New South Wales · Postcode 2575
Joadja postcode and suburb data
New South Wales · Phone area code 02 · 110 km from Sydney
Suburb snapshot
Joadja 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 Joadja ranks: SEIFA decile 10 puts it in the top 20% of Australia for socio-economic advantage.
ABS Census 2021 · SEIFA 2021Detailed comparison table
Joadja vs the NSW average and the national average, using population-weighted 2021 Census data.
| Metric | Joadja | NSW avg | AU avg |
|---|---|---|---|
| Household income/wk | $2,042 ≈NSW | $1,931 | $1,836 |
| Rent/wk | $380 -NSW | $445 | $390 |
| Mortgage/month | $1,800 -NSW | $2,247 | $1,958 |
| Median age | 43 | 45.0 | 45.0 |
| SEIFA decile | 10/10 +NSW | 6.0/10 | 6.0/10 |
| Unemployment | 4.5% ≈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.
Joadja is a locality 110 km from Sydney in New South Wales, classified as outer regional by the ABS. The postcode is 2575. It falls within the Southern Highlands and Shoalhaven region. The local government area is Wingecarribee.
According to the 2021 Census, Joadja has a population of 139 with a median age of 43. The median weekly household income is $2,042, close to the NSW average. The unemployment rate is 4.5%. The Indigenous population is 4 (2.9% of residents).
Housing in Joadja includes a median weekly rent of $380, median monthly mortgage repayment of $1,800, with 49 total dwellings. Housing costs in the area sit below the NSW average. Owner-occupied dwellings (owned or mortgaged) make up 81.6% of housing.
On the SEIFA Index of Relative Socio-economic Advantage and Disadvantage, Joadja scores in decile 10 out of 10, which is well above the national average.
Joadja is part of the Southern Highlands statistical area in New South Wales.
Joadja details
Location, Census, housing, SEIFA and geography fields used across this profile.
| Postcode | 2575 |
| State | New South Wales (NSW) |
| Phone Area Code | 02 |
| Population (2021) | 139 |
| Median Age | 43 years |
| Median Household Income (Census 2021) | $2,042/week |
| Median Personal Income (Census 2021) | $991/week |
| Median Weekly Rent (Census 2021) | $380 |
| Median Monthly Mortgage (Census 2021) | $1,800 |
| Average Household Size | 2.6 persons |
| Area | 84.9 km² |
| Population Density | 2/km² |
| Total Dwellings | 49 |
| Australian Citizens | 84.9% |
| Indigenous Population | 4 (2.9%) |
| Unemployment Rate | 4.5% |
| SEIFA IRSAD Decile | 10/10 (well above average) |
| Latitude | -34.421 |
| Longitude | 150.22 |
| Distance from Sydney | 110 km |
| Region (SA4) | Southern Highlands and Shoalhaven |
| Area (SA3) | Southern Highlands |
| Local Government | Wingecarribee |
| Federal Electorate | Whitlam |
| State Electorate | Wollondilly |
| Time Zone | AEST (UTC+10), Australia/Sydney (standard time) |
Age Profile
Show counts
| 0–14 years | 29 (20.9%) |
| 15–24 years | 10 (7.2%) |
| 25–44 years | 25 (18.0%) |
| 45–64 years | 38 (27.3%) |
| 65+ years | 21 (15.1%) |
Housing Tenure
SEIFA socio-economic index
Health Conditions (2021 Census)
| Arthritis | 8 (5.8%) |
| Asthma | 7 (5.0%) |
| Heart Disease | 6 (4.3%) |
| Diabetes | 4 (2.9%) |
| Lung Condition | 4 (2.9%) |
| Cancer | 3 (2.2%) |
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 | 15 (31.2%) |
| 2 vehicles | 20 (41.7%) |
| 3+ vehicles | 13 (27.1%) |
Suburbs Near Joadja
Same Postcode (2575)
More Joadja 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.