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Cecil Hills Postcode
New South Wales
Income, rent and SEIFA figures are from the ABS 2021 Census and are reported in 2021 dollars, not adjusted for subsequent inflation.
How Cecil Hills Compares
Cecil Hills vs the NSW average and the national average (2021 Census, population-weighted).
| Metric | Cecil Hills | NSW avg | AU avg | Greater Sydney |
|---|---|---|---|---|
| Household income/wk | $2,409 +NSW | $1,931 | $1,836 | $2,181 |
| Rent/wk | $550 +NSW | $445 | $390 | $506 |
| Mortgage/month | $2,167 ≈NSW | $2,247 | $1,958 | $2,587 |
| Median age | 38 | 45.0 | 45.0 | 39.0 |
| SEIFA decile | 8/10 +NSW | 6.0/10 | 6.0/10 | 10.0/10 |
| Unemployment | 5.1% ≈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 2171 covers Cecil Hills, an inland suburb of Sydney about 33 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, Cecil Hills has a population of 6,906 with a median age of 38. The median weekly household income is $2,409, above the NSW average. The unemployment rate is 5.1%. The Indigenous population is 25 (0.4% of residents).
Housing in Cecil Hills includes a median weekly rent of $550, median monthly mortgage repayment of $2,167, with 1,863 total dwellings. These housing costs sit above the NSW average. Owner-occupied dwellings (owned or mortgaged) make up 85.2% of housing.
On the SEIFA Index of Relative Socio-economic Advantage and Disadvantage, Cecil Hills scores in decile 8 out of 10, which is above the national average.
Schools in Cecil Hills include Cecil Hills High School and Cecil Hills Public School.
Cecil Hills is part of the Liverpool statistical area in New South Wales.
Cecil Hills Details
| Postcode | 2171 |
| State | New South Wales (NSW) |
| Phone Area Code | 02 |
| Population (2021) | 6,906 |
| Median Age | 38 years |
| Median Household Income (Census 2021) | $2,409/week |
| Median Personal Income (Census 2021) | $727/week |
| Median Weekly Rent (Census 2021) | $550 |
| Median Monthly Mortgage (Census 2021) | $2,167 |
| Average Household Size | 3.6 persons |
| Area | 6.2 km² |
| Population Density | 1111/km² |
| Total Dwellings | 1,863 |
| Australian Citizens | 90.6% |
| Indigenous Population | 25 (0.4%) |
| Unemployment Rate | 5.1% |
| SEIFA IRSAD Decile | 8/10 (above average) |
| Latitude | -33.8876831 |
| Longitude | 150.8490573 |
| Distance from Sydney | 33 km |
| Region (SA4) | Sydney - South West |
| Area (SA3) | Liverpool |
| Local Government | Liverpool |
| Federal Electorate | Werriwa |
Age Profile
Show counts
| 0–14 years | 1,220 (17.7%) |
| 15–24 years | 1,227 (17.8%) |
| 25–44 years | 1,497 (21.7%) |
| 45–64 years | 2,102 (30.4%) |
| 65+ years | 864 (12.5%) |
Housing Tenure
SEIFA Socio-economic Index
Index of Relative Socio-economic Advantage and Disadvantage (IRSAD), decile 8 of 10. Higher deciles indicate more advantage.
Health Conditions (2021 Census)
| Arthritis | 430 (6.2%) |
| Asthma | 408 (5.9%) |
| Diabetes | 399 (5.8%) |
| Heart Disease | 205 (3.0%) |
| Cancer | 123 (1.8%) |
| Lung Condition | 54 (0.8%) |
| Dementia | 36 (0.5%) |
Long-term health conditions self-reported in the 2021 Census. Persons may report more than one condition.
Motor Vehicles per Dwelling
| No vehicle | 44 (2.4%) |
| 1 vehicle | 372 (20.2%) |
| 2 vehicles | 645 (35.0%) |
| 3+ vehicles | 782 (42.4%) |
Schools in Cecil Hills
Suburbs Near Cecil Hills
Same Postcode (2171)
More Cecil Hills 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.