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LEARN MORE ABOUT .idIn 2021, the largest age group in the Shire of Mundaring was 50 to 54 year olds. The group that changed the most since 2001 was 65 to 69 year olds, increasing by 1,222 people.
The Age Structure of the Shire of Mundaring 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 Shire of Mundaring'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 Shire of Mundaring'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 | |||||||
|---|---|---|---|---|---|---|---|
| Shire of Mundaring - Total persons (Enumerated) | 2021 | 2001 | Change | ||||
| Five year age groups (years) | Number | % | Greater Perth % | Number | % | Greater Perth % | 2001 to 2021 |
| 0 to 4 | 1,867 | 4.9 | 6.3 | 2,127 | 6.4 | 6.4 | -260 |
| 5 to 9 | 2,180 | 5.8 | 6.6 | 2,644 | 7.9 | 7.0 | -464 |
| 10 to 14 | 2,454 | 6.5 | 6.5 | 2,963 | 8.9 | 7.3 | -509 |
| 15 to 19 | 2,325 | 6.2 | 6.0 | 2,701 | 8.1 | 7.8 | -376 |
| 20 to 24 | 1,929 | 5.1 | 6.3 | 1,669 | 5.0 | 7.1 | +260 |
| 25 to 29 | 1,826 | 4.8 | 6.7 | 1,530 | 4.6 | 7.0 | +296 |
| 30 to 34 | 2,255 | 6.0 | 7.5 | 2,078 | 6.2 | 7.4 | +177 |
| 35 to 39 | 2,312 | 6.1 | 7.7 | 2,634 | 7.9 | 7.6 | -322 |
| 40 to 44 | 2,398 | 6.4 | 6.8 | 2,835 | 8.5 | 7.7 | -437 |
| 45 to 49 | 2,547 | 6.8 | 6.5 | 2,779 | 8.3 | 7.4 | -232 |
| 50 to 54 | 2,842 | 7.5 | 6.4 | 2,777 | 8.3 | 6.9 | +65 |
| 55 to 59 | 2,788 | 7.4 | 5.9 | 2,006 | 6.0 | 5.0 | +782 |
| 60 to 64 | 2,598 | 6.9 | 5.3 | 1,381 | 4.1 | 4.0 | +1,217 |
| 65 to 69 | 2,235 | 5.9 | 4.7 | 1,013 | 3.0 | 3.3 | +1,222 |
| 70 to 74 | 2,082 | 5.5 | 4.2 | 863 | 2.6 | 3.0 | +1,219 |
| 75 to 79 | 1,463 | 3.9 | 2.9 | 589 | 1.8 | 2.4 | +874 |
| 80 to 84 | 885 | 2.3 | 2.0 | 392 | 1.2 | 1.5 | +493 |
| 85 and over | 734 | 1.9 | 2.0 | 301 | 0.9 | 1.4 | +433 |
| Total population | 37,720 | 100.0 | 100.0 | 33,282 | 100.0 | 100.0 | +4,438 |
Dominant groups
Analysis of the five year age groups of the Shire of Mundaring in 2021 compared to Greater Perth shows that there was a lower proportion of people in the younger age groups (under 15) and a higher proportion of people in the older age groups (65+).
Overall, 17.2% of the population was aged between 0 and 15, and 19.6% were aged 65 years and over, compared with 19.4% and 15.7% respectively for Greater Perth.
The major differences between the age structure of the Shire of Mundaring and Greater Perth were:
- A larger percentage of persons aged 60 to 64 (6.9% compared to 5.3%)
- A larger percentage of persons aged 55 to 59 (7.4% compared to 5.9%)
- A smaller percentage of persons aged 25 to 29 (4.8% compared to 6.7%)
- A smaller percentage of persons aged 35 to 39 (6.1% compared to 7.7%)
Emerging groups
From 2001 to 2021, Shire of Mundaring's population increased by 4,438 people (13.3%). This represents an average annual population change of 0.63% per year over the period.
The largest changes in age structure in this area between 2001 and 2021 were in the age groups:
- 65 to 69 (+1,222 persons)
- 70 to 74 (+1,219 persons)
- 60 to 64 (+1,217 persons)
- 75 to 79 (+874 persons)
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