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LEARN MORE ABOUT .idIn 2021, the largest age group in Georges River Council area was 25 to 29 year olds. The group that changed the most since 2011 was 65 to 69 year olds, increasing by 2,207 people.
The Age Structure of Georges River Council area provides key insights into the level of demand for age based services and facilities such as child care. It is also an indicator of Georges River Council area'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 Georges River Council area'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 | |||||||
|---|---|---|---|---|---|---|---|
| Georges River Council area - Total persons (Usual residence) | 2021 | 2011 | Change | ||||
| Five year age groups (years) | Number | % | Lane Cove Council area % | Number | % | Lane Cove Council area % | 2011 to 2021 |
| 0 to 4 | 7,632 | 5.0 | 6.1 | 8,236 | 6.1 | 6.8 | -604 |
| 5 to 9 | 8,427 | 5.5 | 6.4 | 7,620 | 5.7 | 6.4 | +807 |
| 10 to 14 | 8,206 | 5.4 | 5.7 | 7,978 | 5.9 | 5.7 | +228 |
| 15 to 19 | 8,009 | 5.3 | 5.1 | 8,090 | 6.0 | 5.5 | -81 |
| 20 to 24 | 11,587 | 7.6 | 5.0 | 9,797 | 7.3 | 5.8 | +1,790 |
| 25 to 29 | 12,247 | 8.0 | 7.3 | 10,604 | 7.9 | 7.3 | +1,643 |
| 30 to 34 | 11,421 | 7.5 | 9.0 | 9,733 | 7.2 | 8.1 | +1,688 |
| 35 to 39 | 11,035 | 7.2 | 9.4 | 9,492 | 7.0 | 8.4 | +1,543 |
| 40 to 44 | 9,651 | 6.3 | 8.2 | 9,428 | 7.0 | 7.7 | +223 |
| 45 to 49 | 9,571 | 6.3 | 7.0 | 9,837 | 7.3 | 7.2 | -266 |
| 50 to 54 | 9,492 | 6.2 | 6.3 | 9,158 | 6.8 | 6.5 | +334 |
| 55 to 59 | 9,668 | 6.3 | 5.4 | 7,739 | 5.7 | 5.7 | +1,929 |
| 60 to 64 | 8,986 | 5.9 | 4.7 | 6,961 | 5.2 | 5.4 | +2,025 |
| 65 to 69 | 7,536 | 4.9 | 4.1 | 5,329 | 4.0 | 4.0 | +2,207 |
| 70 to 74 | 6,365 | 4.2 | 3.7 | 4,373 | 3.2 | 2.9 | +1,992 |
| 75 to 79 | 4,740 | 3.1 | 2.8 | 3,800 | 2.8 | 2.2 | +940 |
| 80 to 84 | 3,487 | 2.3 | 1.8 | 3,114 | 2.3 | 1.9 | +373 |
| 85 and over | 4,229 | 2.8 | 1.8 | 3,371 | 2.5 | 2.4 | +858 |
| Total population | 152,289 | 100.0 | 100.0 | 134,660 | 100.0 | 100.0 | +17,629 |
Dominant groups
Analysis of the five year age groups of Georges River Council area in 2021 compared to Lane Cove 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, 15.9% of the population was aged between 0 and 15, and 17.3% were aged 65 years and over, compared with 18.2% and 14.4% respectively for Lane Cove Council area.
The major differences between the age structure of Georges River Council area and Lane Cove Council area were:
- A larger percentage of persons aged 20 to 24 (7.6% compared to 5.0%)
- A smaller percentage of persons aged 35 to 39 (7.2% compared to 9.4%)
- A smaller percentage of persons aged 40 to 44 (6.3% compared to 8.2%)
- A smaller percentage of persons aged 30 to 34 (7.5% compared to 9.0%)
Emerging groups
From 2011 to 2021, Georges River Council area's population increased by 17,629 people (13.1%). This represents an average annual population change of 1.24% per year over the period.
The largest changes in age structure in this area between 2011 and 2021 were in the age groups:
- 65 to 69 (+2,207 persons)
- 60 to 64 (+2,025 persons)
- 70 to 74 (+1,992 persons)
- 55 to 59 (+1,929 persons)
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