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LEARN MORE ABOUT .idIn 2021, the largest age group in Casula was 10 to 14 year olds. The group that changed the most since 2006 was 60 to 64 year olds, increasing by 463 people.
The Age Structure of Casula provides key insights into the level of demand for age based services and facilities such as child care. It is also an indicator of Casula'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 Casula'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 | |||||||
|---|---|---|---|---|---|---|---|
| Casula - Total persons (Usual residence) | 2021 | 2006 | Change | ||||
| Five year age groups (years) | Number | % | Austral % | Number | % | Austral % | 2006 to 2021 |
| 0 to 4 | 1,144 | 6.9 | 10.9 | 1,058 | 8.0 | 6.8 | +86 |
| 5 to 9 | 1,175 | 7.1 | 7.9 | 994 | 7.5 | 7.7 | +181 |
| 10 to 14 | 1,177 | 7.1 | 6.6 | 1,021 | 7.7 | 8.7 | +156 |
| 15 to 19 | 1,166 | 7.0 | 5.0 | 972 | 7.4 | 6.3 | +194 |
| 20 to 24 | 1,162 | 7.0 | 5.6 | 925 | 7.0 | 7.1 | +237 |
| 25 to 29 | 1,092 | 6.6 | 9.9 | 945 | 7.2 | 5.8 | +147 |
| 30 to 34 | 1,123 | 6.8 | 11.8 | 1,108 | 8.4 | 5.5 | +15 |
| 35 to 39 | 1,128 | 6.8 | 11.0 | 1,035 | 7.8 | 7.5 | +93 |
| 40 to 44 | 1,001 | 6.0 | 6.2 | 971 | 7.3 | 7.0 | +30 |
| 45 to 49 | 1,061 | 6.4 | 4.7 | 929 | 7.0 | 6.0 | +132 |
| 50 to 54 | 1,084 | 6.5 | 4.0 | 827 | 6.3 | 5.3 | +257 |
| 55 to 59 | 1,049 | 6.3 | 3.8 | 735 | 5.6 | 5.8 | +314 |
| 60 to 64 | 959 | 5.8 | 2.8 | 496 | 3.8 | 5.1 | +463 |
| 65 to 69 | 694 | 4.2 | 2.5 | 343 | 2.6 | 3.1 | +351 |
| 70 to 74 | 601 | 3.6 | 2.2 | 329 | 2.5 | 2.5 | +272 |
| 75 to 79 | 367 | 2.2 | 1.7 | 227 | 1.7 | 3.7 | +140 |
| 80 to 84 | 313 | 1.9 | 1.3 | 194 | 1.5 | 3.3 | +119 |
| 85 and over | 288 | 1.7 | 2.0 | 102 | 0.8 | 2.7 | +186 |
| Total population | 16,584 | 100.0 | 100.0 | 13,211 | 100.0 | 100.0 | +3,373 |
Dominant groups
Analysis of the five year age groups of Casula in 2021 compared to Austral shows that there was a lower proportion of people in the younger age groups (under 15) and a higher proportion of people in the older age groups (65+).
Overall, 21.1% of the population was aged between 0 and 15, and 13.6% were aged 65 years and over, compared with 25.5% and 9.7% respectively for Austral.
The major differences between the age structure of Casula and Austral were:
- A smaller percentage of persons aged 30 to 34 (6.8% compared to 11.8%)
- A smaller percentage of persons aged 35 to 39 (6.8% compared to 11.0%)
- A smaller percentage of persons aged 0 to 4 (6.9% compared to 10.9%)
- A smaller percentage of persons aged 25 to 29 (6.6% compared to 9.9%)
Emerging groups
From 2006 to 2021, Casula's population increased by 3,373 people (25.5%). This represents an average annual population change of 1.53% per year over the period.
The largest changes in age structure in this area between 2006 and 2021 were in the age groups:
- 60 to 64 (+463 persons)
- 65 to 69 (+351 persons)
- 55 to 59 (+314 persons)
- 70 to 74 (+272 persons)
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