Blairmount 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 Blairmount Compares
Blairmount vs the NSW average and the national average (2021 Census, population-weighted).
| Metric | Blairmount | NSW avg | AU avg | Greater Sydney |
|---|---|---|---|---|
| Household income/wk | $1,792 ≈NSW | $1,931 | $1,836 | $2,181 |
| Rent/wk | $385 -NSW | $445 | $390 | $506 |
| Mortgage/month | $1,997 -NSW | $2,247 | $1,958 | $2,587 |
| Median age | 33 | 45.0 | 45.0 | 39.0 |
| SEIFA decile | 3/10 -NSW | 6.0/10 | 6.0/10 | 10.0/10 |
| Unemployment | 5.3% ≈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 2559 covers Blairmount, an inland suburb of Sydney about 44 km from the city centre. It forms part of the Sydney - Outer South West region of New South Wales. Local government services are provided by Campbelltown (NSW).
According to the 2021 Census, Blairmount has a population of 409 with a median age of 33. The median weekly household income is $1,792, close to the NSW average. The unemployment rate is 5.3%. The Indigenous population is 16 (3.9% of residents).
Housing in Blairmount includes a median weekly rent of $385, median monthly mortgage repayment of $1,997, with 124 total dwellings. Housing costs in the area sit below the NSW average. Rental properties account for 40.2% of dwellings.
On the SEIFA Index of Relative Socio-economic Advantage and Disadvantage, Blairmount scores in decile 3 out of 10, which is below the national average.
Blairmount is served by Blairmount Public School.
Blairmount is part of the Campbelltown (NSW) statistical area in New South Wales.
Blairmount Details
| Postcode | 2559 |
| State | New South Wales (NSW) |
| Phone Area Code | 02 |
| Population (2021) | 409 |
| Median Age | 33 years |
| Median Household Income (Census 2021) | $1,792/week |
| Median Personal Income (Census 2021) | $763/week |
| Median Weekly Rent (Census 2021) | $385 |
| Median Monthly Mortgage (Census 2021) | $1,997 |
| Average Household Size | 3.1 persons |
| Area | 2.9 km² |
| Population Density | 140/km² |
| Total Dwellings | 124 |
| Australian Citizens | 85.8% |
| Indigenous Population | 16 (3.9%) |
| Unemployment Rate | 5.3% |
| SEIFA IRSAD Decile | 3/10 (below average) |
| Latitude | -34.04881 |
| Longitude | 150.78734 |
| Distance from Sydney | 44 km |
| Region (SA4) | Sydney - Outer South West |
| Area (SA3) | Campbelltown (NSW) |
| Local Government | Campbelltown (NSW) |
| Federal Electorate | Macarthur |
Age Profile
Show counts
| 0–14 years | 92 (22.5%) |
| 15–24 years | 47 (11.5%) |
| 25–44 years | 112 (27.4%) |
| 45–64 years | 93 (22.7%) |
| 65+ years | 50 (12.2%) |
Housing Tenure
SEIFA Socio-economic Index
Index of Relative Socio-economic Advantage and Disadvantage (IRSAD), decile 3 of 10. Higher deciles indicate more advantage.
Health Conditions (2021 Census)
| Arthritis | 34 (8.3%) |
| Diabetes | 24 (5.9%) |
| Asthma | 19 (4.6%) |
| Heart Disease | 19 (4.6%) |
| Lung Condition | 8 (2.0%) |
| Cancer | 7 (1.7%) |
| Dementia | 6 (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 | 3 (2.6%) |
| 1 vehicle | 35 (30.2%) |
| 2 vehicles | 43 (37.1%) |
| 3+ vehicles | 35 (30.2%) |
Schools in Blairmount
Suburbs Near Blairmount
Same Postcode (2559)
More Blairmount 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.