Mellong 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 Mellong Compares
Mellong vs the NSW average and the national average (2021 Census, population-weighted).
| Metric | Mellong | NSW avg | AU avg |
|---|---|---|---|
| Household income/wk | $1,125 -NSW | $1,931 | $1,836 |
| Mortgage/month | $2,383 ≈NSW | $2,247 | $1,958 |
| Median age | 45 | 45.0 | 45.0 |
| SEIFA decile | 5/10 ≈NSW | 6.0/10 | 6.0/10 |
| Unemployment | 0.0% -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.
Mellong is a locality 92 km from Sydney in New South Wales, classified as outer regional by the ABS. The postcode is 2756. It falls within the Sydney - Outer West and Blue Mountains region. The local government area is Hawkesbury.
According to the 2021 Census, Mellong has a population of 7 with a median age of 45. The median weekly household income is $1,125, below the NSW average.
Housing in Mellong includes a median monthly mortgage repayment of $2,383, 3 total dwellings. Housing costs in the area sit below the NSW average.
On the SEIFA Index of Relative Socio-economic Advantage and Disadvantage, Mellong scores in decile 5 out of 10, which is around the national average.
Mellong is part of the Richmond - Windsor statistical area in New South Wales.
Mellong Details
| Postcode | 2756 |
| State | New South Wales (NSW) |
| Phone Area Code | 02 |
| Population (2021) | 7 |
| Median Age | 45 years |
| Median Household Income (Census 2021) | $1,125/week |
| Median Personal Income (Census 2021) | $1,125/week |
| Median Monthly Mortgage (Census 2021) | $2,383 |
| Average Household Size | 1 persons |
| Area | 402.1 km² |
| Population Density | 0/km² |
| Total Dwellings | 3 |
| Australian Citizens | 100.0% |
| Unemployment Rate | 0.0% |
| SEIFA IRSAD Decile | 5/10 (average) |
| Latitude | -33.1687728 |
| Longitude | 150.6820221 |
| Distance from Sydney | 92 km |
| Region (SA4) | Sydney - Outer West and Blue Mountains |
| Area (SA3) | Richmond - Windsor |
| Local Government | Hawkesbury |
| Federal Electorate | Macquarie |
Age Profile
Show counts
| 0–14 years | 0 (0.0%) |
| 15–24 years | 0 (0.0%) |
| 25–44 years | 0 (0.0%) |
| 45–64 years | 0 (0.0%) |
| 65+ years | 0 (0.0%) |
SEIFA Socio-economic Index
Index of Relative Socio-economic Advantage and Disadvantage (IRSAD), decile 5 of 10. Higher deciles indicate more advantage.
Motor Vehicles per Dwelling
| No vehicle | 0 (0.0%) |
| 1 vehicle | 3 (100.0%) |
| 2 vehicles | 0 (0.0%) |
| 3+ vehicles | 0 (0.0%) |
Suburbs Near Mellong
Same Postcode (2756)
More Mellong 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.