Gunderbooka Postcode

New South Wales

Very Remote Top 10% SEIFA

2840

Postcode for Gunderbooka, NSW
Phone area code: 02 · 631 km from Sydney · Pop. 27

Population

Median Age

$1,062

Household Income/wk

$N/A

Median Rent/wk

9/10

SEIFA Advantage

2801.5

Area (km²)

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.

How Gunderbooka Compares

Gunderbooka vs the NSW average and the national average (2021 Census, population-weighted).

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

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

Age Profile

29.6%

22.2%

18.5%

0–14 (29.6%) 15–24 (0.0%) 25–44 (22.2%) 45–64 (18.5%) 65+ (0.0%)

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

100.0%

Owned outright (100.0%) Mortgaged (0.0%) Rented (0.0%)

SEIFA Socio-economic Index

Index of Relative Socio-economic Advantage and Disadvantage (IRSAD), decile 9 of 10. Higher deciles indicate more advantage.

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

Louth 58.3 km Bourke 61.4 km Kerrigundi 61.4 km Tindarey 64.6 km North Bourke 67.5 km Gumbalie 73.6 km Byrock 84.2 km Fords Bridge 99.3 km Cobar 99.4 km Tilpa 105.2 km Coolabah 105.3 km Brenda 108.6 km

Same Postcode (2840)

Barringun Bourke Enngonia Fords Bridge Gumbalie Hungerford Louth North Bourke Tilpa Urisino Wanaaring Yantabulla

More Gunderbooka Data

Bourke LGA 11 suburbs, 2 postcodes, 2,377 people Climate & Weather Closest station: Bourke (61.4 km) Fuel Prices New South Wales fuel prices

Page last reviewed June 2026. Data sources: Australian Bureau of Statistics 2021 Census (CC BY 4.0), SEIFA 2021 IRSAD, ACARA school profiles 2025. How this data is sourced.