Suburb profile · ABS Census 2021
Cecil Hills suburb profile
Cecil Hills, NSW · Postcode 2171
This Cecil Hills suburb profile summarises official Australian Bureau of Statistics Census 2021 data for Cecil Hills, NSW (postcode 2171). Use it as a free suburb report covering population, median rent, household income, age, housing tenure and employment, plus how those figures changed since Census 2016— then compare Cecil Hills with nearby suburbs.
Cecil Hills at a glance
Population
6,906
Median rent
$550/wk
Household income
$2,409/wk
Median age
38
Cecil Hills trends (2016 → 2021)
Change since the previous Census. Historical figures are mapped from State Suburbs (SSC) to today's suburb boundaries.
Population
Census 2011 → 2016 → 2021
+0.6% over 10 years
Population
6,906
was 7,018 in 2016
-112 · -1.6%
Median rent
$550/wk
was $500/wk in 2016
+$50 · +10%
Household income
$2,409/wk
was $2,137/wk in 2016
+$272 · +12.7%
Median age
38
was 35 in 2016
+3 · +8.6%
Dig deeper: Cecil Hills population growth · Cecil Hills then and now
Cecil Hills vs nearby & Greater Sydney
Median Census 2021 figures for Cecil Hills, nearby suburbs (8), and the Sydney metro median (suburbs with 1,000+ people).
Rent
+12.2% vs area
- Cecil Hills$550/wk
- Nearby$525/wk
- Sydney$490/wk
Household income
+13.7% vs area
- Cecil Hills$2,409/wk
- Nearby$2,378.5/wk
- Sydney$2,119.5/wk
Median age
-5% vs area
- Cecil Hills38
- Nearby33
- Sydney40
Personal income
-19.5% vs area
- Cecil Hills$727/wk
- Nearby$800.5/wk
- Sydney$903.5/wk
Nearby uses the same postcode first, then larger suburbs in NSW. See Sydney rankings.
Socio-economic profile
How Cecil Hills compares to other Australian suburbs on income, education and occupation — from official ABS SEIFA 2021 data.
Cecil Hills sits above average for socio-economic advantage compared with suburbs Australia-wide. It shows strong access to economic resources.
Relative disadvantage (IRSD)
Decile 4990.7
Lower score / decile = more relative disadvantage
Advantage & disadvantage (IRSAD)
Decile 81,022.2
Higher score / decile = more relative advantage
Economic resources (IER)
Decile 91,089.3
Access to economic resources (income, housing)
Education & occupation (IEO)
Decile 6999.1
Education and occupational skill levels
Source: ABS SEIFA 2021. See methodology.
Cecil Hills on the map
OpenStreetMap outline for Cecil Hills, NSW.
Map data © OpenStreetMap contributors. Boundary matching is approximate.
Cecil Hills people
- Population
- 6,906
- Median age
- 38
- Born overseas
- 44.2%
- Average household size
- 3.6
Total usual residents (Census 2021)
Median age of residents in years
Percentage born outside Australia
Average number of people per household
Cecil Hills income
- Median household income
- $2,409/wk
- Median personal income
- $727/wk
Median total weekly household income
Median total weekly personal income
Cecil Hills housing
- Median rent
- $550/wk
- Median mortgage repayment
- $2,167/mo
- Separate houses
- 92.4%
- Flats & apartments
- 0.4%
- Owned outright
- 34.8%
- Mortgaged
- 46%
- Rented
- 14.1%
- Unoccupied dwellings
- 2.7%
Median weekly rent for rented dwellings
Median monthly mortgage repayment
Percentage of dwellings that are separate houses
Percentage of dwellings that are flats or apartments
Percentage of dwellings owned without a mortgage
Percentage of dwellings with a mortgage
Percentage of dwellings rented
Percentage of private dwellings unoccupied on Census night
Cecil Hills work
- Employment to population
- 54.2%
- Unemployment rate
- 5.1%
- Year 12 or above
- 64.5%
Employed persons as a percentage of population aged 15+
Unemployed persons as a percentage of the labour force
Percentage with Year 12 or equivalent as highest school level
Nearby suburb profiles (near 2171)
Compare Cecil Hills with nearby suburbs
Cecil Hills in numbers
Cecil Hills had 6,906 residents at the 2021 Census, making it the 355th most populous suburb or locality in NSW out of 4,347. The median age is 38, 7% below the typical NSW suburb. The average household has 3.6 people. 44.2% of residents were born overseas.
Among occupied homes, 34.8% own their home outright, 46% are paying a mortgage, 14.1% rent. Separate houses make up 92.4% of dwellings, with 0.4% in flats or apartments. Median rent was $550/wk, 38% above the typical NSW suburb.
Median household income was $2,409/wk, 34% above the typical NSW suburb. The unemployment rate on Census night was 5.1%. 64.5% of adults had completed Year 12 or above. On the ABS SEIFA index of relative socio-economic disadvantage it sits in decile 4 nationally (1 is most disadvantaged, 10 least).
Between the 2016 and 2021 Censuses the population fell 1.6% (from 7,018 to 6,906). Median rent moved from $500/wk to $550/wk (+10%).
Cecil Hills suburb FAQs
- What is the median rent in Cecil Hills, NSW?
- The median weekly rent in Cecil Hills was $550/wk at the 2021 Census (ABS).
- How many people live in Cecil Hills, NSW?
- Cecil Hills had 6,906 residents at the 2021 Census, down 1.6% from 2016.
- What is the median household income in Cecil Hills?
- Median household income in Cecil Hills was $2,409/wk at the 2021 Census.
- Do most people rent or own in Cecil Hills?
- 14.1% of occupied homes in Cecil Hills were rented, 34.8% were owned outright and 46% were owned with a mortgage.
About this Cecil Hills suburb profile
Figures are from the ABS Census of Population and Housing 2021 (General Community Profile) for the Suburbs and Localities boundary matching Cecil Hills. Where shown, 2016 values come from the 2016 State Suburbs (SSC) profile, linked via ABS geographic correspondence — boundaries are not always identical. Medians may be suppressed for very small areas. This is not financial or relocation advice — use it alongside current market data.
Source: ABS Census 2021. Methodology · Richest suburbs in Sydney