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LEARN MORE ABOUT .idIn 2021, Blacktown City had higher proportion of female children (under 18) and a lower proportion of females aged 60 or older than National Growth Areas Alliance (NGAA).
The Age Structure of Blacktown City provides key insights into the level of demand for age based services and facilities such as child care. It is an indicator of Blacktown City '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 Blacktown City '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 | |||||||
|---|---|---|---|---|---|---|---|
| Blacktown City - Total females (Usual residence) | 2021 | 2016 | Change | ||||
| Service age group (years) | Number | % | National Growth Areas Alliance (NGAA) % | Number | % | National Growth Areas Alliance (NGAA) % | 2016 to 2021 |
| Babies and pre-schoolers (0 to 4) | 14,536 | 7.3 | 6.9 | 13,245 | 7.8 | 7.4 | +1,291 |
| Primary schoolers (5 to 11) | 21,237 | 10.7 | 10.2 | 17,439 | 10.3 | 10.1 | +3,798 |
| Secondary schoolers (12 to 17) | 15,254 | 7.7 | 7.8 | 13,385 | 7.9 | 7.8 | +1,869 |
| Tertiary education and independence (18 to 24) | 17,185 | 8.6 | 8.4 | 15,477 | 9.1 | 9.0 | +1,708 |
| Young workforce (25 to 34) | 30,500 | 15.3 | 14.8 | 26,964 | 15.9 | 15.1 | +3,536 |
| Parents and homebuilders (35 to 49) | 45,995 | 23.1 | 21.6 | 36,601 | 21.6 | 21.3 | +9,394 |
| Older workers and pre-retirees (50 to 59) | 21,366 | 10.7 | 11.6 | 19,509 | 11.5 | 12.0 | +1,857 |
| Empty nesters and retirees (60 to 69) | 16,922 | 8.5 | 9.3 | 14,699 | 8.7 | 9.3 | +2,223 |
| Seniors (70 to 84) | 13,143 | 6.6 | 7.8 | 9,776 | 5.8 | 6.6 | +3,367 |
| Elderly aged (85 and over) | 2,753 | 1.4 | 1.6 | 2,303 | 1.4 | 1.5 | +450 |
| Total | 198,891 | 100.0 | 100.0 | 169,398 | 100.0 | 100.0 | +29,493 |
Dominant groups
Analysis of the female service age groups of Blacktown City in 2021 compared to National Growth Areas Alliance (NGAA) shows that there was a higher proportion of females in the younger age groups (0 to 17 years) and a lower proportion of females in the older age groups (60+ years).
Overall, 25.7% of the female population was aged between 0 and 17, and 16.5% were aged 60 years and over, compared with 24.9% and 18.7% respectively for National Growth Areas Alliance (NGAA).
The major differences between the female age structure of Blacktown City and National Growth Areas Alliance (NGAA) were:
- A larger percentage of 'Parents and homebuilders' (23.1% compared to 21.6%)
- A smaller percentage of 'Seniors' (6.6% compared to 7.8%)
- A smaller percentage of 'Older workers & pre-retirees' (10.7% compared to 11.6%)
- A smaller percentage of 'Empty nesters and retirees' (8.5% compared to 9.3%)
Emerging groups
From 2016 to 2021, Blacktown City 's female population increased by 29,493 people (17.4%). This represents an average annual population change of 3.26% per year over the period.
The largest changes in the female age structure in this area between 2016 and 2021 were in the age groups:
- Parents and homebuilders (35 to 49) (+9,394 females)
- Primary schoolers (5 to 11) (+3,798 females)
- Young workforce (25 to 34) (+3,536 females)
- Seniors (70 to 84) (+3,367 females)
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