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LEARN MORE ABOUT .idIn 2021, Marmion had higher proportion of children (under 18) and a higher proportion of persons aged 60 or older than the City of Joondalup.
The Age Structure of Marmion provides key insights into the level of demand for age based services and facilities such as child care. It is an indicator of Marmion'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 Marmion'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 Marmion in 2021 compared to the City of Joondalup 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, 24.2% of the population was aged between 0 and 17, and 28.9% were aged 60 years and over, compared with 23.2% and 24.4% respectively for the City of Joondalup.
The major differences between the age structure of Marmion and the City of Joondalup were:
- A larger percentage of 'Seniors' (13.0% compared to 10.1%)
- A larger percentage of 'Empty nesters and retirees' (14.3% compared to 12.4%)
- A larger percentage of 'Primary schoolers' (10.8% compared to 9.3%)
- A smaller percentage of 'Young workforce' (5.8% compared to 10.1%)
Emerging groups
From 1991 to 2021, Marmion's population decreased by 62 people (2.6%). This represents an average annual population change of -0.09% per year over the period.
The largest changes in the age structure in this area between 1991 and 2021 were in the age groups:
- Parents and homebuilders (35 to 49) (-228 people)
- Empty nesters and retirees (60 to 69) (+217 people)
- Seniors (70 to 84) (+194 people)
- Older workers and pre-retirees (50 to 59) (+103 people)
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