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LEARN MORE ABOUT .idIn 2021, the largest age group in Cooks River Catchment area was 25 to 29 year olds. The group that changed the most since 2016 was 35 to 39 year olds, increasing by 3,446 people.
The Age Structure of Cooks River Catchment area provides key insights into the level of demand for age based services and facilities such as child care. It is also an indicator of Cooks River Catchment area'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 Cooks River Catchment area'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 | |||||||
|---|---|---|---|---|---|---|---|
| Cooks River Catchment area - Total females (Usual residence) | 2021 | 2016 | Change | ||||
| Five year age groups (years) | Number | % | City of Canterbury Bankstown % | Number | % | City of Canterbury Bankstown % | 2016 to 2021 |
| 0 to 4 | 14,053 | 5.4 | 6.4 | 14,269 | 5.8 | 7.0 | -216 |
| 5 to 9 | 12,716 | 4.9 | 6.5 | 12,717 | 5.2 | 6.7 | -1 |
| 10 to 14 | 12,022 | 4.6 | 6.2 | 10,778 | 4.4 | 6.0 | +1,244 |
| 15 to 19 | 11,321 | 4.3 | 5.9 | 13,066 | 5.3 | 6.1 | -1,745 |
| 20 to 24 | 19,721 | 7.6 | 6.5 | 21,700 | 8.8 | 6.9 | -1,980 |
| 25 to 29 | 27,430 | 10.5 | 7.2 | 26,829 | 10.9 | 7.6 | +601 |
| 30 to 34 | 27,293 | 10.5 | 7.5 | 24,388 | 9.9 | 7.6 | +2,904 |
| 35 to 39 | 22,201 | 8.5 | 7.2 | 18,755 | 7.6 | 6.8 | +3,446 |
| 40 to 44 | 17,460 | 6.7 | 6.5 | 16,657 | 6.8 | 6.7 | +802 |
| 45 to 49 | 16,228 | 6.2 | 6.4 | 15,337 | 6.3 | 6.5 | +890 |
| 50 to 54 | 15,338 | 5.9 | 6.2 | 14,251 | 5.8 | 6.4 | +1,087 |
| 55 to 59 | 14,144 | 5.4 | 6.0 | 12,612 | 5.1 | 5.8 | +1,532 |
| 60 to 64 | 12,579 | 4.8 | 5.5 | 10,999 | 4.5 | 4.9 | +1,579 |
| 65 to 69 | 10,839 | 4.2 | 4.5 | 9,114 | 3.7 | 4.1 | +1,724 |
| 70 to 74 | 8,892 | 3.4 | 3.7 | 7,146 | 2.9 | 3.1 | +1,746 |
| 75 to 79 | 6,721 | 2.6 | 2.8 | 6,137 | 2.5 | 2.7 | +584 |
| 80 to 84 | 5,506 | 2.1 | 2.2 | 4,909 | 2.0 | 2.2 | +597 |
| 85 and over | 5,951 | 2.3 | 2.7 | 5,551 | 2.3 | 2.6 | +399 |
| Total population | 260,415 | 100.0 | 100.0 | 245,223 | 100.0 | 100.0 | +15,191 |
Dominant groups
Analysis of the female five year age groups of Cooks River Catchment area in 2021 compared to the City of Canterbury Bankstown shows that there was a lower proportion of females in the younger age groups (under 15) as well as a lower proportion of females in the older age groups (65+).
Overall, 14.9% of the female population was aged between 0 and 15, and 14.6% were aged 65 years and over, compared with 19.2% and 16.0% respectively for the City of Canterbury Bankstown.
The major differences between the female age structure of Cooks River Catchment area and the City of Canterbury Bankstown were:
- A larger percentage of females aged 25 to 29 (10.5% compared to 7.2%)
- A larger percentage of females aged 30 to 34 (10.5% compared to 7.5%)
- A smaller percentage of females aged 10 to 14 (4.6% compared to 6.2%)
- A smaller percentage of females aged 5 to 9 (4.9% compared to 6.5%)
Emerging groups
From 2016 to 2021, Cooks River Catchment area's female population increased by 15,192 people (6.2%). This represents an average annual population change of 1.21% per year over the period.
The largest changes in female age structure in this area between 2016 and 2021 were in the age groups:
- 35 to 39 (+3,446 females)
- 30 to 34 (+2,904 females)
- 20 to 24 (-1,980 females)
- 70 to 74 (+1,746 females)
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