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LEARN MORE ABOUT .idIn 2021, Cooks River Catchment area had lower proportion of children (under 18) and a lower proportion of persons aged 60 or older than Chester Hill.
The Age Structure of Cooks River Catchment area provides key insights into the level of demand for age based services and facilities such as child care. It is an indicator of Cooks River Catchment area's residential role and function and how it is likely to change in the future.
Service age groups divide the population into age categories that reflect typical life-stages. They indicate the level of demand for services that target people at different stages in life and how that demand is changing.
To get a more complete picture Cooks River Catchment area's Age Structure should be viewed in conjunction with Household Types and Dwelling Types.
Q:
Derived from the Census question:
'What is the person's date of birth or age?'
Dominant groups
Analysis of the service age groups of Cooks River Catchment area in 2021 compared to Chester Hill shows that there was a lower proportion of people in the younger age groups (0 to 17 years) as well as a lower proportion of people in the older age groups (60+ years).
Overall, 17.9% of the population was aged between 0 and 17, and 18.2% were aged 60 years and over, compared with 26.7% and 20.2% respectively for Chester Hill.
The major differences between the age structure of Cooks River Catchment area and Chester Hill were:
- A larger percentage of 'Young workforce' (21.3% compared to 13.4%)
- A larger percentage of 'Parents and homebuilders' (21.8% compared to 18.0%)
- A smaller percentage of 'Primary schoolers' (7.0% compared to 10.6%)
- A smaller percentage of 'Secondary schoolers' (5.4% compared to 9.0%)
Emerging groups
From 2011 to 2021, Cooks River Catchment area's population increased by 105,653 people (25.1%). This represents an average annual population change of 2.27% per year over the period.
The largest changes in the age structure in this area between 2011 and 2021 were in the age groups:
- Young workforce (25 to 34) (+33,152 people)
- Parents and homebuilders (35 to 49) (+20,915 people)
- Older workers and pre-retirees (50 to 59) (+12,063 people)
- Empty nesters and retirees (60 to 69) (+11,750 people)
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