Buchanan 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 Buchanan Compares
Buchanan vs the NSW average and the national average (2021 Census, population-weighted).
| Metric | Buchanan | NSW avg | AU avg |
|---|---|---|---|
| Household income/wk | $2,028 ≈NSW | $1,931 | $1,836 |
| Rent/wk | $460 ≈NSW | $445 | $390 |
| Mortgage/month | $3,000 +NSW | $2,247 | $1,958 |
| Median age | 38 | 45.0 | 45.0 |
| SEIFA decile | 9/10 +NSW | 6.0/10 | 6.0/10 |
| Unemployment | 2.7% -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.
Buchanan is a locality 119 km from Sydney in New South Wales, classified as inner regional by the ABS. The postcode is 2323. It falls within the Newcastle and Lake Macquarie region. The local government area is Cessnock.
According to the 2021 Census, Buchanan has a population of 212 with a median age of 38. The median weekly household income is $2,028, close to the NSW average. The unemployment rate is 2.7%, lower than the NSW average. The Indigenous population is 39 (18.4% of residents).
Housing in Buchanan includes a median weekly rent of $460, median monthly mortgage repayment of $3,000, with 70 total dwellings. These housing costs sit above the NSW average. Owner-occupied dwellings (owned or mortgaged) make up 90.0% of housing.
On the SEIFA Index of Relative Socio-economic Advantage and Disadvantage, Buchanan scores in decile 9 out of 10, which is well above the national average.
Buchanan is part of the Lake Macquarie - West statistical area in New South Wales.
Buchanan Details
| Postcode | 2323 |
| State | New South Wales (NSW) |
| Phone Area Code | 02 |
| Population (2021) | 212 |
| Median Age | 38 years |
| Median Household Income (Census 2021) | $2,028/week |
| Median Personal Income (Census 2021) | $762/week |
| Median Weekly Rent (Census 2021) | $460 |
| Median Monthly Mortgage (Census 2021) | $3,000 |
| Average Household Size | 3 persons |
| Area | 30.5 km² |
| Population Density | 7/km² |
| Total Dwellings | 70 |
| Australian Citizens | 93.9% |
| Indigenous Population | 39 (18.4%) |
| Unemployment Rate | 2.7% |
| SEIFA IRSAD Decile | 9/10 (well above average) |
| Latitude | -32.833333 |
| Longitude | 151.533333 |
| Distance from Sydney | 119 km |
| Region (SA4) | Newcastle and Lake Macquarie |
| Area (SA3) | Lake Macquarie - West |
| Local Government | Cessnock |
| Federal Electorate | Paterson |
Age Profile
Show counts
| 0–14 years | 49 (23.1%) |
| 15–24 years | 39 (18.4%) |
| 25–44 years | 38 (17.9%) |
| 45–64 years | 61 (28.8%) |
| 65+ years | 34 (16.0%) |
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 | 19 (9.0%) |
| Asthma | 18 (8.5%) |
| Cancer | 13 (6.1%) |
| Heart Disease | 12 (5.7%) |
| Diabetes | 9 (4.2%) |
| Lung Condition | 3 (1.4%) |
Long-term health conditions self-reported in the 2021 Census. Persons may report more than one condition.
Motor Vehicles per Dwelling
| No vehicle | 6 (8.3%) |
| 1 vehicle | 13 (18.1%) |
| 2 vehicles | 12 (16.7%) |
| 3+ vehicles | 41 (56.9%) |
Suburbs Near Buchanan
Same Postcode (2323)
More Buchanan 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.