Powered by .id (informed decisions) for Blacktown City Council
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LEARN MORE ABOUT .idIn 2021, Blackett had higher proportion of children (under 18) and a higher proportion of persons aged 60 or older than Blacktown City.
The Age Structure of Blackett provides key insights into the level of demand for age based services and facilities such as child care. It is an indicator of Blackett'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 Blackett'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?'
Dominant groups
Analysis of the service age groups of Blackett in 2021 compared to Blacktown City shows that there was a higher proportion of people in the younger age groups (0 to 17 years) as well as a higher proportion of people in the older age groups (60+ years).
Overall, 30.5% of the population was aged between 0 and 17, and 16.8% were aged 60 years and over, compared with 26.5% and 15.5% respectively for Blacktown City.
The major differences between the age structure of Blackett and Blacktown City were:
- A larger percentage of 'Seniors' (8.6% compared to 6.2%)
- A larger percentage of 'Primary schoolers' (13.0% compared to 11.0%)
- A larger percentage of 'Tertiary education & independence' (10.4% compared to 9.0%)
- A smaller percentage of 'Parents and homebuilders' (17.2% compared to 23.4%)
Emerging groups
From 1991 to 2021, Blackett's population decreased by 607 people (14.5%). This represents an average annual population change of -0.52% per year over the period.
The largest changes in the age structure in this area between 1991 and 2021 were in the age groups:
- Tertiary education and independence (18 to 24) (-257 people)
- Parents and homebuilders (35 to 49) (-250 people)
- Seniors (70 to 84) (+235 people)
- Secondary schoolers (12 to 17) (-161 people)
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