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LEARN MORE ABOUT .idIn 2021, the largest age group in Wollondilly Shire was 10 to 14 year olds. The group that changed the most since 2001 was 60 to 64 year olds, increasing by 918 people.
The Age Structure of Wollondilly Shire provides key insights into the level of demand for age based services and facilities such as child care. It is also an indicator of Wollondilly Shire'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 Wollondilly Shire'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 | |||||||
|---|---|---|---|---|---|---|---|
| Wollondilly Shire - Total females (Enumerated) | 2021 | 2001 | Change | ||||
| Five year age groups (years) | Number | % | Australia % | Number | % | Australia % | 2001 to 2021 |
| 0 to 4 | 1,798 | 6.7 | 5.5 | 1,371 | 7.5 | 6.4 | +427 |
| 5 to 9 | 1,845 | 6.9 | 6.0 | 1,589 | 8.6 | 6.8 | +256 |
| 10 to 14 | 1,946 | 7.3 | 6.0 | 1,643 | 8.9 | 6.8 | +303 |
| 15 to 19 | 1,766 | 6.6 | 5.5 | 1,394 | 7.6 | 6.8 | +372 |
| 20 to 24 | 1,519 | 5.7 | 6.0 | 1,024 | 5.6 | 6.4 | +495 |
| 25 to 29 | 1,584 | 5.9 | 6.9 | 1,144 | 6.2 | 7.0 | +440 |
| 30 to 34 | 1,735 | 6.5 | 7.4 | 1,396 | 7.6 | 7.5 | +339 |
| 35 to 39 | 1,836 | 6.9 | 7.3 | 1,551 | 8.4 | 7.7 | +285 |
| 40 to 44 | 1,703 | 6.4 | 6.5 | 1,608 | 8.7 | 7.7 | +95 |
| 45 to 49 | 1,907 | 7.1 | 6.5 | 1,376 | 7.5 | 7.0 | +531 |
| 50 to 54 | 1,754 | 6.5 | 6.4 | 1,244 | 6.8 | 6.6 | +510 |
| 55 to 59 | 1,659 | 6.2 | 6.1 | 838 | 4.6 | 5.1 | +821 |
| 60 to 64 | 1,550 | 5.8 | 5.9 | 632 | 3.4 | 4.2 | +918 |
| 65 to 69 | 1,331 | 5.0 | 5.2 | 473 | 2.6 | 3.6 | +858 |
| 70 to 74 | 1,162 | 4.3 | 4.7 | 402 | 2.2 | 3.4 | +760 |
| 75 to 79 | 742 | 2.8 | 3.3 | 323 | 1.8 | 3.0 | +419 |
| 80 to 84 | 499 | 1.9 | 2.3 | 231 | 1.3 | 2.1 | +268 |
| 85 and over | 443 | 1.7 | 2.6 | 162 | 0.9 | 1.9 | +281 |
| Total population | 26,779 | 100.0 | 100.0 | 18,401 | 100.0 | 100.0 | +8,378 |
Dominant groups
Analysis of the female five year age groups of Wollondilly Shire in 2021 compared to Australia shows that there was a higher proportion of females in the younger age groups (under 15) and a lower proportion of females in the older age groups (65+).
Overall, 20.9% of the female population was aged between 0 and 15, and 15.6% were aged 65 years and over, compared with 17.5% and 18.1% respectively for Australia.
The major differences between the female age structure of Wollondilly Shire and Australia were:
- A larger percentage of females aged 10 to 14 (7.3% compared to 6.0%)
- A larger percentage of females aged 0 to 4 (6.7% compared to 5.5%)
- A larger percentage of females aged 15 to 19 (6.6% compared to 5.5%)
- A smaller percentage of females aged 25 to 29 (5.9% compared to 6.9%)
Emerging groups
From 2001 to 2021, Wollondilly Shire's female population increased by 8,378 people (45.5%). This represents an average annual population change of 1.89% per year over the period.
The largest changes in female age structure in this area between 2001 and 2021 were in the age groups:
- 60 to 64 (+918 females)
- 65 to 69 (+858 females)
- 55 to 59 (+821 females)
- 70 to 74 (+760 females)
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