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LEARN MORE ABOUT .idIn 2021, the largest age group in Casey Growth Area was 30 to 34 year olds. The group that changed the most since 2011 was 30 to 34 year olds, increasing by 4,890 people.
The Age Structure of Casey Growth Area provides key insights into the level of demand for age based services and facilities such as child care. It is also an indicator of Casey Growth Area'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 Casey Growth Area'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 | |||||||
|---|---|---|---|---|---|---|---|
| Casey Growth Area - Total females (Usual residence) | 2021 | 2011 | Change | ||||
| Five year age groups (years) | Number | % | South East Metropolitan Region % | Number | % | South East Metropolitan Region % | 2011 to 2021 |
| 0 to 4 | 4,577 | 11.0 | 6.2 | 228 | 9.7 | 6.4 | +4,349 |
| 5 to 9 | 4,133 | 9.9 | 6.4 | 158 | 6.7 | 5.7 | +3,975 |
| 10 to 14 | 2,888 | 6.9 | 6.0 | 155 | 6.6 | 5.7 | +2,732 |
| 15 to 19 | 2,175 | 5.2 | 5.5 | 134 | 5.7 | 6.6 | +2,041 |
| 20 to 24 | 2,525 | 6.0 | 6.9 | 217 | 9.2 | 8.6 | +2,308 |
| 25 to 29 | 3,843 | 9.2 | 7.5 | 311 | 13.2 | 8.5 | +3,532 |
| 30 to 34 | 5,144 | 12.3 | 8.3 | 255 | 10.8 | 7.5 | +4,890 |
| 35 to 39 | 5,080 | 12.2 | 8.3 | 206 | 8.7 | 7.0 | +4,874 |
| 40 to 44 | 3,075 | 7.4 | 7.0 | 154 | 6.6 | 6.9 | +2,920 |
| 45 to 49 | 2,184 | 5.2 | 6.2 | 123 | 5.2 | 6.6 | +2,061 |
| 50 to 54 | 1,640 | 3.9 | 5.9 | 114 | 4.8 | 6.4 | +1,526 |
| 55 to 59 | 1,241 | 3.0 | 5.5 | 70 | 3.0 | 5.9 | +1,172 |
| 60 to 64 | 1,058 | 2.5 | 5.1 | 62 | 2.7 | 5.2 | +996 |
| 65 to 69 | 831 | 2.0 | 4.7 | 60 | 2.6 | 3.6 | +771 |
| 70 to 74 | 690 | 1.7 | 3.9 | 37 | 1.6 | 2.9 | +653 |
| 75 to 79 | 393 | 0.9 | 2.6 | 23 | 1.0 | 2.3 | +370 |
| 80 to 84 | 193 | 0.5 | 2.0 | 17 | 0.8 | 2.0 | +175 |
| 85 and over | 123 | 0.3 | 2.2 | 28 | 1.2 | 2.2 | +94 |
| Total population | 41,801 | 100.0 | 100.0 | 2,361 | 100.0 | 100.0 | +39,440 |
Dominant groups
Analysis of the female five year age groups of Casey Growth Area 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, 27.7% of the female population was aged between 0 and 15, and 5.3% were aged 65 years and over, compared with 18.5% and 15.3% respectively for South East Metropolitan Region.
The major differences between the female age structure of Casey Growth Area and South East Metropolitan Region were:
- A larger percentage of females aged 0 to 4 (11.0% compared to 6.2%)
- A larger percentage of females aged 30 to 34 (12.3% compared to 8.3%)
- A larger percentage of females aged 35 to 39 (12.2% compared to 8.3%)
- A larger percentage of females aged 5 to 9 (9.9% compared to 6.4%)
Emerging groups
From 2011 to 2021, Casey Growth Area's female population increased by 39,440 people (1670.5%). This represents an average annual population change of 33.29% per year over the period.
The largest changes in female age structure in this area between 2011 and 2021 were in the age groups:
- 30 to 34 (+4,890 females)
- 35 to 39 (+4,874 females)
- 0 to 4 (+4,349 females)
- 5 to 9 (+3,975 females)
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