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LEARN MORE ABOUT .idIn 2021, the largest age group in the City of Canada Bay was 30 to 34 year olds. The group that changed the most since 2001 was 30 to 34 year olds, increasing by 2,422 people.
The Age Structure of the City of Canada Bay provides key insights into the level of demand for age based services and facilities such as child care. It is also an indicator of the City of Canada Bay'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 the City of Canada Bay'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 | |||||||
|---|---|---|---|---|---|---|---|
| City of Canada Bay - Total persons (Usual residence) | 2021 | 2001 | Change | ||||
| Five year age groups (years) | Number | % | Bayside Council area % | Number | % | Bayside Council area % | 2001 to 2021 |
| 0 to 4 | 4,851 | 5.4 | 5.7 | 3,509 | 5.9 | 6.6 | +1,342 |
| 5 to 9 | 4,635 | 5.2 | 4.9 | 3,218 | 5.4 | 5.9 | +1,417 |
| 10 to 14 | 4,611 | 5.2 | 4.5 | 3,058 | 5.1 | 5.3 | +1,553 |
| 15 to 19 | 4,102 | 4.6 | 4.4 | 3,163 | 5.3 | 6.0 | +939 |
| 20 to 24 | 5,395 | 6.1 | 7.8 | 3,783 | 6.4 | 6.9 | +1,612 |
| 25 to 29 | 6,877 | 7.7 | 10.4 | 5,036 | 8.5 | 8.1 | +1,841 |
| 30 to 34 | 8,006 | 9.0 | 10.5 | 5,584 | 9.4 | 8.1 | +2,422 |
| 35 to 39 | 7,390 | 8.3 | 8.6 | 5,090 | 8.6 | 8.0 | +2,300 |
| 40 to 44 | 6,284 | 7.0 | 6.6 | 4,553 | 7.7 | 7.2 | +1,731 |
| 45 to 49 | 6,059 | 6.8 | 6.1 | 4,005 | 6.7 | 6.5 | +2,054 |
| 50 to 54 | 5,675 | 6.4 | 5.6 | 3,999 | 6.7 | 6.4 | +1,676 |
| 55 to 59 | 5,470 | 6.1 | 5.3 | 3,098 | 5.2 | 5.3 | +2,372 |
| 60 to 64 | 4,782 | 5.4 | 4.6 | 2,625 | 4.4 | 4.4 | +2,157 |
| 65 to 69 | 4,241 | 4.8 | 4.0 | 2,315 | 3.9 | 3.9 | +1,926 |
| 70 to 74 | 3,830 | 4.3 | 3.7 | 2,262 | 3.8 | 3.8 | +1,568 |
| 75 to 79 | 2,725 | 3.1 | 2.8 | 1,888 | 3.2 | 3.3 | +837 |
| 80 to 84 | 2,020 | 2.3 | 2.2 | 1,261 | 2.1 | 2.4 | +759 |
| 85 and over | 2,219 | 2.5 | 2.2 | 1,025 | 1.7 | 2.0 | +1,194 |
| Total population | 89,172 | 100.0 | 100.0 | 59,472 | 100.0 | 100.0 | +29,700 |
Dominant groups
Analysis of the five year age groups of the City of Canada Bay in 2021 compared to Bayside Council area 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, 15.8% of the population was aged between 0 and 15, and 16.9% were aged 65 years and over, compared with 15.1% and 14.8% respectively for Bayside Council area.
The major differences between the age structure of the City of Canada Bay and Bayside Council area were:
- A larger percentage of persons aged 55 to 59 (6.1% compared to 5.3%)
- A smaller percentage of persons aged 25 to 29 (7.7% compared to 10.4%)
- A smaller percentage of persons aged 20 to 24 (6.1% compared to 7.8%)
- A smaller percentage of persons aged 30 to 34 (9.0% compared to 10.5%)
Emerging groups
From 2001 to 2021, City of Canada Bay's population increased by 29,700 people (49.9%). This represents an average annual population change of 2.05% per year over the period.
The largest changes in age structure in this area between 2001 and 2021 were in the age groups:
- 30 to 34 (+2,422 persons)
- 55 to 59 (+2,372 persons)
- 35 to 39 (+2,300 persons)
- 60 to 64 (+2,157 persons)
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