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LEARN MORE ABOUT .idIn 2021, the largest age group in Kilburn - Blair Athol was 25 to 29 year olds. The group that changed the most since 1996 was 25 to 29 year olds, increasing by 593 people.
The Age Structure of Kilburn - Blair Athol provides key insights into the level of demand for age based services and facilities such as child care. It is also an indicator of Kilburn - Blair Athol'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 Kilburn - Blair Athol'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 | |||||||
|---|---|---|---|---|---|---|---|
| Kilburn - Blair Athol - Total persons (Enumerated) | 2021 | 1996 | Change | ||||
| Five year age groups (years) | Number | % | City of Port Adelaide Enfield % | Number | % | City of Port Adelaide Enfield % | 1996 to 2021 |
| 0 to 4 | 714 | 6.6 | 6.1 | 602 | 7.3 | 6.5 | +112 |
| 5 to 9 | 602 | 5.6 | 5.7 | 497 | 6.0 | 6.0 | +105 |
| 10 to 14 | 605 | 5.6 | 5.2 | 480 | 5.8 | 5.9 | +125 |
| 15 to 19 | 579 | 5.3 | 5.0 | 474 | 5.7 | 6.1 | +105 |
| 20 to 24 | 930 | 8.6 | 6.8 | 653 | 7.9 | 7.2 | +277 |
| 25 to 29 | 1,203 | 11.1 | 8.4 | 610 | 7.4 | 7.6 | +593 |
| 30 to 34 | 1,095 | 10.1 | 8.5 | 639 | 7.7 | 7.9 | +456 |
| 35 to 39 | 890 | 8.2 | 8.4 | 573 | 6.9 | 7.8 | +317 |
| 40 to 44 | 665 | 6.1 | 6.6 | 498 | 6.0 | 6.9 | +167 |
| 45 to 49 | 662 | 6.1 | 6.1 | 441 | 5.3 | 6.4 | +221 |
| 50 to 54 | 571 | 5.3 | 6.1 | 340 | 4.1 | 5.1 | +231 |
| 55 to 59 | 553 | 5.1 | 5.8 | 347 | 4.2 | 4.5 | +206 |
| 60 to 64 | 495 | 4.6 | 5.7 | 370 | 4.5 | 4.4 | +125 |
| 65 to 69 | 402 | 3.7 | 4.7 | 456 | 5.5 | 5.1 | -54 |
| 70 to 74 | 325 | 3.0 | 4.1 | 569 | 6.9 | 5.4 | -244 |
| 75 to 79 | 220 | 2.0 | 2.7 | 401 | 4.8 | 3.6 | -181 |
| 80 to 84 | 156 | 1.4 | 1.9 | 223 | 2.7 | 2.3 | -67 |
| 85 and over | 167 | 1.5 | 2.3 | 106 | 1.3 | 1.4 | +61 |
| Total population | 10,834 | 100.0 | 100.0 | 8,279 | 100.0 | 100.0 | +2,555 |
Dominant groups
Analysis of the five year age groups of Kilburn - Blair Athol in 2021 compared to the City of Port Adelaide Enfield 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, 17.7% of the population was aged between 0 and 15, and 11.7% were aged 65 years and over, compared with 17.0% and 15.6% respectively for the City of Port Adelaide Enfield.
The major differences between the age structure of Kilburn - Blair Athol and the City of Port Adelaide Enfield were:
- A larger percentage of persons aged 25 to 29 (11.1% compared to 8.4%)
- A larger percentage of persons aged 20 to 24 (8.6% compared to 6.8%)
- A larger percentage of persons aged 30 to 34 (10.1% compared to 8.5%)
- A smaller percentage of persons aged 60 to 64 (4.6% compared to 5.7%)
Emerging groups
From 1996 to 2021, Kilburn - Blair Athol's population increased by 2,555 people (30.9%). This represents an average annual population change of 1.08% per year over the period.
The largest changes in age structure in this area between 1996 and 2021 were in the age groups:
- 25 to 29 (+593 persons)
- 30 to 34 (+456 persons)
- 35 to 39 (+317 persons)
- 20 to 24 (+277 persons)
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