Powered by .id (informed decisions) for City of Onkaparinga
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LEARN MORE ABOUT .idIn 2021, Aldinga Beach had higher proportion of male children (under 18) and a lower proportion of males aged 60 or older than the City of Onkaparinga.
The Age Structure of Aldinga Beach provides key insights into the level of demand for age based services and facilities such as child care. It is an indicator of Aldinga Beach'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 Aldinga Beach'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 Aldinga Beach in 2021 compared to the City of Onkaparinga shows that there was a higher proportion of males in the younger age groups (0 to 17 years) and a lower proportion of males in the older age groups (60+ years).
Overall, 27.1% of the male population was aged between 0 and 17, and 22.5% were aged 60 years and over, compared with 22.8% and 24.6% respectively for the City of Onkaparinga.
The major differences between the male age structure of Aldinga Beach and the City of Onkaparinga were:
- A larger percentage of 'Primary schoolers' (11.2% compared to 9.2%)
- A larger percentage of 'Secondary schoolers' (9.3% compared to 7.9%)
- A smaller percentage of 'Young workforce' (11.0% compared to 12.3%)
- A smaller percentage of 'Empty nesters and retirees' (10.4% compared to 11.6%)
Emerging groups
From 2001 to 2021, Aldinga Beach's male population increased by 2,776 people (123.3%). This represents an average annual population change of 4.1% per year over the period.
The largest changes in the male age structure in this area between 2001 and 2021 were in the age groups:
- Parents and homebuilders (35 to 49) (+429 males)
- Older workers and pre-retirees (50 to 59) (+419 males)
- Empty nesters and retirees (60 to 69) (+361 males)
- Seniors (70 to 84) (+352 males)
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