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LEARN MORE ABOUT .idIn 2021, the largest age group in the City of Casey was 35 to 39 year olds. The group that changed the most since 2001 was 35 to 39 year olds, increasing by 7,899 people.
The Age Structure of the City of Casey 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 City of Casey'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 City of Casey'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 | |||||||
|---|---|---|---|---|---|---|---|
| City of Casey - Total females (Enumerated) | 2021 | 2001 | Change | ||||
| Five year age groups (years) | Number | % | South East Metropolitan Region % | Number | % | South East Metropolitan Region % | 2001 to 2021 |
| 0 to 4 | 13,542 | 7.4 | 6.3 | 7,414 | 8.4 | 6.1 | +6,128 |
| 5 to 9 | 14,138 | 7.7 | 6.5 | 7,921 | 9.0 | 6.4 | +6,217 |
| 10 to 14 | 12,705 | 7.0 | 6.0 | 7,130 | 8.1 | 6.5 | +5,575 |
| 15 to 19 | 11,267 | 6.2 | 5.6 | 6,350 | 7.2 | 7.8 | +4,917 |
| 20 to 24 | 11,687 | 6.4 | 6.8 | 5,520 | 6.3 | 8.2 | +6,167 |
| 25 to 29 | 13,111 | 7.2 | 7.4 | 6,698 | 7.6 | 7.5 | +6,413 |
| 30 to 34 | 15,450 | 8.5 | 8.3 | 8,266 | 9.4 | 7.3 | +7,184 |
| 35 to 39 | 16,017 | 8.8 | 8.3 | 8,118 | 9.2 | 7.3 | +7,899 |
| 40 to 44 | 12,848 | 7.0 | 7.0 | 7,317 | 8.3 | 7.4 | +5,531 |
| 45 to 49 | 11,781 | 6.5 | 6.2 | 5,985 | 6.8 | 7.4 | +5,796 |
| 50 to 54 | 11,010 | 6.0 | 5.9 | 4,961 | 5.6 | 6.7 | +6,049 |
| 55 to 59 | 9,686 | 5.3 | 5.4 | 3,288 | 3.7 | 4.7 | +6,398 |
| 60 to 64 | 8,444 | 4.6 | 5.1 | 2,469 | 2.8 | 3.7 | +5,975 |
| 65 to 69 | 6,660 | 3.6 | 4.6 | 2,022 | 2.3 | 3.1 | +4,638 |
| 70 to 74 | 5,437 | 3.0 | 3.9 | 1,736 | 2.0 | 3.1 | +3,701 |
| 75 to 79 | 3,667 | 2.0 | 2.6 | 1,351 | 1.5 | 2.7 | +2,316 |
| 80 to 84 | 2,546 | 1.4 | 2.0 | 851 | 1.0 | 2.0 | +1,695 |
| 85 and over | 2,625 | 1.4 | 2.2 | 695 | 0.8 | 2.1 | +1,930 |
| Total population | 182,621 | 100.0 | 100.0 | 88,092 | 100.0 | 100.0 | +94,529 |
Dominant groups
Analysis of the female five year age groups of the City of Casey in 2021 compared to South East Metropolitan Region 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, 22.1% of the female population was aged between 0 and 15, and 11.5% were aged 65 years and over, compared with 18.7% and 15.2% respectively for South East Metropolitan Region.
The major differences between the female age structure of the City of Casey and South East Metropolitan Region were:
- A larger percentage of females aged 5 to 9 (7.7% compared to 6.5%)
- A larger percentage of females aged 0 to 4 (7.4% compared to 6.3%)
- A larger percentage of females aged 10 to 14 (7.0% compared to 6.0%)
- A smaller percentage of females aged 65 to 69 (3.6% compared to 4.6%)
Emerging groups
From 2001 to 2021, City of Casey's female population increased by 94,529 people (107.3%). This represents an average annual population change of 3.71% per year over the period.
The largest changes in female age structure in this area between 2001 and 2021 were in the age groups:
- 35 to 39 (+7,899 females)
- 30 to 34 (+7,184 females)
- 25 to 29 (+6,413 females)
- 55 to 59 (+6,398 females)
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