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LEARN MORE ABOUT .idIn 2021, the largest age group in the Shire of Mitchell was 30 to 34 year olds. The group that changed the most since 2001 was 60 to 64 year olds, increasing by 1,861 people.
The Age Structure of the Shire of Mitchell 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 Mitchell '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 Mitchell '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 Mitchell - Total persons (Enumerated) | 2021 | 2001 | Change | ||||
| Five year age groups (years) | Number | % | City of Cockburn % | Number | % | City of Cockburn % | 2001 to 2021 |
| 0 to 4 | 3,474 | 7.0 | 6.8 | 2,124 | 7.8 | 7.8 | +1,350 |
| 5 to 9 | 3,501 | 7.1 | 6.7 | 2,474 | 9.0 | 7.7 | +1,027 |
| 10 to 14 | 3,310 | 6.7 | 6.4 | 2,425 | 8.9 | 7.8 | +885 |
| 15 to 19 | 3,060 | 6.2 | 5.6 | 2,232 | 8.1 | 7.3 | +828 |
| 20 to 24 | 2,954 | 6.0 | 6.4 | 1,504 | 5.5 | 6.9 | +1,450 |
| 25 to 29 | 3,264 | 6.6 | 6.9 | 1,629 | 5.9 | 7.7 | +1,635 |
| 30 to 34 | 3,751 | 7.6 | 8.1 | 2,051 | 7.5 | 8.4 | +1,700 |
| 35 to 39 | 3,560 | 7.2 | 8.2 | 2,281 | 8.3 | 8.3 | +1,279 |
| 40 to 44 | 2,990 | 6.1 | 7.3 | 2,228 | 8.1 | 8.0 | +762 |
| 45 to 49 | 3,130 | 6.3 | 6.8 | 1,961 | 7.2 | 6.9 | +1,169 |
| 50 to 54 | 3,240 | 6.6 | 6.4 | 1,762 | 6.4 | 6.1 | +1,478 |
| 55 to 59 | 3,037 | 6.2 | 5.7 | 1,309 | 4.8 | 4.6 | +1,728 |
| 60 to 64 | 2,814 | 5.7 | 5.1 | 953 | 3.5 | 3.7 | +1,861 |
| 65 to 69 | 2,362 | 4.8 | 4.3 | 759 | 2.8 | 3.0 | +1,603 |
| 70 to 74 | 2,010 | 4.1 | 3.6 | 681 | 2.5 | 2.4 | +1,329 |
| 75 to 79 | 1,368 | 2.8 | 2.4 | 484 | 1.8 | 1.6 | +884 |
| 80 to 84 | 772 | 1.6 | 1.7 | 283 | 1.0 | 1.0 | +489 |
| 85 and over | 719 | 1.5 | 1.6 | 252 | 0.9 | 0.7 | +467 |
| Total population | 49,316 | 100.0 | 100.0 | 27,392 | 100.0 | 100.0 | +21,924 |
Dominant groups
Analysis of the five year age groups of the Shire of Mitchell in 2021 compared to the City of Cockburn shows that there was a higher proportion of people in the younger age groups (under 15) as well as a higher proportion of people in the older age groups (65+).
Overall, 20.9% of the population was aged between 0 and 15, and 14.7% were aged 65 years and over, compared with 19.9% and 13.6% respectively for the City of Cockburn .
The major differences between the age structure of the Shire of Mitchell and the City of Cockburn were:
- A larger percentage of persons aged 60 to 64 (5.7% compared to 5.1%)
- A larger percentage of persons aged 15 to 19 (6.2% compared to 5.6%)
- A smaller percentage of persons aged 40 to 44 (6.1% compared to 7.3%)
- A smaller percentage of persons aged 35 to 39 (7.2% compared to 8.2%)
Emerging groups
From 2001 to 2021, Shire of Mitchell 's population increased by 21,924 people (80.0%). This represents an average annual population change of 2.98% per year over the period.
The largest changes in age structure in this area between 2001 and 2021 were in the age groups:
- 60 to 64 (+1,861 persons)
- 55 to 59 (+1,728 persons)
- 30 to 34 (+1,700 persons)
- 25 to 29 (+1,635 persons)
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