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LEARN MORE ABOUT .idIn 2021, the largest age group in the Central South District was 5 to 9 year olds. The group that changed the most since 2001 was 35 to 39 year olds, increasing by 406 people.
The Age Structure of the Central South District provides key insights into the level of demand for age based services and facilities such as child care. It is also an indicator of the Central South District'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 the Central South District'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 | |||||||
|---|---|---|---|---|---|---|---|
| Central South District - Total males (Enumerated) | 2021 | 2001 | Change | ||||
| Five year age groups (years) | Number | % | City of Onkaparinga % | Number | % | City of Onkaparinga % | 2001 to 2021 |
| 0 to 4 | 861 | 7.0 | 5.7 | 499 | 7.1 | 7.0 | +362 |
| 5 to 9 | 938 | 7.6 | 6.6 | 566 | 8.0 | 8.0 | +372 |
| 10 to 14 | 887 | 7.2 | 6.7 | 574 | 8.1 | 8.2 | +313 |
| 15 to 19 | 746 | 6.0 | 6.2 | 584 | 8.3 | 8.4 | +162 |
| 20 to 24 | 761 | 6.2 | 5.9 | 434 | 6.1 | 6.5 | +327 |
| 25 to 29 | 841 | 6.8 | 6.0 | 443 | 6.3 | 6.3 | +398 |
| 30 to 34 | 870 | 7.0 | 6.3 | 482 | 6.8 | 7.0 | +388 |
| 35 to 39 | 926 | 7.5 | 6.6 | 520 | 7.4 | 7.4 | +406 |
| 40 to 44 | 764 | 6.2 | 6.0 | 549 | 7.8 | 7.8 | +215 |
| 45 to 49 | 786 | 6.4 | 6.5 | 520 | 7.4 | 7.7 | +266 |
| 50 to 54 | 740 | 6.0 | 6.5 | 496 | 7.0 | 7.6 | +244 |
| 55 to 59 | 673 | 5.5 | 6.3 | 336 | 4.8 | 5.3 | +337 |
| 60 to 64 | 632 | 5.1 | 6.0 | 276 | 3.9 | 3.7 | +356 |
| 65 to 69 | 607 | 4.9 | 5.6 | 237 | 3.4 | 2.8 | +370 |
| 70 to 74 | 545 | 4.4 | 5.4 | 245 | 3.5 | 2.7 | +300 |
| 75 to 79 | 363 | 2.9 | 3.7 | 167 | 2.4 | 1.9 | +196 |
| 80 to 84 | 208 | 1.7 | 2.2 | 83 | 1.2 | 1.2 | +125 |
| 85 and over | 194 | 1.6 | 1.8 | 53 | 0.8 | 0.7 | +141 |
| Total population | 12,342 | 100.0 | 100.0 | 7,064 | 100.0 | 100.0 | +5,277 |
Dominant groups
Analysis of the male five year age groups of the Central South District in 2021 compared to the City of Onkaparinga shows that there was a higher proportion of males in the younger age groups (under 15) and a lower proportion of males in the older age groups (65+).
Overall, 21.8% of the male population was aged between 0 and 15, and 15.5% were aged 65 years and over, compared with 19.0% and 18.6% respectively for the City of Onkaparinga.
The major differences between the male age structure of the Central South District and the City of Onkaparinga were:
- A larger percentage of males aged 0 to 4 (7.0% compared to 5.7%)
- A larger percentage of males aged 5 to 9 (7.6% compared to 6.6%)
- A smaller percentage of males aged 70 to 74 (4.4% compared to 5.4%)
- A smaller percentage of males aged 60 to 64 (5.1% compared to 6.0%)
Emerging groups
From 2001 to 2021, Central South District's male population increased by 5,278 people (74.7%). This represents an average annual population change of 2.83% per year over the period.
The largest changes in male age structure in this area between 2001 and 2021 were in the age groups:
- 35 to 39 (+406 males)
- 25 to 29 (+398 males)
- 30 to 34 (+388 males)
- 5 to 9 (+372 males)
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