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LEARN MORE ABOUT .idIn 2021, the largest age group in Wantirna South was 60 to 64 year olds. The group that changed the most since 2006 was 65 to 69 year olds, increasing by 760 people.
The Age Structure of Wantirna South provides key insights into the level of demand for age based services and facilities such as child care. It is also an indicator of Wantirna South'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 Wantirna South'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 | |||||||
|---|---|---|---|---|---|---|---|
| Wantirna South - Total persons (Usual residence) | 2021 | 2006 | Change | ||||
| Five year age groups (years) | Number | % | City of Knox % | Number | % | City of Knox % | 2006 to 2021 |
| 0 to 4 | 959 | 4.6 | 5.3 | 831 | 4.6 | 6.1 | +128 |
| 5 to 9 | 1,154 | 5.6 | 5.9 | 1,009 | 5.6 | 6.8 | +145 |
| 10 to 14 | 1,156 | 5.6 | 5.8 | 1,385 | 7.7 | 7.5 | -229 |
| 15 to 19 | 1,212 | 5.9 | 5.9 | 1,687 | 9.4 | 7.8 | -475 |
| 20 to 24 | 1,304 | 6.3 | 6.1 | 1,446 | 8.1 | 6.9 | -142 |
| 25 to 29 | 1,127 | 5.4 | 6.0 | 855 | 4.8 | 6.0 | +272 |
| 30 to 34 | 1,307 | 6.3 | 6.7 | 760 | 4.2 | 6.7 | +547 |
| 35 to 39 | 1,400 | 6.8 | 7.2 | 1,025 | 5.7 | 7.6 | +375 |
| 40 to 44 | 1,359 | 6.6 | 6.8 | 1,258 | 7.0 | 7.8 | +101 |
| 45 to 49 | 1,265 | 6.1 | 6.7 | 1,639 | 9.1 | 7.9 | -374 |
| 50 to 54 | 1,325 | 6.4 | 6.8 | 1,527 | 8.5 | 7.3 | -202 |
| 55 to 59 | 1,296 | 6.3 | 6.7 | 1,266 | 7.1 | 6.5 | +30 |
| 60 to 64 | 1,422 | 6.9 | 6.2 | 818 | 4.6 | 4.6 | +604 |
| 65 to 69 | 1,281 | 6.2 | 5.4 | 521 | 2.9 | 3.3 | +760 |
| 70 to 74 | 1,062 | 5.1 | 4.6 | 479 | 2.7 | 2.4 | +583 |
| 75 to 79 | 746 | 3.6 | 3.2 | 565 | 3.1 | 2.0 | +181 |
| 80 to 84 | 570 | 2.8 | 2.4 | 445 | 2.5 | 1.6 | +125 |
| 85 and over | 756 | 3.7 | 2.2 | 434 | 2.4 | 1.4 | +322 |
| Total population | 20,701 | 100.0 | 100.0 | 17,950 | 100.0 | 100.0 | +2,751 |
Dominant groups
Analysis of the five year age groups of Wantirna South in 2021 compared to the City of Knox shows that there was a lower proportion of people in the younger age groups (under 15) and a higher proportion of people in the older age groups (65+).
Overall, 15.8% of the population was aged between 0 and 15, and 21.3% were aged 65 years and over, compared with 17.0% and 17.9% respectively for the City of Knox.
The major differences between the age structure of Wantirna South and the City of Knox were:
- A larger percentage of persons aged 85 and over (3.7% compared to 2.2%)
- A larger percentage of persons aged 65 to 69 (6.2% compared to 5.4%)
- A larger percentage of persons aged 60 to 64 (6.9% compared to 6.2%)
- A smaller percentage of persons aged 0 to 4 (4.6% compared to 5.3%)
Emerging groups
From 2006 to 2021, Wantirna South's population increased by 2,751 people (15.3%). This represents an average annual population change of 0.96% per year over the period.
The largest changes in age structure in this area between 2006 and 2021 were in the age groups:
- 65 to 69 (+760 persons)
- 60 to 64 (+604 persons)
- 70 to 74 (+583 persons)
- 30 to 34 (+547 persons)
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