New South Wales · Postcode 2840
Gunderbooka postcode and suburb data
New South Wales · Phone area code 02 · 631 km from Sydney
Suburb snapshot
Gunderbooka 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 Gunderbooka ranks: household income sits in the bottom 25% of NSW suburbs; rents sit in the cheapest 10% in NSW; SEIFA decile 9 puts it in the top 20% of Australia for socio-economic advantage.
ABS Census 2021 · SEIFA 2021Detailed comparison table
Gunderbooka vs the NSW average and the national average, using population-weighted 2021 Census data.
| Metric | Gunderbooka | NSW avg | AU avg |
|---|---|---|---|
| Household income/wk | $1,062 -NSW | $1,931 | $1,836 |
| Median age | 39 | 45.0 | 45.0 |
| SEIFA decile | 9/10 +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.
Gunderbooka is a very remote community in New South Wales, with postcode 2840. It lies roughly 631 km from Sydney, classified by the ABS as very remote Australia. The area is administered by Bourke.
According to the 2021 Census, Gunderbooka has a population of 27 with a median age of 39. The median weekly household income is $1,062, below the NSW average.
Housing in Gunderbooka includes a 7 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, Gunderbooka scores in decile 9 out of 10, which is well above the national average.
Gunderbooka is part of the Broken Hill and Far West statistical area in New South Wales.
Gunderbooka details
Location, Census, housing, SEIFA and geography fields used across this profile.
| Postcode | 2840 |
| State | New South Wales (NSW) |
| Phone Area Code | 02 |
| Population (2021) | 27 |
| Median Age | 39 years |
| Median Household Income (Census 2021) | $1,062/week |
| Median Personal Income (Census 2021) | $1,025/week |
| Average Household Size | 1.6 persons |
| Area | 2801.5 km² |
| Population Density | 0/km² |
| Total Dwellings | 7 |
| Australian Citizens | 33.3% |
| Unemployment Rate | 0.0% |
| SEIFA IRSAD Decile | 9/10 (well above average) |
| Latitude | -30.6080857 |
| Longitude | 145.7201134 |
| Distance from Sydney | 631 km |
| Region (SA4) | Far West and Orana |
| Area (SA3) | Broken Hill and Far West |
| Local Government | Bourke |
| Federal Electorate | Parkes |
| State Electorate | Barwon |
| Time Zone | AEST (UTC+10), Australia/Sydney (standard time) |
Age Profile
Show counts
| 0–14 years | 8 (29.6%) |
| 15–24 years | 0 (0.0%) |
| 25–44 years | 6 (22.2%) |
| 45–64 years | 5 (18.5%) |
| 65+ years | 0 (0.0%) |
Housing Tenure
SEIFA socio-economic index
Motor Vehicles per Dwelling
| No vehicle | 0 (0.0%) |
| 1 vehicle | 0 (0.0%) |
| 2 vehicles | 5 (100.0%) |
| 3+ vehicles | 0 (0.0%) |
Suburbs Near Gunderbooka
Same Postcode (2840)
More Gunderbooka 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.