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LEARN MORE ABOUT .idIn 2021, the largest age group in the East Brisbane Water District was 70 to 74 year olds. The group that changed the most since 2001 was 60 to 64 year olds, increasing by 913 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 persons (Usual residence) | 2021 | 2001 | Change | ||||
| Five year age groups (years) | Number | % | Central Coast Council area % | Number | % | Central Coast Council area % | 2001 to 2021 |
| 0 to 4 | 1,524 | 4.9 | 5.6 | 1,676 | 6.0 | 6.7 | -153 |
| 5 to 9 | 1,822 | 5.9 | 6.1 | 2,028 | 7.2 | 7.6 | -206 |
| 10 to 14 | 1,956 | 6.3 | 6.3 | 2,372 | 8.4 | 7.5 | -416 |
| 15 to 19 | 1,728 | 5.6 | 5.9 | 1,808 | 6.4 | 6.6 | -81 |
| 20 to 24 | 1,376 | 4.4 | 5.3 | 1,164 | 4.1 | 5.0 | +211 |
| 25 to 29 | 1,135 | 3.7 | 5.4 | 1,114 | 4.0 | 5.5 | +20 |
| 30 to 34 | 1,408 | 4.5 | 5.6 | 1,469 | 5.2 | 6.4 | -61 |
| 35 to 39 | 1,647 | 5.3 | 6.0 | 1,967 | 7.0 | 7.2 | -320 |
| 40 to 44 | 1,743 | 5.6 | 5.9 | 2,280 | 8.1 | 7.5 | -538 |
| 45 to 49 | 1,916 | 6.2 | 6.3 | 1,967 | 7.0 | 6.7 | -51 |
| 50 to 54 | 1,974 | 6.4 | 6.4 | 1,741 | 6.2 | 6.0 | +232 |
| 55 to 59 | 2,042 | 6.6 | 6.5 | 1,441 | 5.1 | 5.1 | +600 |
| 60 to 64 | 2,202 | 7.1 | 6.5 | 1,288 | 4.6 | 4.6 | +913 |
| 65 to 69 | 2,140 | 6.9 | 6.0 | 1,311 | 4.7 | 4.5 | +829 |
| 70 to 74 | 2,214 | 7.1 | 5.8 | 1,581 | 5.6 | 4.6 | +632 |
| 75 to 79 | 1,770 | 5.7 | 4.4 | 1,293 | 4.6 | 3.9 | +476 |
| 80 to 84 | 1,192 | 3.8 | 3.0 | 957 | 3.4 | 2.7 | +235 |
| 85 and over | 1,234 | 4.0 | 3.0 | 620 | 2.2 | 1.8 | +614 |
| Total population | 31,023 | 100.0 | 100.0 | 28,086 | 100.0 | 100.0 | +2,937 |
Dominant groups
Analysis of the five year age groups of the East Brisbane Water District in 2021 compared to Central Coast Council area shows that there was a lower proportion of people in the younger age groups (under 15) and a higher proportion of people in the older age groups (65+).
Overall, 17.1% of the population was aged between 0 and 15, and 27.6% were aged 65 years and over, compared with 18.0% and 22.2% respectively for Central Coast Council area.
The major differences between the age structure of the East Brisbane Water District and Central Coast Council area were:
- A larger percentage of persons aged 70 to 74 (7.1% compared to 5.8%)
- A larger percentage of persons aged 75 to 79 (5.7% compared to 4.4%)
- A smaller percentage of persons aged 25 to 29 (3.7% compared to 5.4%)
- A smaller percentage of persons aged 30 to 34 (4.5% compared to 5.6%)
Emerging groups
From 2001 to 2021, East Brisbane Water District's population increased by 2,937 people (10.5%). This represents an average annual population change of 0.5% per year over the period.
The largest changes in age structure in this area between 2001 and 2021 were in the age groups:
- 60 to 64 (+913 persons)
- 65 to 69 (+829 persons)
- 70 to 74 (+632 persons)
- 85 and over (+614 persons)
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