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LEARN MORE ABOUT .idIn 2021, the City of Kwinana had lower proportion of male children (under 18) and a lower proportion of males aged 60 or older than Blacktown City .
The Age Structure of the City of Kwinana provides key insights into the level of demand for age based services and facilities such as child care. It is an indicator of the City of Kwinana 's residential role and function and how it is likely to change in the future.
Service age groups divide the population into age categories that reflect typical life-stages. They indicate the level of demand for services that target people at different stages in life and how that demand is changing.
To get a more complete picture the City of Kwinana '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 - Service age groups | |||||||
|---|---|---|---|---|---|---|---|
| City of Kwinana - Total males (Usual residence) | 2021 | 2006 | Change | ||||
| Service age group (years) | Number | % | Blacktown City % | Number | % | Blacktown City % | 2006 to 2021 |
| Babies and pre-schoolers (0 to 4) | 1,932 | 8.2 | 7.8 | 863 | 7.2 | 8.6 | +1,069 |
| Primary schoolers (5 to 11) | 2,506 | 10.7 | 11.2 | 1,347 | 11.2 | 12.1 | +1,159 |
| Secondary schoolers (12 to 17) | 1,773 | 7.6 | 8.3 | 1,011 | 8.4 | 9.6 | +762 |
| Tertiary education and independence (18 to 24) | 2,172 | 9.3 | 9.5 | 1,216 | 10.1 | 10.2 | +956 |
| Young workforce (25 to 34) | 3,988 | 17.0 | 14.5 | 1,917 | 16.0 | 14.9 | +2,071 |
| Parents and homebuilders (35 to 49) | 5,548 | 23.6 | 23.6 | 2,717 | 22.6 | 22.0 | +2,831 |
| Older workers and pre-retirees (50 to 59) | 2,544 | 10.8 | 10.6 | 1,291 | 10.8 | 11.4 | +1,253 |
| Empty nesters and retirees (60 to 69) | 1,632 | 7.0 | 7.9 | 927 | 7.7 | 6.5 | +705 |
| Seniors (70 to 84) | 1,206 | 5.1 | 5.8 | 646 | 5.4 | 4.2 | +560 |
| Elderly aged (85 and over) | 179 | 0.8 | 0.8 | 69 | 0.6 | 0.4 | +110 |
| Total | 23,480 | 100.0 | 100.0 | 12,004 | 100.0 | 100.0 | +11,476 |
Dominant groups
Analysis of the male service age groups of the City of Kwinana in 2021 compared to Blacktown City shows that there was a lower proportion of males in the younger age groups (0 to 17 years) as well as a lower proportion of males in the older age groups (60+ years).
Overall, 26.5% of the male population was aged between 0 and 17, and 12.8% were aged 60 years and over, compared with 27.3% and 14.5% respectively for Blacktown City .
The major differences between the male age structure of the City of Kwinana and Blacktown City were:
- A larger percentage of 'Young workforce' (17.0% compared to 14.5%)
- A smaller percentage of 'Empty nesters and retirees' (7.0% compared to 7.9%)
Emerging groups
From 2006 to 2021, City of Kwinana 's male population increased by 11,476 people (95.6%). This represents an average annual population change of 4.57% per year over the period.
The largest changes in the male age structure in this area between 2006 and 2021 were in the age groups:
- Parents and homebuilders (35 to 49) (+2,831 males)
- Young workforce (25 to 34) (+2,071 males)
- Older workers and pre-retirees (50 to 59) (+1,253 males)
- Primary schoolers (5 to 11) (+1,159 males)
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