New South Wales · Postcode 2347
Thirldene postcode and suburb data
New South Wales · Phone area code 02 · 396 km from Sydney
Suburb snapshot
Thirldene 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.
Detailed comparison table
Thirldene vs the NSW average and the national average, using population-weighted 2021 Census data.
| Metric | Thirldene | NSW avg | AU avg |
|---|---|---|---|
| Household income/wk | $1,625 -NSW | $1,931 | $1,836 |
| Rent/wk | $125 -NSW | $445 | $390 |
| Mortgage/month | $1,474 -NSW | $2,247 | $1,958 |
| Median age | 25 | 45.0 | 45.0 |
| SEIFA decile | 5/10 ≈NSW | 6.0/10 | 6.0/10 |
| Unemployment | 0.0% -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.
Thirldene is a locality 396 km from Sydney in New South Wales, classified as outer regional by the ABS. The postcode is 2347. It falls within the New England and North West region. The local government area is Tamworth Regional.
According to the 2021 Census, Thirldene has a population of 34 with a median age of 25. The median weekly household income is $1,625, below the NSW average. The Indigenous population is 5 (14.7% of residents).
Housing in Thirldene includes a median weekly rent of $125, median monthly mortgage repayment of $1,474, with 6 total dwellings. Housing costs in the area sit below the NSW average. Owner-occupied dwellings (owned or mortgaged) make up 100.0% of housing.
On the SEIFA Index of Relative Socio-economic Advantage and Disadvantage, Thirldene scores in decile 5 out of 10, which is around the national average.
Thirldene is part of the Tamworth - Gunnedah statistical area in New South Wales.
Thirldene details
Location, Census, housing, SEIFA and geography fields used across this profile.
| Postcode | 2347 |
| State | New South Wales (NSW) |
| Phone Area Code | 02 |
| Population (2021) | 34 |
| Median Age | 25 years |
| Median Household Income (Census 2021) | $1,625/week |
| Median Personal Income (Census 2021) | $450/week |
| Median Weekly Rent (Census 2021) | $125 |
| Median Monthly Mortgage (Census 2021) | $1,474 |
| Average Household Size | 3.7 persons |
| Area | 158.9 km² |
| Population Density | 0/km² |
| Total Dwellings | 6 |
| Australian Citizens | 76.5% |
| Indigenous Population | 5 (14.7%) |
| Unemployment Rate | 0.0% |
| SEIFA IRSAD Decile | 5/10 (average) |
| Latitude | -30.3206 |
| Longitude | 150.8996 |
| Distance from Sydney | 396 km |
| Region (SA4) | New England and North West |
| Area (SA3) | Tamworth - Gunnedah |
| Local Government | Tamworth Regional |
| Federal Electorate | New England |
| State Electorate | Tamworth |
| Time Zone | AEST (UTC+10), Australia/Sydney (standard time) |
Age Profile
Show counts
| 0–14 years | 7 (20.6%) |
| 15–24 years | 7 (20.6%) |
| 25–44 years | 9 (26.5%) |
| 45–64 years | 15 (44.1%) |
| 65+ years | 3 (8.8%) |
Housing Tenure
SEIFA socio-economic index
Health Conditions (2021 Census)
| Arthritis | 3 (8.8%) |
| Lung Condition | 3 (8.8%) |
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 | 0 (0.0%) |
| 2 vehicles | 4 (100.0%) |
| 3+ vehicles | 0 (0.0%) |
Suburbs Near Thirldene
Same Postcode (2347)
More Thirldene 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.