Service age groups
Aldinga Beach had a higher proportion of pre-schoolers and a lower proportion of persons at post retirement age than City of Onkaparinga in 2016.
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.
Derived from the Census question:
'What is the person's date of birth or age?'
Please refer to specific data notes for more information
Analysis of the service age groups of Aldinga Beach in 2016 compared to City of Onkaparinga 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, 28.5% of the population was aged between 0 and 17, and 19.4% were aged 60 years and over, compared with 22.5% and 23.6% respectively for City of Onkaparinga.
The major differences between the age structure of Aldinga Beach and City of Onkaparinga were:
- A larger percentage of 'Primary schoolers (5 to 11)' (11.7% compared to 8.9%)
- A larger percentage of 'Babies and pre-schoolers (0 to 4)' (8.6% compared to 6.2%)
- A smaller percentage of 'Empty nesters and retirees (60 to 69)' (10.1% compared to 12.4%)
- A smaller percentage of 'Older workers and pre-retirees (50 to 59)' (11.4% compared to 13.3%)
From 2011 to 2016, Aldinga Beach's population increased by 872 people (9.0%). This represents an average annual population change of 1.74% per year over the period.
The largest changes in the age structure in this area between 2011 and 2016 were in the age groups:
- Empty nesters and retirees (60 to 69) (+289 people)
- Older workers and pre-retirees (50 to 59) (+233 people)
- Seniors (70 to 84) (+212 people)
- Primary schoolers (5 to 11) (+158 people)