Sadleir Postcode

New South Wales

Metro Bottom 20% SEIFA
2168
Postcode for Sadleir, NSW
Phone area code: 02 · 30 km from Sydney · Pop. 3,243
3,243
Population
33
Median Age
$946
Household Income/wk
$250
Median Rent/wk
1/10
SEIFA Advantage
0.9
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 Sadleir ranks: household income sits in the bottom 25% of NSW suburbs; SEIFA decile 1 places it in the bottom 20% of Australia for socio-economic advantage.

How Sadleir Compares

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

MetricSadleirNSW avgAU avgGreater Sydney
Household income/wk $946 -NSW $1,931 $1,836 $2,181
Rent/wk $250 -NSW $445 $390 $506
Mortgage/month $1,878 -NSW $2,247 $1,958 $2,587
Median age 33 45.0 45.0 39.0
SEIFA decile 1/10 -NSW 6.0/10 6.0/10 10.0/10
Unemployment 12.5% +NSW 5.0% 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.

Postcode 2168 covers Sadleir, an inland suburb of Sydney about 30 km from the city centre. It forms part of the Sydney - South West region of New South Wales. Local government services are provided by Liverpool.

According to the 2021 Census, Sadleir has a population of 3,243 with a median age of 33. The median weekly household income is $946, below the NSW average. The unemployment rate is 12.5%, higher than the NSW average. The Indigenous population is 143 (4.4% of residents).

Housing in Sadleir includes a median weekly rent of $250, median monthly mortgage repayment of $1,878, with 990 total dwellings. Housing costs in the area sit below the NSW average. Rental properties account for 54.7% of dwellings.

On the SEIFA Index of Relative Socio-economic Advantage and Disadvantage, Sadleir scores in decile 1 out of 10, which is well below the national average.

Sadleir is served by Sadleir Public School.

Sadleir is part of the Liverpool statistical area in New South Wales.

Sadleir Details

Postcode2168
StateNew South Wales (NSW)
Phone Area Code02
Population (2021)3,243
Median Age33 years
Median Household Income (Census 2021)$946/week
Median Personal Income (Census 2021)$446/week
Median Weekly Rent (Census 2021)$250
Median Monthly Mortgage (Census 2021)$1,878
Average Household Size3 persons
Area0.9 km²
Population Density3607/km²
Total Dwellings990
Australian Citizens81.7%
Indigenous Population143 (4.4%)
Unemployment Rate12.5%
SEIFA IRSAD Decile1/10 (well below average)
Latitude-33.9164233
Longitude150.8914686
Distance from Sydney30 km
Region (SA4)Sydney - South West
Area (SA3)Liverpool
Local GovernmentLiverpool
Federal ElectorateWerriwa

Age Profile

0–14 (24.1%) 15–24 (15.7%) 25–44 (25.2%) 45–64 (23.5%) 65+ (11.9%)
Show counts
0–14 years781 (24.1%)
15–24 years509 (15.7%)
25–44 years817 (25.2%)
45–64 years761 (23.5%)
65+ years386 (11.9%)

Housing Tenure

Owned outright (19.7%) Mortgaged (25.6%) Rented (54.7%)

SEIFA Socio-economic Index

Index of Relative Socio-economic Advantage and Disadvantage (IRSAD), decile 1 of 10. Higher deciles indicate more advantage.

Health Conditions (2021 Census)

Asthma312 (9.6%)
Arthritis306 (9.4%)
Diabetes242 (7.5%)
Heart Disease133 (4.1%)
Lung Condition57 (1.8%)
Cancer56 (1.7%)
Dementia24 (0.7%)

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

Motor Vehicles per Dwelling

No vehicle169 (17.8%)
1 vehicle341 (35.9%)
2 vehicles263 (27.7%)
3+ vehicles176 (18.5%)

Schools in Sadleir

Sadleir Public School
Primary · Gov · ICSEA 883 · 351 students

Suburbs Near Sadleir

Same Postcode (2168)

More Sadleir 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.