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LEARN MORE ABOUT .idIn 2021, O'Halloran Hill had higher proportion of children (under 18) and a lower proportion of persons aged 60 or older than Morphett Vale.
The Age Structure of O'Halloran Hill provides key insights into the level of demand for age based services and facilities such as child care. It is an indicator of O'Halloran Hill'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'Halloran Hill'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'Halloran Hill in 2021 compared to Morphett Vale 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, 20.8% of the population was aged between 0 and 17, and 25.3% were aged 60 years and over, compared with 19.8% and 26.8% respectively for Morphett Vale.
The major differences between the age structure of O'Halloran Hill and Morphett Vale were:
- A larger percentage of 'Parents and homebuilders' (19.9% compared to 18.6%)
- A smaller percentage of 'Tertiary education & independence' (6.9% compared to 8.4%)
- A smaller percentage of 'Empty nesters and retirees' (10.8% compared to 12.0%)
- A smaller percentage of 'Frail aged' (0.9% compared to 2.1%)
Emerging groups
From 1991 to 2021, O'Halloran Hill's population decreased by 120 people (4.9%). This represents an average annual population change of -0.17% per year over the period.
The largest changes in the age structure in this area between 1991 and 2021 were in the age groups:
- Parents and homebuilders (35 to 49) (-281 people)
- Seniors (70 to 84) (+273 people)
- Tertiary education and independence (18 to 24) (-197 people)
- Empty nesters and retirees (60 to 69) (+141 people)
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