Powered by .id (informed decisions) for Mount Barker District Council
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LEARN MORE ABOUT .idIn 2021, the largest age group in the Mount Barker District Council was 50 to 54 year olds. The group that changed the most since 2016 was 70 to 74 year olds, increasing by 628 people.
The Age Structure of the Mount Barker District Council 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 Mount Barker District Council'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 Mount Barker District Council'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 | |||||||
|---|---|---|---|---|---|---|---|
| Mount Barker District Council - Total persons (Usual residence) | 2021 | 2016 | Change | ||||
| Five year age groups (years) | Number | % | Greater Adelaide % | Number | % | Greater Adelaide % | 2016 to 2021 |
| 0 to 4 | 2,494 | 6.4 | 5.4 | 2,151 | 6.4 | 5.9 | +343 |
| 5 to 9 | 2,516 | 6.4 | 5.9 | 2,361 | 7.1 | 6.0 | +155 |
| 10 to 14 | 2,646 | 6.7 | 5.9 | 2,225 | 6.7 | 5.6 | +421 |
| 15 to 19 | 2,339 | 6.0 | 5.6 | 2,311 | 6.9 | 6.1 | +28 |
| 20 to 24 | 2,277 | 5.8 | 6.6 | 1,910 | 5.7 | 6.9 | +367 |
| 25 to 29 | 2,417 | 6.2 | 7.0 | 1,851 | 5.5 | 6.8 | +566 |
| 30 to 34 | 2,494 | 6.4 | 7.0 | 1,993 | 6.0 | 7.0 | +501 |
| 35 to 39 | 2,635 | 6.7 | 7.0 | 2,039 | 6.1 | 6.4 | +596 |
| 40 to 44 | 2,417 | 6.2 | 6.3 | 2,392 | 7.2 | 6.5 | +25 |
| 45 to 49 | 2,617 | 6.7 | 6.2 | 2,478 | 7.4 | 6.8 | +139 |
| 50 to 54 | 2,680 | 6.8 | 6.4 | 2,313 | 6.9 | 6.6 | +367 |
| 55 to 59 | 2,431 | 6.2 | 6.2 | 2,235 | 6.7 | 6.4 | +196 |
| 60 to 64 | 2,309 | 5.9 | 5.9 | 1,995 | 6.0 | 5.7 | +314 |
| 65 to 69 | 2,198 | 5.6 | 5.3 | 1,829 | 5.5 | 5.3 | +369 |
| 70 to 74 | 1,959 | 5.0 | 4.9 | 1,331 | 4.0 | 4.0 | +628 |
| 75 to 79 | 1,303 | 3.3 | 3.5 | 810 | 2.4 | 3.0 | +493 |
| 80 to 84 | 746 | 1.9 | 2.4 | 562 | 1.7 | 2.3 | +184 |
| 85 and over | 740 | 1.9 | 2.6 | 620 | 1.9 | 2.6 | +120 |
| Total population | 39,218 | 100.0 | 100.0 | 33,406 | 100.0 | 100.0 | +5,812 |
Dominant groups
Analysis of the five year age groups of the Mount Barker District Council in 2021 compared to Greater Adelaide shows that there was a higher proportion of people in the younger age groups (under 15) and a lower proportion of people in the older age groups (65+).
Overall, 19.5% of the population was aged between 0 and 15, and 17.7% were aged 65 years and over, compared with 17.1% and 18.6% respectively for Greater Adelaide.
The major differences between the age structure of the Mount Barker District Council and Greater Adelaide were:
- A larger percentage of persons aged 0 to 4 (6.4% compared to 5.4%)
- A larger percentage of persons aged 10 to 14 (6.7% compared to 5.9%)
- A smaller percentage of persons aged 25 to 29 (6.2% compared to 7.0%)
- A smaller percentage of persons aged 20 to 24 (5.8% compared to 6.6%)
Emerging groups
From 2016 to 2021, Mount Barker District Council's population increased by 5,812 people (17.4%). This represents an average annual population change of 3.26% per year over the period.
The largest changes in age structure in this area between 2016 and 2021 were in the age groups:
- 70 to 74 (+628 persons)
- 35 to 39 (+596 persons)
- 25 to 29 (+566 persons)
- 30 to 34 (+501 persons)
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