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LEARN MORE ABOUT .idIn 2021, National Growth Areas Alliance (NGAA) had similar proportion of male children (under 18) and a higher proportion of males aged 60 or older than Blacktown City .
The Age Structure of National Growth Areas Alliance (NGAA) provides key insights into the level of demand for age based services and facilities such as child care. It is an indicator of National Growth Areas Alliance (NGAA)'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 National Growth Areas Alliance (NGAA)'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 | |||||||
|---|---|---|---|---|---|---|---|
| National Growth Areas Alliance (NGAA) - 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) | 193,884 | 7.5 | 7.8 | 126,291 | 7.8 | 8.6 | +67,593 |
| Primary schoolers (5 to 11) | 282,482 | 10.9 | 11.2 | 186,748 | 11.5 | 12.1 | +95,734 |
| Secondary schoolers (12 to 17) | 218,054 | 8.4 | 8.3 | 160,852 | 9.9 | 9.6 | +57,201 |
| Tertiary education and independence (18 to 24) | 234,738 | 9.1 | 9.5 | 159,750 | 9.8 | 10.2 | +74,988 |
| Young workforce (25 to 34) | 366,220 | 14.2 | 14.5 | 219,331 | 13.5 | 14.9 | +146,888 |
| Parents and homebuilders (35 to 49) | 557,740 | 21.6 | 23.6 | 361,753 | 22.3 | 22.0 | +195,987 |
| Older workers and pre-retirees (50 to 59) | 295,020 | 11.4 | 10.6 | 198,626 | 12.2 | 11.4 | +96,393 |
| Empty nesters and retirees (60 to 69) | 226,560 | 8.8 | 7.9 | 119,993 | 7.4 | 6.5 | +106,566 |
| Seniors (70 to 84) | 184,844 | 7.1 | 5.8 | 80,727 | 5.0 | 4.2 | +104,117 |
| Elderly aged (85 and over) | 26,250 | 1.0 | 0.8 | 9,684 | 0.6 | 0.4 | +16,565 |
| Total | 2,585,792 | 100.0 | 100.0 | 1,623,760 | 100.0 | 100.0 | +962,032 |
Dominant groups
Analysis of the male service age groups of National Growth Areas Alliance (NGAA) in 2021 compared to Blacktown City shows that there was a similar proportion of males in the younger age groups (0 to 17 years) and a higher proportion of males in the older age groups (60+ years).
Overall, 26.9% of the male population was aged between 0 and 17, and 16.9% 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 National Growth Areas Alliance (NGAA) and Blacktown City were:
- A larger percentage of 'Seniors' (7.1% compared to 5.8%)
- A larger percentage of 'Empty nesters and retirees' (8.8% compared to 7.9%)
- A larger percentage of 'Older workers & pre-retirees' (11.4% compared to 10.6%)
- A smaller percentage of 'Parents and homebuilders' (21.6% compared to 23.6%)
Emerging groups
From 2006 to 2021, National Growth Areas Alliance (NGAA)'s male population increased by 962,032 people (59.2%). This represents an average annual population change of 3.15% 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) (+195,987 males)
- Young workforce (25 to 34) (+146,888 males)
- Empty nesters and retirees (60 to 69) (+106,566 males)
- Seniors (70 to 84) (+104,117 males)
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