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South Arm 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 South Arm Compares
South Arm vs the NSW average and the national average (2021 Census, population-weighted).
| Metric | South Arm | NSW avg | AU avg |
|---|---|---|---|
| Household income/wk | $900 -NSW | $1,931 | $1,836 |
| Rent/wk | $178 -NSW | $445 | $390 |
| Mortgage/month | $921 -NSW | $2,247 | $1,958 |
| Median age | 49 | 45.0 | 45.0 |
| SEIFA decile | 2/10 -NSW | 6.0/10 | 6.0/10 |
| Unemployment | 17.6% +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.
South Arm is a locality 385 km from Sydney in New South Wales, classified as outer regional by the ABS. The postcode is 2449. It falls within the Mid North Coast region. The local government area is Nambucca Valley.
According to the 2021 Census, South Arm has a population of 311 with a median age of 49. The median weekly household income is $900, below the NSW average. The unemployment rate is 17.6%, higher than the NSW average. The Indigenous population is 75 (24.1% of residents).
Housing in South Arm includes a median weekly rent of $178, median monthly mortgage repayment of $921, with 109 total dwellings. Housing costs in the area sit below the NSW average. Owner-occupied dwellings (owned or mortgaged) make up 69.3% of housing.
On the SEIFA Index of Relative Socio-economic Advantage and Disadvantage, South Arm scores in decile 2 out of 10, which is well below the national average.
South Arm is part of the Kempsey - Nambucca statistical area in New South Wales.
South Arm Details
| Postcode | 2449 |
| State | New South Wales (NSW) |
| Phone Area Code | 02 |
| Population (2021) | 311 |
| Median Age | 49 years |
| Median Household Income (Census 2021) | $900/week |
| Median Personal Income (Census 2021) | $450/week |
| Median Weekly Rent (Census 2021) | $178 |
| Median Monthly Mortgage (Census 2021) | $921 |
| Average Household Size | 2.5 persons |
| Area | 97.4 km² |
| Population Density | 3/km² |
| Total Dwellings | 109 |
| Australian Citizens | 84.6% |
| Indigenous Population | 75 (24.1%) |
| Unemployment Rate | 17.6% |
| SEIFA IRSAD Decile | 2/10 (well below average) |
| Latitude | -30.6728651 |
| Longitude | 152.7886388 |
| Distance from Sydney | 385 km |
| Region (SA4) | Mid North Coast |
| Area (SA3) | Kempsey - Nambucca |
| Local Government | Nambucca Valley |
| Federal Electorate | Cowper |
Age Profile
Show counts
| 0–14 years | 46 (14.8%) |
| 15–24 years | 26 (8.4%) |
| 25–44 years | 60 (19.3%) |
| 45–64 years | 84 (27.0%) |
| 65+ years | 87 (28.0%) |
Housing Tenure
SEIFA Socio-economic Index
Index of Relative Socio-economic Advantage and Disadvantage (IRSAD), decile 2 of 10. Higher deciles indicate more advantage.
Health Conditions (2021 Census)
| Arthritis | 32 (10.3%) |
| Asthma | 20 (6.4%) |
| Diabetes | 16 (5.1%) |
| Lung Condition | 15 (4.8%) |
| Heart Disease | 12 (3.9%) |
| Cancer | 11 (3.5%) |
Long-term health conditions self-reported in the 2021 Census. Persons may report more than one condition.
Motor Vehicles per Dwelling
| No vehicle | 10 (9.8%) |
| 1 vehicle | 30 (29.4%) |
| 2 vehicles | 38 (37.3%) |
| 3+ vehicles | 24 (23.5%) |
Suburbs Near South Arm
Same Postcode (2449)
More South Arm 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.