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LEARN MORE ABOUT .idIn 2021, the largest age group in the East Brisbane Water District was 60 to 64 year olds. The group that changed the most since 2011 was 70 to 74 year olds, increasing by 462 people.
The Age Structure of the East Brisbane Water District 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 East Brisbane Water District'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 East Brisbane Water District'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 | |||||||
|---|---|---|---|---|---|---|---|
| East Brisbane Water District - Total females (Usual residence) | 2021 | 2011 | Change | ||||
| Five year age groups (years) | Number | % | Ourimbah District % | Number | % | Ourimbah District % | 2011 to 2021 |
| 0 to 4 | 746 | 4.6 | 5.7 | 806 | 5.3 | 7.0 | -61 |
| 5 to 9 | 888 | 5.5 | 5.6 | 851 | 5.6 | 7.1 | +37 |
| 10 to 14 | 971 | 6.0 | 5.9 | 986 | 6.5 | 7.0 | -15 |
| 15 to 19 | 841 | 5.2 | 6.4 | 946 | 6.2 | 8.0 | -106 |
| 20 to 24 | 668 | 4.1 | 5.3 | 647 | 4.3 | 6.2 | +20 |
| 25 to 29 | 555 | 3.4 | 6.3 | 539 | 3.5 | 5.5 | +15 |
| 30 to 34 | 720 | 4.4 | 5.9 | 619 | 4.1 | 5.5 | +100 |
| 35 to 39 | 878 | 5.4 | 6.8 | 885 | 5.8 | 6.9 | -8 |
| 40 to 44 | 906 | 5.6 | 6.5 | 1,030 | 6.8 | 7.5 | -124 |
| 45 to 49 | 991 | 6.1 | 6.7 | 1,119 | 7.3 | 8.7 | -129 |
| 50 to 54 | 1,038 | 6.4 | 7.5 | 1,130 | 7.4 | 7.9 | -93 |
| 55 to 59 | 1,083 | 6.7 | 7.4 | 1,027 | 6.7 | 7.4 | +56 |
| 60 to 64 | 1,209 | 7.5 | 7.1 | 961 | 6.3 | 4.8 | +247 |
| 65 to 69 | 1,165 | 7.2 | 6.1 | 904 | 5.9 | 3.8 | +260 |
| 70 to 74 | 1,194 | 7.4 | 3.8 | 732 | 4.8 | 3.0 | +462 |
| 75 to 79 | 928 | 5.7 | 3.8 | 749 | 4.9 | 1.6 | +178 |
| 80 to 84 | 634 | 3.9 | 1.3 | 678 | 4.5 | 1.5 | -45 |
| 85 and over | 780 | 4.8 | 1.8 | 622 | 4.1 | 0.4 | +157 |
| Total population | 16,195 | 100.0 | 100.0 | 15,242 | 100.0 | 100.0 | +953 |
Dominant groups
Analysis of the female five year age groups of the East Brisbane Water District in 2021 compared to the Ourimbah District shows that there was a lower proportion of females in the younger age groups (under 15) and a higher proportion of females in the older age groups (65+).
Overall, 16.1% of the female population was aged between 0 and 15, and 29.0% were aged 65 years and over, compared with 17.3% and 16.8% respectively for the Ourimbah District.
The major differences between the female age structure of the East Brisbane Water District and the Ourimbah District were:
- A larger percentage of females aged 70 to 74 (7.4% compared to 3.8%)
- A larger percentage of females aged 85 and over (4.8% compared to 1.8%)
- A larger percentage of females aged 80 to 84 (3.9% compared to 1.3%)
- A smaller percentage of females aged 25 to 29 (3.4% compared to 6.3%)
Emerging groups
From 2011 to 2021, East Brisbane Water District's female population increased by 953 people (6.3%). This represents an average annual population change of 0.61% per year over the period.
The largest changes in female age structure in this area between 2011 and 2021 were in the age groups:
- 70 to 74 (+462 females)
- 65 to 69 (+260 females)
- 60 to 64 (+247 females)
- 75 to 79 (+178 females)
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