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LEARN MORE ABOUT .idIn 2021, the largest age group in Aberfoyle Park was 60 to 64 year olds. The group that changed the most since 1991 was 60 to 64 year olds, increasing by 664 people.
The Age Structure of Aberfoyle Park provides key insights into the level of demand for age based services and facilities such as child care. It is also an indicator of Aberfoyle Park's residential role and function and how it is likely to change in the future.
Five year age groups present a classic age profile of the population. Each age group covers exactly five years, which enables direct comparison between each group.
To get a more complete picture Aberfoyle Park'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?'
| Age structure - Five year age groups | |||||||
|---|---|---|---|---|---|---|---|
| Aberfoyle Park - Total persons (Enumerated) | 2021 | 1991 | Change | ||||
| Five year age groups (years) | Number | % | City of Onkaparinga % | Number | % | City of Onkaparinga % | 1991 to 2021 |
| 0 to 4 | 564 | 5.1 | 5.4 | 1,062 | 11.5 | 8.4 | -499 |
| 5 to 9 | 680 | 6.2 | 6.3 | 1,068 | 11.5 | 9.2 | -389 |
| 10 to 14 | 679 | 6.2 | 6.3 | 872 | 9.4 | 8.9 | -193 |
| 15 to 19 | 667 | 6.0 | 5.9 | 579 | 6.3 | 8.2 | +87 |
| 20 to 24 | 596 | 5.4 | 5.6 | 420 | 4.5 | 6.7 | +176 |
| 25 to 29 | 566 | 5.1 | 5.9 | 862 | 9.3 | 7.6 | -297 |
| 30 to 34 | 641 | 5.8 | 6.3 | 1,185 | 12.8 | 9.0 | -544 |
| 35 to 39 | 753 | 6.8 | 6.7 | 1,096 | 11.8 | 9.3 | -343 |
| 40 to 44 | 707 | 6.4 | 6.2 | 761 | 8.2 | 9.3 | -55 |
| 45 to 49 | 672 | 6.1 | 6.4 | 404 | 4.4 | 5.9 | +268 |
| 50 to 54 | 716 | 6.5 | 6.6 | 243 | 2.6 | 4.1 | +472 |
| 55 to 59 | 783 | 7.1 | 6.4 | 139 | 1.5 | 3.1 | +644 |
| 60 to 64 | 800 | 7.2 | 6.3 | 135 | 1.5 | 3.0 | +664 |
| 65 to 69 | 703 | 6.4 | 5.8 | 144 | 1.6 | 2.7 | +559 |
| 70 to 74 | 562 | 5.1 | 5.6 | 105 | 1.1 | 2.1 | +457 |
| 75 to 79 | 350 | 3.2 | 3.8 | 107 | 1.2 | 1.5 | +242 |
| 80 to 84 | 244 | 2.2 | 2.3 | 42 | 0.5 | 0.7 | +201 |
| 85 and over | 352 | 3.2 | 2.2 | 33 | 0.4 | 0.3 | +318 |
| Total population | 11,035 | 100.0 | 100.0 | 9,265 | 100.0 | 100.0 | +1,769 |
Dominant groups
Analysis of the five year age groups of Aberfoyle Park in 2021 compared to the City of Onkaparinga shows that there was a lower proportion of people in the younger age groups (under 15) and a similar proportion of people in the older age groups (65+).
Overall, 17.4% of the population was aged between 0 and 15, and 20.0% were aged 65 years and over, compared with 18.0% and 19.7% respectively for the City of Onkaparinga.
The major differences between the age structure of Aberfoyle Park and the City of Onkaparinga were:
- A larger percentage of persons aged 60 to 64 (7.2% compared to 6.3%)
- A larger percentage of persons aged 85 and over (3.2% compared to 2.2%)
- A larger percentage of persons aged 55 to 59 (7.1% compared to 6.4%)
- A smaller percentage of persons aged 25 to 29 (5.1% compared to 5.9%)
Emerging groups
From 1991 to 2021, Aberfoyle Park's population increased by 1,770 people (19.1%). This represents an average annual population change of 0.58% per year over the period.
The largest changes in age structure in this area between 1991 and 2021 were in the age groups:
- 60 to 64 (+664 persons)
- 55 to 59 (+644 persons)
- 65 to 69 (+559 persons)
- 30 to 34 (-544 persons)
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