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LEARN MORE ABOUT .idIn 2021, the largest age group in Ardeer was 35 to 39 year olds. The group that changed the most since 1991 was 35 to 39 year olds, increasing by 146 people.
The Age Structure of Ardeer provides key insights into the level of demand for age based services and facilities such as child care. It is also an indicator of Ardeer'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 Ardeer'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 | |||||||
|---|---|---|---|---|---|---|---|
| Ardeer - Total persons (Enumerated) | 2021 | 1991 | Change | ||||
| Five year age groups (years) | Number | % | City of Brimbank % | Number | % | City of Brimbank % | 1991 to 2021 |
| 0 to 4 | 226 | 7.0 | 5.7 | 180 | 6.4 | 8.0 | +46 |
| 5 to 9 | 192 | 6.0 | 6.0 | 164 | 5.9 | 8.3 | +28 |
| 10 to 14 | 145 | 4.5 | 5.7 | 204 | 7.3 | 9.0 | -59 |
| 15 to 19 | 131 | 4.1 | 5.7 | 214 | 7.6 | 9.1 | -83 |
| 20 to 24 | 160 | 5.0 | 6.9 | 251 | 9.0 | 8.7 | -91 |
| 25 to 29 | 297 | 9.2 | 8.1 | 207 | 7.4 | 8.0 | +90 |
| 30 to 34 | 318 | 9.9 | 7.6 | 177 | 6.3 | 8.2 | +141 |
| 35 to 39 | 320 | 10.0 | 7.2 | 174 | 6.2 | 8.2 | +146 |
| 40 to 44 | 238 | 7.4 | 6.4 | 194 | 6.9 | 8.3 | +44 |
| 45 to 49 | 226 | 7.0 | 6.3 | 164 | 5.9 | 6.1 | +62 |
| 50 to 54 | 179 | 5.6 | 6.3 | 148 | 5.3 | 4.8 | +31 |
| 55 to 59 | 142 | 4.4 | 6.1 | 127 | 4.5 | 3.8 | +15 |
| 60 to 64 | 138 | 4.3 | 5.8 | 128 | 4.6 | 3.2 | +10 |
| 65 to 69 | 127 | 4.0 | 5.0 | 240 | 8.6 | 2.7 | -113 |
| 70 to 74 | 124 | 3.9 | 4.3 | 119 | 4.2 | 1.6 | +5 |
| 75 to 79 | 82 | 2.6 | 3.0 | 74 | 2.6 | 1.0 | +8 |
| 80 to 84 | 66 | 2.1 | 2.0 | 24 | 0.9 | 0.5 | +42 |
| 85 and over | 103 | 3.2 | 1.9 | 12 | 0.4 | 0.3 | +91 |
| Total population | 3,214 | 100.0 | 100.0 | 2,801 | 100.0 | 100.0 | +413 |
Dominant groups
Analysis of the five year age groups of Ardeer in 2021 compared to the City of Brimbank shows that there was a similar proportion of people in the younger age groups (under 15) and a lower proportion of people in the older age groups (65+).
Overall, 17.5% of the population was aged between 0 and 15, and 15.6% were aged 65 years and over, compared with 17.4% and 16.2% respectively for the City of Brimbank.
The major differences between the age structure of Ardeer and the City of Brimbank were:
- A larger percentage of persons aged 35 to 39 (10.0% compared to 7.2%)
- A larger percentage of persons aged 30 to 34 (9.9% compared to 7.6%)
- A smaller percentage of persons aged 20 to 24 (5.0% compared to 6.9%)
- A smaller percentage of persons aged 55 to 59 (4.4% compared to 6.1%)
Emerging groups
From 1991 to 2021, Ardeer's population increased by 413 people (14.7%). This represents an average annual population change of 0.46% per year over the period.
The largest changes in age structure in this area between 1991 and 2021 were in the age groups:
- 35 to 39 (+146 persons)
- 30 to 34 (+141 persons)
- 65 to 69 (-113 persons)
- 20 to 24 (-91 persons)
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