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LEARN MORE ABOUT .idIn 2021, Sefton had similar proportion of children (under 18) and a lower proportion of persons aged 60 or older than Chester Hill.
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 Chester Hill shows that there was a similar 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, 26.5% of the population was aged between 0 and 17, and 18.7% were aged 60 years and over, compared with 26.8% and 19.9% respectively for Chester Hill.
The major differences between the age structure of Sefton and Chester Hill were:
- A larger percentage of 'Secondary schoolers' (10.4% compared to 9.0%)
- A smaller percentage of 'Babies and pre-schoolers' (6.2% compared to 7.1%)
Emerging groups
From 1991 to 2021, Sefton's population increased by 1,899 people (43.5%). This represents an average annual population change of 1.21% per year over the period.
The largest changes in the age structure in this area between 1991 and 2021 were in the age groups:
- Older workers and pre-retirees (50 to 59) (+381 people)
- Parents and homebuilders (35 to 49) (+350 people)
- Secondary schoolers (12 to 17) (+311 people)
- Primary schoolers (5 to 11) (+229 people)
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