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LEARN MORE ABOUT .idIn 2021, the largest age group in Perth South West was 35 to 39 year olds. The group that changed the most since 1996 was 55 to 59 year olds, increasing by 6,717 people.
The Age Structure of Perth South West provides key insights into the level of demand for age based services and facilities such as child care. It is also an indicator of Perth South West'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 Perth South West'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 | |||||||
|---|---|---|---|---|---|---|---|
| Perth South West - Total males (Enumerated) | 2021 | 1996 | Change | ||||
| Five year age groups (years) | Number | % | Australia % | Number | % | Australia % | 1996 to 2021 |
| 0 to 4 | 14,424 | 6.9 | 6.0 | 9,367 | 7.6 | 7.4 | +5,057 |
| 5 to 9 | 14,785 | 7.1 | 6.5 | 9,619 | 7.8 | 7.5 | +5,165 |
| 10 to 14 | 15,120 | 7.2 | 6.5 | 9,762 | 7.9 | 7.5 | +5,357 |
| 15 to 19 | 13,361 | 6.4 | 6.0 | 9,501 | 7.7 | 7.3 | +3,859 |
| 20 to 24 | 13,199 | 6.3 | 6.4 | 9,381 | 7.6 | 7.6 | +3,818 |
| 25 to 29 | 13,428 | 6.4 | 7.1 | 8,929 | 7.2 | 7.6 | +4,498 |
| 30 to 34 | 14,452 | 6.9 | 7.2 | 9,373 | 7.6 | 7.8 | +5,078 |
| 35 to 39 | 15,216 | 7.3 | 7.2 | 9,520 | 7.7 | 7.9 | +5,696 |
| 40 to 44 | 14,023 | 6.7 | 6.5 | 9,259 | 7.5 | 7.4 | +4,763 |
| 45 to 49 | 13,673 | 6.5 | 6.4 | 8,880 | 7.2 | 7.2 | +4,792 |
| 50 to 54 | 13,391 | 6.4 | 6.3 | 6,901 | 5.6 | 5.7 | +6,490 |
| 55 to 59 | 12,299 | 5.9 | 6.0 | 5,581 | 4.5 | 4.6 | +6,717 |
| 60 to 64 | 11,102 | 5.3 | 5.7 | 4,755 | 3.9 | 3.9 | +6,347 |
| 65 to 69 | 9,593 | 4.6 | 5.0 | 4,620 | 3.7 | 3.7 | +4,972 |
| 70 to 74 | 8,320 | 4.0 | 4.5 | 3,593 | 2.9 | 3.1 | +4,726 |
| 75 to 79 | 5,951 | 2.8 | 3.1 | 2,255 | 1.8 | 2.0 | +3,695 |
| 80 to 84 | 3,885 | 1.9 | 2.0 | 1,354 | 1.1 | 1.2 | +2,530 |
| 85 and over | 3,450 | 1.6 | 1.7 | 710 | 0.6 | 0.7 | +2,739 |
| Total population | 209,672 | 100.0 | 100.0 | 123,371 | 100.0 | 100.0 | +86,300 |
Dominant groups
Analysis of the male five year age groups of Perth South West in 2021 compared to Australia shows that there was a higher proportion of males in the younger age groups (under 15) and a lower proportion of males in the older age groups (65+).
Overall, 21.1% of the male population was aged between 0 and 15, and 14.9% were aged 65 years and over, compared with 19.0% and 16.3% respectively for Australia.
The major differences between the male age structure of Perth South West and Australia were:
- A larger percentage of males aged 0 to 4 (6.9% compared to 6.0%)
- A larger percentage of males aged 10 to 14 (7.2% compared to 6.5%)
- A larger percentage of males aged 5 to 9 (7.1% compared to 6.5%)
- A smaller percentage of males aged 25 to 29 (6.4% compared to 7.1%)
Emerging groups
From 1996 to 2021, Perth South West's male population increased by 86,301 people (70.0%). This represents an average annual population change of 2.14% per year over the period.
The largest changes in male age structure in this area between 1996 and 2021 were in the age groups:
- 55 to 59 (+6,717 males)
- 50 to 54 (+6,490 males)
- 60 to 64 (+6,347 males)
- 35 to 39 (+5,696 males)
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