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LEARN MORE ABOUT .idIn 2021, the largest age group in Chirnside Park was 35 to 39 year olds. The group that changed the most since 2006 was 70 to 74 year olds, increasing by 291 people.
The Age Structure of Chirnside Park provides key insights into the level of demand for age based services and facilities such as child care. It is also an indicator of Chirnside Park'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 Chirnside Park'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 | |||||||
|---|---|---|---|---|---|---|---|
| Chirnside Park - Total persons (Usual residence) | 2021 | 2006 | Change | ||||
| Five year age groups (years) | Number | % | Nillumbik Shire % | Number | % | Nillumbik Shire % | 2006 to 2021 |
| 0 to 4 | 811 | 6.7 | 5.1 | 617 | 6.5 | 6.4 | +193 |
| 5 to 9 | 800 | 6.6 | 6.2 | 661 | 7.0 | 7.5 | +139 |
| 10 to 14 | 736 | 6.1 | 7.2 | 644 | 6.8 | 8.5 | +91 |
| 15 to 19 | 777 | 6.4 | 7.3 | 760 | 8.0 | 9.0 | +16 |
| 20 to 24 | 724 | 6.0 | 6.1 | 575 | 6.1 | 6.6 | +148 |
| 25 to 29 | 665 | 5.5 | 4.1 | 508 | 5.4 | 4.0 | +157 |
| 30 to 34 | 894 | 7.4 | 4.7 | 604 | 6.4 | 5.5 | +289 |
| 35 to 39 | 898 | 7.4 | 5.8 | 699 | 7.4 | 7.6 | +198 |
| 40 to 44 | 753 | 6.2 | 6.4 | 631 | 6.7 | 8.6 | +121 |
| 45 to 49 | 789 | 6.5 | 7.7 | 693 | 7.3 | 9.4 | +95 |
| 50 to 54 | 806 | 6.6 | 8.0 | 676 | 7.1 | 8.3 | +130 |
| 55 to 59 | 700 | 5.8 | 7.5 | 687 | 7.3 | 7.0 | +12 |
| 60 to 64 | 708 | 5.8 | 7.3 | 552 | 5.8 | 4.4 | +156 |
| 65 to 69 | 610 | 5.0 | 5.9 | 413 | 4.4 | 2.7 | +197 |
| 70 to 74 | 602 | 5.0 | 4.6 | 310 | 3.3 | 1.5 | +291 |
| 75 to 79 | 464 | 3.8 | 3.0 | 230 | 2.4 | 1.3 | +233 |
| 80 to 84 | 251 | 2.1 | 1.6 | 139 | 1.5 | 0.9 | +112 |
| 85 and over | 173 | 1.4 | 1.4 | 71 | 0.8 | 0.8 | +102 |
| Total population | 12,161 | 100.0 | 100.0 | 9,480 | 100.0 | 100.0 | +2,680 |
Dominant groups
Analysis of the five year age groups of Chirnside Park in 2021 compared to Nillumbik Shire shows that there was a higher proportion of people in the younger age groups (under 15) as well as a higher proportion of people in the older age groups (65+).
Overall, 19.3% of the population was aged between 0 and 15, and 17.3% were aged 65 years and over, compared with 18.6% and 16.6% respectively for Nillumbik Shire.
The major differences between the age structure of Chirnside Park and Nillumbik Shire were:
- A larger percentage of persons aged 30 to 34 (7.4% compared to 4.7%)
- A larger percentage of persons aged 35 to 39 (7.4% compared to 5.8%)
- A larger percentage of persons aged 0 to 4 (6.7% compared to 5.1%)
- A smaller percentage of persons aged 55 to 59 (5.8% compared to 7.5%)
Emerging groups
From 2006 to 2021, Chirnside Park's population increased by 2,681 people (28.3%). This represents an average annual population change of 1.67% per year over the period.
The largest changes in age structure in this area between 2006 and 2021 were in the age groups:
- 70 to 74 (+291 persons)
- 30 to 34 (+289 persons)
- 75 to 79 (+233 persons)
- 35 to 39 (+198 persons)
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