- Home
- New South Wales
- Mid North Coast
- Kempsey - Nambucca
- South West Rocks
New South Wales · Postcode 2431
South West Rocks postcode and suburb data
New South Wales · Phone area code 02 · 374 km from Sydney
Suburb snapshot
South West Rocks 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 South West Rocks ranks: household income sits in the bottom 25% 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
South West Rocks vs the NSW average and the national average, using population-weighted 2021 Census data.
| Metric | South West Rocks | NSW avg | AU avg |
|---|---|---|---|
| Household income/wk | $980 -NSW | $1,931 | $1,836 |
| Rent/wk | $323 -NSW | $445 | $390 |
| Mortgage/month | $1,517 -NSW | $2,247 | $1,958 |
| Median age | 58 | 45.0 | 45.0 |
| SEIFA decile | 2/10 -NSW | 6.0/10 | 6.0/10 |
| Unemployment | 6.4% +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 West Rocks is a locality 374 km from Sydney in New South Wales, classified as inner regional by the ABS. The postcode is 2431. It falls within the Mid North Coast region. The local government area is Kempsey.
According to the 2021 Census, South West Rocks has a population of 5,058 with a median age of 58. The median weekly household income is $980, below the NSW average. The unemployment rate is 6.4%, higher than the NSW average. The Indigenous population is 322 (6.4% of residents).
Housing in South West Rocks includes a median weekly rent of $323, median monthly mortgage repayment of $1,517, with 2,186 total dwellings. Housing costs in the area sit below the NSW average. Owner-occupied dwellings (owned or mortgaged) make up 75.1% of housing.
On the SEIFA Index of Relative Socio-economic Advantage and Disadvantage, South West Rocks scores in decile 2 out of 10, which is well below the national average.
South West Rocks is served by South West Rocks Public School.
South West Rocks is part of the Kempsey - Nambucca statistical area in New South Wales.
South West Rocks details
Location, Census, housing, SEIFA and geography fields used across this profile.
| Postcode | 2431 |
| State | New South Wales (NSW) |
| Phone Area Code | 02 |
| Population (2021) | 5,058 |
| Median Age | 58 years |
| Median Household Income (Census 2021) | $980/week |
| Median Personal Income (Census 2021) | $533/week |
| Median Weekly Rent (Census 2021) | $323 |
| Median Monthly Mortgage (Census 2021) | $1,517 |
| Average Household Size | 2.1 persons |
| Area | 13.7 km² |
| Population Density | 370/km² |
| Total Dwellings | 2,186 |
| Australian Citizens | 91.3% |
| Indigenous Population | 322 (6.4%) |
| Unemployment Rate | 6.4% |
| SEIFA IRSAD Decile | 2/10 (well below average) |
| Latitude | -30.884167 |
| Longitude | 153.040278 |
| Distance from Sydney | 374 km |
| Region (SA4) | Mid North Coast |
| Area (SA3) | Kempsey - Nambucca |
| Local Government | Kempsey |
| Federal Electorate | Cowper |
| State Electorate | Oxley |
| Time Zone | AEST (UTC+10), Australia/Sydney (standard time) |
Age Profile
Show counts
| 0–14 years | 653 (12.9%) |
| 15–24 years | 354 (7.0%) |
| 25–44 years | 800 (15.8%) |
| 45–64 years | 1,289 (25.5%) |
| 65+ years | 1,962 (38.8%) |
Housing Tenure
SEIFA socio-economic index
Health Conditions (2021 Census)
| Arthritis | 949 (18.8%) |
| Asthma | 431 (8.5%) |
| Heart Disease | 395 (7.8%) |
| Diabetes | 377 (7.5%) |
| Cancer | 318 (6.3%) |
| Lung Condition | 226 (4.5%) |
| Dementia | 80 (1.6%) |
Long-term health conditions self-reported in the 2021 Census. Persons may report more than one condition.
Motor Vehicles per Dwelling
| No vehicle | 88 (4.1%) |
| 1 vehicle | 958 (44.6%) |
| 2 vehicles | 800 (37.2%) |
| 3+ vehicles | 304 (14.1%) |
Schools in South West Rocks
ACARA 2025 school profiles for schools located in South West Rocks. ICSEA is shown where ACARA publishes it.
Suburbs Near South West Rocks
Same Postcode (2431)
More South West Rocks 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.