New South Wales · Postcode 2322
Lenaghan postcode and suburb data
New South Wales · Phone area code 02 · 120 km from Sydney
Suburb snapshot
Lenaghan 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.
Where Lenaghan ranks: household income is in the top 10% of NSW suburbs; SEIFA decile 2 places it in the bottom 20% of Australia for socio-economic advantage.
ABS Census 2021 · SEIFA 2021Detailed comparison table
Lenaghan vs the NSW average and the national average, using population-weighted 2021 Census data.
| Metric | Lenaghan | NSW avg | AU avg |
|---|---|---|---|
| Household income/wk | $3,062 +NSW | $1,931 | $1,836 |
| Rent/wk | $400 -NSW | $445 | $390 |
| Mortgage/month | $2,909 +NSW | $2,247 | $1,958 |
| Median age | 43 | 45.0 | 45.0 |
| SEIFA decile | 2/10 -NSW | 6.0/10 | 6.0/10 |
| Unemployment | 9.3% +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.
Lenaghan is a locality 120 km from Sydney in New South Wales, classified as inner regional by the ABS. The postcode is 2322. It falls within the Newcastle and Lake Macquarie region. The local government area is Newcastle.
According to the 2021 Census, Lenaghan has a population of 70 with a median age of 43. The median weekly household income is $3,062, above the NSW average. The unemployment rate is 9.3%, higher than the NSW average.
Housing in Lenaghan includes a median weekly rent of $400, median monthly mortgage repayment of $2,909, with 22 total dwellings. These housing costs sit above the NSW average. Owner-occupied dwellings (owned or mortgaged) make up 83.3% of housing.
On the SEIFA Index of Relative Socio-economic Advantage and Disadvantage, Lenaghan scores in decile 2 out of 10, which is well below the national average.
Lenaghan is part of the Newcastle statistical area in New South Wales.
Lenaghan details
Location, Census, housing, SEIFA and geography fields used across this profile.
| Postcode | 2322 |
| State | New South Wales (NSW) |
| Phone Area Code | 02 |
| Population (2021) | 70 |
| Median Age | 43 years |
| Median Household Income (Census 2021) | $3,062/week |
| Median Personal Income (Census 2021) | $1,050/week |
| Median Weekly Rent (Census 2021) | $400 |
| Median Monthly Mortgage (Census 2021) | $2,909 |
| Average Household Size | 3.2 persons |
| Area | 6.1 km² |
| Population Density | 12/km² |
| Total Dwellings | 22 |
| Australian Citizens | 95.7% |
| Unemployment Rate | 9.3% |
| SEIFA IRSAD Decile | 2/10 (well below average) |
| Latitude | -32.848 |
| Longitude | 151.629 |
| Distance from Sydney | 120 km |
| Region (SA4) | Newcastle and Lake Macquarie |
| Area (SA3) | Newcastle |
| Local Government | Newcastle |
| Federal Electorate | Paterson |
| State Electorate | Wallsend |
| Time Zone | AEST (UTC+10), Australia/Sydney (standard time) |
Age Profile
Show counts
| 0–14 years | 15 (21.4%) |
| 15–24 years | 14 (20.0%) |
| 25–44 years | 6 (8.6%) |
| 45–64 years | 29 (41.4%) |
| 65+ years | 10 (14.3%) |
Housing Tenure
SEIFA socio-economic index
Health Conditions (2021 Census)
| Heart Disease | 7 (10.0%) |
| Asthma | 6 (8.6%) |
| Cancer | 6 (8.6%) |
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 | 0 (0.0%) |
| 2 vehicles | 9 (42.9%) |
| 3+ vehicles | 12 (57.1%) |
Suburbs Near Lenaghan
Same Postcode (2322)
More Lenaghan 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.