned or mortgaged) make up 89.9% of housing.
On the SEIFA Index of Relative Socio-economic Advantage and Disadvantage, Avalon scores in decile 7 out of 10, which is above the national average.
Avalon is served by Barrenjoey Montessori School.
Avalon is part of the Pittwater statistical area in New South Wales.
Avalon Details
| Postcode | 2107 |
| State | New South Wales (NSW) |
| Phone Area Code | 02 |
| Population (2021) | 255 |
| Median Age | 41 years |
| Median Household Income (Census 2021) | $1,775/week |
| Median Personal Income (Census 2021) | $511/week |
| Median Weekly Rent (Census 2021) | $398 |
| Median Monthly Mortgage (Census 2021) | $2,084 |
| Average Household Size | 2.9 persons |
| Area | 45.2 km² |
| Population Density | 6/km² |
| Total Dwellings | 73 |
| Australian Citizens | 85.5% |
| Unemployment Rate | 2.6% |
| SEIFA IRSAD Decile | 7/10 (above average) |
| Latitude | -33.6303 |
| Longitude | 151.33 |
| Distance from Sydney | 29 km |
| Region (SA4) | Sydney - Northern Beaches |
| Area (SA3) | Pittwater |
| Local Government | Greater Geelong |
| Federal Electorate | Mackellar |
Age Profile
Show counts
| 0–14 years | 47 (18.4%) |
| 15–24 years | 38 (14.9%) |
| 25–44 years | 55 (21.6%) |
| 45–64 years | 69 (27.1%) |
| 65+ years | 46 (18.0%) |
Housing Tenure
SEIFA Socio-economic Index
Index of Relative Socio-economic Advantage and Disadvantage (IRSAD), decile 7 of 10. Higher deciles indicate more advantage.
Health Conditions (2021 Census)
| Asthma | 22 (8.6%) |
| Diabetes | 18 (7.1%) |
| Arthritis | 17 (6.7%) |
| Cancer | 13 (5.1%) |
| Heart Disease | 10 (3.9%) |
| Lung Condition | 8 (3.1%) |
| Dementia | 3 (1.2%) |
Long-term health conditions self-reported in the 2021 Census. Persons may report more than one condition.
Motor Vehicles per Dwelling
| No vehicle | 0 (0.0%) |
| 1 vehicle | 17 (23.0%) |
| 2 vehicles | 25 (33.8%) |
| 3+ vehicles | 32 (43.2%) |
Schools in Avalon
Suburbs Near Avalon
Same Postcode (2107)
More Avalon 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.