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LEARN MORE ABOUT .idIn 2021, the largest age group in Collier Ward was 65 to 69 year olds. The group that changed the most since 2016 was 70 to 74 year olds, increasing by 380 people.
The Age Structure of Collier Ward provides key insights into the level of demand for age based services and facilities such as child care. It is also an indicator of Collier Ward'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 Collier Ward'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 | |||||||
|---|---|---|---|---|---|---|---|
| Collier Ward - Total persons (Usual residence) | 2021 | 2016 | Change | ||||
| Five year age groups (years) | Number | % | Ferntree Gully % | Number | % | Ferntree Gully % | 2016 to 2021 |
| 0 to 4 | 901 | 5.1 | 5.9 | 868 | 5.0 | 6.3 | +33 |
| 5 to 9 | 1,098 | 6.2 | 6.1 | 1,035 | 6.0 | 5.9 | +63 |
| 10 to 14 | 1,112 | 6.3 | 5.5 | 917 | 5.3 | 5.7 | +194 |
| 15 to 19 | 979 | 5.6 | 5.8 | 1,089 | 6.3 | 5.9 | -111 |
| 20 to 24 | 989 | 5.6 | 5.5 | 1,135 | 6.6 | 6.0 | -147 |
| 25 to 29 | 829 | 4.7 | 6.1 | 986 | 5.7 | 6.7 | -157 |
| 30 to 34 | 1,047 | 6.0 | 7.2 | 1,127 | 6.5 | 7.2 | -80 |
| 35 to 39 | 1,223 | 7.0 | 7.4 | 1,075 | 6.2 | 7.2 | +148 |
| 40 to 44 | 1,229 | 7.0 | 7.2 | 1,080 | 6.3 | 7.0 | +148 |
| 45 to 49 | 1,117 | 6.4 | 6.7 | 1,085 | 6.3 | 7.2 | +32 |
| 50 to 54 | 1,076 | 6.1 | 6.9 | 1,155 | 6.7 | 6.7 | -79 |
| 55 to 59 | 1,080 | 6.1 | 6.4 | 1,316 | 7.6 | 6.3 | -237 |
| 60 to 64 | 1,195 | 6.8 | 5.8 | 1,389 | 8.0 | 5.8 | -195 |
| 65 to 69 | 1,231 | 7.0 | 5.2 | 1,132 | 6.6 | 5.6 | +99 |
| 70 to 74 | 1,024 | 5.8 | 4.7 | 643 | 3.7 | 4.0 | +380 |
| 75 to 79 | 592 | 3.4 | 3.4 | 500 | 2.9 | 2.9 | +92 |
| 80 to 84 | 411 | 2.3 | 2.3 | 287 | 1.7 | 1.8 | +124 |
| 85 and over | 450 | 2.6 | 1.9 | 457 | 2.6 | 1.9 | -8 |
| Total population | 17,583 | 100.0 | 100.0 | 17,280 | 100.0 | 100.0 | +302 |
Dominant groups
Analysis of the five year age groups of Collier Ward in 2021 compared to Ferntree Gully shows that there was a similar proportion of people in the younger age groups (under 15) and a higher proportion of people in the older age groups (65+).
Overall, 17.7% of the population was aged between 0 and 15, and 21.1% were aged 65 years and over, compared with 17.5% and 17.4% respectively for Ferntree Gully.
The major differences between the age structure of Collier Ward and Ferntree Gully were:
- A larger percentage of persons aged 65 to 69 (7.0% compared to 5.2%)
- A larger percentage of persons aged 70 to 74 (5.8% compared to 4.7%)
- A smaller percentage of persons aged 25 to 29 (4.7% compared to 6.1%)
- A smaller percentage of persons aged 30 to 34 (6.0% compared to 7.2%)
Emerging groups
From 2016 to 2021, Collier Ward's population increased by 303 people (1.8%). This represents an average annual population change of 0.35% per year over the period.
The largest changes in age structure in this area between 2016 and 2021 were in the age groups:
- 70 to 74 (+380 persons)
- 55 to 59 (-237 persons)
- 60 to 64 (-195 persons)
- 10 to 14 (+194 persons)
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