Powered by .id (informed decisions) for City of Onkaparinga
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LEARN MORE ABOUT .idIn 2021, the City of Onkaparinga had higher proportion of male children (under 18) and a higher proportion of males aged 60 or older than Greater Adelaide.
The Age Structure of the City of Onkaparinga provides key insights into the level of demand for age based services and facilities such as child care. It is an indicator of the City of Onkaparinga'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 the City of Onkaparinga'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 male service age groups of the City of Onkaparinga in 2021 compared to Greater Adelaide shows that there was a higher proportion of males in the younger age groups (0 to 17 years) as well as a higher proportion of males in the older age groups (60+ years).
Overall, 22.4% of the male population was aged between 0 and 17, and 24.9% were aged 60 years and over, compared with 21.5% and 22.9% respectively for Greater Adelaide.
The major differences between the male age structure of the City of Onkaparinga and Greater Adelaide were:
- A larger percentage of 'Seniors' (11.3% compared to 10.0%)
- A larger percentage of 'Empty nesters and retirees' (11.8% compared to 10.9%)
- A smaller percentage of 'Young workforce' (12.4% compared to 14.2%)
- A smaller percentage of 'Tertiary education & independence' (8.3% compared to 9.2%)
Emerging groups
From 2016 to 2021, City of Onkaparinga's male population increased by 4,179 people (5.1%). This represents an average annual population change of 1.0% per year over the period.
The largest changes in the male age structure in this area between 2016 and 2021 were in the age groups:
- Seniors (70 to 84) (+2,541 males)
- Older workers and pre-retirees (50 to 59) (+470 males)
- Babies and pre-schoolers (0 to 4) (-459 males)
- Young workforce (25 to 34) (+439 males)
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