Gunderman Postcode

New South Wales

Outer Regional Bottom 20% SEIFA
2775
Postcode for Gunderman, NSW
Phone area code: 02 · 51 km from Sydney · Pop. 189
189
Population
54
Median Age
$1,062
Household Income/wk
$250
Median Rent/wk
2/10
SEIFA Advantage
102.7
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 Gunderman 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.

How Gunderman Compares

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

MetricGundermanNSW avgAU avg
Household income/wk $1,062 -NSW $1,931 $1,836
Rent/wk $250 -NSW $445 $390
Mortgage/month $1,625 -NSW $2,247 $1,958
Median age 54 45.0 45.0
SEIFA decile 2/10 -NSW 6.0/10 6.0/10
Unemployment 12.0% +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.

Gunderman is a locality 51 km from Sydney in New South Wales, classified as outer regional by the ABS. The postcode is 2775. It falls within the Sydney - Baulkham Hills and Hawkesbury region. The local government area is Central Coast (NSW).

According to the 2021 Census, Gunderman has a population of 189 with a median age of 54. The median weekly household income is $1,062, below the NSW average. The unemployment rate is 12.0%, higher than the NSW average. The Indigenous population is 12 (6.3% of residents).

Housing in Gunderman includes a median weekly rent of $250, median monthly mortgage repayment of $1,625, with 88 total dwellings. Housing costs in the area sit below the NSW average. Owner-occupied dwellings (owned or mortgaged) make up 81.2% of housing.

On the SEIFA Index of Relative Socio-economic Advantage and Disadvantage, Gunderman scores in decile 2 out of 10, which is well below the national average.

Gunderman is part of the Hawkesbury statistical area in New South Wales.

Gunderman Details

Postcode2775
StateNew South Wales (NSW)
Phone Area Code02
Population (2021)189
Median Age54 years
Median Household Income (Census 2021)$1,062/week
Median Personal Income (Census 2021)$725/week
Median Weekly Rent (Census 2021)$250
Median Monthly Mortgage (Census 2021)$1,625
Average Household Size1.8 persons
Area102.7 km²
Population Density2/km²
Total Dwellings88
Australian Citizens81.0%
Indigenous Population12 (6.3%)
Unemployment Rate12.0%
SEIFA IRSAD Decile2/10 (well below average)
Latitude-33.4326368
Longitude151.0496827
Distance from Sydney51 km
Region (SA4)Sydney - Baulkham Hills and Hawkesbury
Area (SA3)Hawkesbury
Local GovernmentCentral Coast (NSW)
Federal ElectorateMacquarie

Age Profile

0–14 (10.1%) 15–24 (5.8%) 25–44 (17.5%) 45–64 (41.8%) 65+ (23.3%)
Show counts
0–14 years19 (10.1%)
15–24 years11 (5.8%)
25–44 years33 (17.5%)
45–64 years79 (41.8%)
65+ years44 (23.3%)

Housing Tenure

Owned outright (42.5%) Mortgaged (38.8%) Rented (18.8%)

SEIFA Socio-economic Index

Index of Relative Socio-economic Advantage and Disadvantage (IRSAD), decile 2 of 10. Higher deciles indicate more advantage.

Health Conditions (2021 Census)

Arthritis23 (12.2%)
Asthma18 (9.5%)
Heart Disease15 (7.9%)
Diabetes7 (3.7%)
Lung Condition5 (2.6%)
Cancer5 (2.6%)
Dementia5 (2.6%)

Long-term health conditions self-reported in the 2021 Census. Persons may report more than one condition.

Motor Vehicles per Dwelling

No vehicle3 (3.4%)
1 vehicle36 (40.4%)
2 vehicles29 (32.6%)
3+ vehicles21 (23.6%)

Suburbs Near Gunderman

Same Postcode (2775)

More Gunderman 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.