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LEARN MORE ABOUT .idIn 2021, the largest age group in Casey Established was 35 to 39 year olds. The group that changed the most since 2001 was 55 to 59 year olds, increasing by 9,440 people.
The Age Structure of Casey Established 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 Established'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 Established'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 Established - Total persons (Enumerated) | 2021 | 2001 | Change | ||||
| Five year age groups (years) | Number | % | Fountain Gate - Narre Warren Catchment % | Number | % | Fountain Gate - Narre Warren Catchment % | 2001 to 2021 |
| 0 to 4 | 17,523 | 6.7 | 6.8 | 14,220 | 9.0 | 6.5 | +3,303 |
| 5 to 9 | 19,244 | 7.4 | 5.4 | 15,024 | 9.5 | 6.8 | +4,220 |
| 10 to 14 | 19,025 | 7.3 | 3.7 | 13,233 | 8.3 | 6.4 | +5,792 |
| 15 to 19 | 17,265 | 6.6 | 4.5 | 11,682 | 7.4 | 7.8 | +5,583 |
| 20 to 24 | 18,045 | 6.9 | 8.3 | 10,141 | 6.4 | 7.1 | +7,904 |
| 25 to 29 | 17,944 | 6.9 | 11.1 | 11,840 | 7.5 | 8.1 | +6,104 |
| 30 to 34 | 18,745 | 7.2 | 10.8 | 14,430 | 9.1 | 8.0 | +4,315 |
| 35 to 39 | 20,277 | 7.8 | 8.8 | 14,379 | 9.1 | 7.5 | +5,897 |
| 40 to 44 | 18,488 | 7.1 | 5.0 | 13,177 | 8.3 | 7.6 | +5,312 |
| 45 to 49 | 17,536 | 6.7 | 6.0 | 10,783 | 6.8 | 7.1 | +6,754 |
| 50 to 54 | 16,777 | 6.4 | 5.4 | 8,707 | 5.5 | 7.3 | +8,070 |
| 55 to 59 | 15,311 | 5.9 | 5.6 | 5,871 | 3.7 | 5.7 | +9,440 |
| 60 to 64 | 13,234 | 5.1 | 4.9 | 4,392 | 2.8 | 3.9 | +8,842 |
| 65 to 69 | 10,205 | 3.9 | 3.9 | 3,482 | 2.2 | 2.7 | +6,723 |
| 70 to 74 | 7,999 | 3.1 | 4.3 | 2,887 | 1.8 | 3.5 | +5,112 |
| 75 to 79 | 5,521 | 2.1 | 2.7 | 2,111 | 1.3 | 2.4 | +3,410 |
| 80 to 84 | 3,711 | 1.4 | 1.8 | 1,251 | 0.8 | 0.8 | +2,460 |
| 85 and over | 3,515 | 1.4 | 1.0 | 944 | 0.6 | 0.7 | +2,571 |
| Total population | 260,375 | 100.0 | 100.0 | 158,562 | 100.0 | 100.0 | +101,812 |
Dominant groups
Analysis of the five year age groups of Casey Established in 2021 compared to Fountain Gate - Narre Warren Catchment shows that there was a higher proportion of people in the younger age groups (under 15) and a lower proportion of people in the older age groups (65+).
Overall, 21.4% of the population was aged between 0 and 15, and 11.9% were aged 65 years and over, compared with 16.0% and 13.7% respectively for Fountain Gate - Narre Warren Catchment.
The major differences between the age structure of Casey Established and Fountain Gate - Narre Warren Catchment were:
- A larger percentage of persons aged 10 to 14 (7.3% compared to 3.7%)
- A larger percentage of persons aged 15 to 19 (6.6% compared to 4.5%)
- A smaller percentage of persons aged 25 to 29 (6.9% compared to 11.1%)
- A smaller percentage of persons aged 30 to 34 (7.2% compared to 10.8%)
Emerging groups
From 2001 to 2021, Casey Established's population increased by 101,813 people (64.2%). This represents an average annual population change of 2.51% per year over the period.
The largest changes in age structure in this area between 2001 and 2021 were in the age groups:
- 55 to 59 (+9,440 persons)
- 60 to 64 (+8,842 persons)
- 50 to 54 (+8,070 persons)
- 20 to 24 (+7,904 persons)
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