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LEARN MORE ABOUT .idIn 2021, the largest age group in Bass Hill - Lansdowne was 5 to 9 year olds. The group that changed the most since 2011 was 10 to 14 year olds, increasing by 333 people.
The Age Structure of Bass Hill - Lansdowne provides key insights into the level of demand for age based services and facilities such as child care. It is also an indicator of Bass Hill - Lansdowne'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 Bass Hill - Lansdowne'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 | |||||||
|---|---|---|---|---|---|---|---|
| Bass Hill - Lansdowne - Total persons (Usual residence) | 2021 | 2011 | Change | ||||
| Five year age groups (years) | Number | % | Clemton Park % | Number | % | Clemton Park % | 2011 to 2021 |
| 0 to 4 | 773 | 7.5 | 4.2 | 596 | 7.4 | 6.7 | +176 |
| 5 to 9 | 832 | 8.1 | 6.1 | 571 | 7.1 | 8.3 | +260 |
| 10 to 14 | 831 | 8.1 | 6.1 | 497 | 6.2 | 6.6 | +333 |
| 15 to 19 | 729 | 7.1 | 6.3 | 630 | 7.8 | 5.4 | +98 |
| 20 to 24 | 679 | 6.6 | 4.6 | 530 | 6.6 | 4.4 | +149 |
| 25 to 29 | 661 | 6.4 | 4.2 | 472 | 5.8 | 4.6 | +188 |
| 30 to 34 | 659 | 6.4 | 4.3 | 540 | 6.7 | 4.6 | +119 |
| 35 to 39 | 641 | 6.2 | 5.0 | 500 | 6.2 | 9.2 | +140 |
| 40 to 44 | 634 | 6.2 | 6.3 | 538 | 6.6 | 6.9 | +96 |
| 45 to 49 | 578 | 5.6 | 7.7 | 531 | 6.6 | 6.3 | +46 |
| 50 to 54 | 589 | 5.7 | 7.4 | 474 | 5.9 | 7.9 | +115 |
| 55 to 59 | 587 | 5.7 | 6.0 | 461 | 5.7 | 5.5 | +126 |
| 60 to 64 | 531 | 5.2 | 5.7 | 430 | 5.3 | 5.5 | +101 |
| 65 to 69 | 453 | 4.4 | 4.7 | 386 | 4.8 | 4.9 | +66 |
| 70 to 74 | 366 | 3.6 | 4.8 | 267 | 3.3 | 3.8 | +98 |
| 75 to 79 | 292 | 2.8 | 4.7 | 250 | 3.1 | 4.6 | +42 |
| 80 to 84 | 197 | 1.9 | 4.5 | 210 | 2.6 | 2.4 | -14 |
| 85 and over | 239 | 2.3 | 7.7 | 202 | 2.5 | 2.5 | +36 |
| Total population | 10,271 | 100.0 | 100.0 | 8,094 | 100.0 | 100.0 | +2,176 |
Dominant groups
Analysis of the five year age groups of Bass Hill - Lansdowne in 2021 compared to Clemton Park 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, 23.7% of the population was aged between 0 and 15, and 15.1% were aged 65 years and over, compared with 16.4% and 26.3% respectively for Clemton Park.
The major differences between the age structure of Bass Hill - Lansdowne and Clemton Park were:
- A larger percentage of persons aged 0 to 4 (7.5% compared to 4.2%)
- A larger percentage of persons aged 25 to 29 (6.4% compared to 4.2%)
- A smaller percentage of persons aged 85 and over (2.3% compared to 7.7%)
- A smaller percentage of persons aged 80 to 84 (1.9% compared to 4.5%)
Emerging groups
From 2011 to 2021, Bass Hill - Lansdowne's population increased by 2,177 people (26.9%). This represents an average annual population change of 2.41% per year over the period.
The largest changes in age structure in this area between 2011 and 2021 were in the age groups:
- 10 to 14 (+333 persons)
- 5 to 9 (+260 persons)
- 25 to 29 (+188 persons)
- 0 to 4 (+176 persons)
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