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LEARN MORE ABOUT .idIn 2021, Sefton had higher proportion of children (under 18) and a lower proportion of persons aged 60 or older than the City of Canterbury Bankstown.
The Age Structure of Sefton provides key insights into the level of demand for age based services and facilities such as child care. It is an indicator of Sefton'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 Sefton'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 Sefton in 2021 compared to the City of Canterbury Bankstown shows that there was a higher proportion of people in the younger age groups (0 to 17 years) and a lower proportion of people in the older age groups (60+ years).
Overall, 26.4% of the population was aged between 0 and 17, and 19.1% were aged 60 years and over, compared with 23.5% and 20.4% respectively for the City of Canterbury Bankstown.
The major differences between the age structure of Sefton and the City of Canterbury Bankstown were:
- A larger percentage of 'Secondary schoolers' (10.4% compared to 7.6%)
- A larger percentage of 'Tertiary education & independence' (10.4% compared to 9.2%)
- A smaller percentage of 'Young workforce' (13.0% compared to 14.9%)
- A smaller percentage of 'Parents and homebuilders' (18.6% compared to 20.0%)
Emerging groups
From 2011 to 2021, Sefton's population increased by 1,183 people (23.1%). This represents an average annual population change of 2.1% 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) (+179 people)
- Tertiary education and independence (18 to 24) (+175 people)
- Older workers and pre-retirees (50 to 59) (+169 people)
- Parents and homebuilders (35 to 49) (+144 people)
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