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LEARN MORE ABOUT .idIn 2021, O'Sullivan Beach - Lonsdale had lower proportion of children (under 18) and a higher proportion of persons aged 60 or older than the Hills North District.
The Age Structure of O'Sullivan Beach - Lonsdale provides key insights into the level of demand for age based services and facilities such as child care. It is an indicator of O'Sullivan Beach - Lonsdale'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 O'Sullivan Beach - Lonsdale'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 O'Sullivan Beach - Lonsdale in 2021 compared to the Hills North District shows that there was a lower proportion of people in the younger age groups (0 to 17 years) and a higher proportion of people in the older age groups (60+ years).
Overall, 18.1% of the population was aged between 0 and 17, and 30.7% were aged 60 years and over, compared with 21.0% and 27.9% respectively for the Hills North District.
The major differences between the age structure of O'Sullivan Beach - Lonsdale and the Hills North District were:
- A larger percentage of 'Young workforce' (13.3% compared to 7.8%)
- A larger percentage of 'Seniors' (15.7% compared to 12.0%)
- A smaller percentage of 'Older workers & pre-retirees' (13.2% compared to 17.1%)
- A smaller percentage of 'Secondary schoolers' (6.5% compared to 8.6%)
Emerging groups
From 2011 to 2021, O'Sullivan Beach - Lonsdale's population decreased by 71 people (3.7%). This represents an average annual population change of -0.38% per year over the period.
The largest changes in the age structure in this area between 2011 and 2021 were in the age groups:
- Seniors (70 to 84) (+131 people)
- Babies and pre-schoolers (0 to 4) (-66 people)
- Tertiary education and independence (18 to 24) (-62 people)
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