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LEARN MORE ABOUT .idIn 2021, the largest age group in the City of Joondalup was 50 to 54 year olds. The group that changed the most since 2011 was 70 to 74 year olds, increasing by 4,714 people.
The Age Structure of the City of Joondalup provides key insights into the level of demand for age based services and facilities such as child care. It is also an indicator of the City of Joondalup's residential role and function and how it is likely to change in the future.
Five year age groups present a classic age profile of the population. Each age group covers exactly five years, which enables direct comparison between each group.
To get a more complete picture the City of Joondalup'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 - Five year age groups | |||||||
|---|---|---|---|---|---|---|---|
| City of Joondalup - Total persons (Usual residence) | 2021 | 2011 | Change | ||||
| Five year age groups (years) | Number | % | Greater Perth % | Number | % | Greater Perth % | 2011 to 2021 |
| 0 to 4 | 8,538 | 5.3 | 6.1 | 9,239 | 6.1 | 6.6 | -701 |
| 5 to 9 | 10,112 | 6.3 | 6.4 | 9,518 | 6.2 | 6.2 | +594 |
| 10 to 14 | 11,200 | 7.0 | 6.4 | 10,694 | 7.0 | 6.4 | +506 |
| 15 to 19 | 10,279 | 6.4 | 5.8 | 12,241 | 8.0 | 6.8 | -1,962 |
| 20 to 24 | 9,012 | 5.6 | 6.3 | 10,843 | 7.1 | 7.5 | -1,831 |
| 25 to 29 | 7,430 | 4.6 | 6.8 | 8,223 | 5.4 | 7.7 | -793 |
| 30 to 34 | 8,856 | 5.5 | 7.6 | 8,173 | 5.4 | 7.0 | +683 |
| 35 to 39 | 10,667 | 6.7 | 7.7 | 10,115 | 6.6 | 7.2 | +552 |
| 40 to 44 | 10,666 | 6.7 | 6.8 | 11,877 | 7.8 | 7.4 | -1,211 |
| 45 to 49 | 11,229 | 7.0 | 6.5 | 12,387 | 8.1 | 7.1 | -1,158 |
| 50 to 54 | 11,540 | 7.2 | 6.4 | 12,169 | 8.0 | 6.5 | -629 |
| 55 to 59 | 11,083 | 6.9 | 5.9 | 10,847 | 7.1 | 5.8 | +236 |
| 60 to 64 | 10,652 | 6.7 | 5.4 | 9,572 | 6.3 | 5.3 | +1,080 |
| 65 to 69 | 9,651 | 6.0 | 4.8 | 5,753 | 3.8 | 3.8 | +3,898 |
| 70 to 74 | 8,445 | 5.3 | 4.2 | 3,731 | 2.4 | 3.0 | +4,714 |
| 75 to 79 | 4,949 | 3.1 | 2.9 | 2,847 | 1.9 | 2.3 | +2,102 |
| 80 to 84 | 2,901 | 1.8 | 2.0 | 2,187 | 1.4 | 1.8 | +714 |
| 85 and over | 2,782 | 1.7 | 1.9 | 1,985 | 1.3 | 1.6 | +797 |
| Total population | 159,992 | 100.0 | 100.0 | 152,401 | 100.0 | 100.0 | +7,591 |
Dominant groups
Analysis of the five year age groups of the City of Joondalup in 2021 compared to Greater Perth shows that there was a similar proportion of people in the younger age groups (under 15) and a higher proportion of people in the older age groups (65+).
Overall, 18.7% of the population was aged between 0 and 15, and 18.0% were aged 65 years and over, compared with 19.0% and 15.8% respectively for Greater Perth.
The major differences between the age structure of the City of Joondalup and Greater Perth were:
- A larger percentage of persons aged 65 to 69 (6.0% compared to 4.8%)
- A larger percentage of persons aged 60 to 64 (6.7% compared to 5.4%)
- A smaller percentage of persons aged 25 to 29 (4.6% compared to 6.8%)
- A smaller percentage of persons aged 30 to 34 (5.5% compared to 7.6%)
Emerging groups
From 2011 to 2021, City of Joondalup's population increased by 7,591 people (5.0%). This represents an average annual population change of 0.49% per year over the period.
The largest changes in age structure in this area between 2011 and 2021 were in the age groups:
- 70 to 74 (+4,714 persons)
- 65 to 69 (+3,898 persons)
- 75 to 79 (+2,102 persons)
- 15 to 19 (-1,962 persons)
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