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LEARN MORE ABOUT .idIn 2021, the largest age group in Cumberland City was 25 to 29 year olds. The group that changed the most since 2016 was 35 to 39 year olds, increasing by 3,242 people.
The Age Structure of Cumberland City provides key insights into the level of demand for age based services and facilities such as child care. It is also an indicator of Cumberland City'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 Cumberland City'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 | |||||||
|---|---|---|---|---|---|---|---|
| Cumberland City - Total persons (Enumerated) | 2021 | 2016 | Change | ||||
| Five year age groups (years) | Number | % | Greater Sydney % | Number | % | Greater Sydney % | 2016 to 2021 |
| 0 to 4 | 16,401 | 7.0 | 6.0 | 16,842 | 7.8 | 6.4 | -441 |
| 5 to 9 | 16,011 | 6.8 | 6.3 | 15,133 | 7.0 | 6.4 | +878 |
| 10 to 14 | 14,376 | 6.1 | 6.2 | 12,300 | 5.7 | 5.8 | +2,076 |
| 15 to 19 | 12,618 | 5.4 | 5.6 | 12,524 | 5.8 | 6.0 | +94 |
| 20 to 24 | 18,533 | 7.9 | 6.5 | 17,123 | 8.0 | 7.1 | +1,410 |
| 25 to 29 | 21,909 | 9.3 | 7.5 | 21,290 | 9.9 | 7.9 | +619 |
| 30 to 34 | 21,571 | 9.2 | 8.0 | 20,696 | 9.6 | 8.2 | +875 |
| 35 to 39 | 20,079 | 8.6 | 7.9 | 16,837 | 7.8 | 7.4 | +3,242 |
| 40 to 44 | 15,929 | 6.8 | 7.0 | 13,473 | 6.3 | 7.1 | +2,456 |
| 45 to 49 | 13,234 | 5.6 | 6.6 | 12,457 | 5.8 | 6.7 | +777 |
| 50 to 54 | 12,679 | 5.4 | 6.2 | 12,115 | 5.6 | 6.4 | +564 |
| 55 to 59 | 12,274 | 5.2 | 5.8 | 11,203 | 5.2 | 5.8 | +1,071 |
| 60 to 64 | 10,848 | 4.6 | 5.3 | 9,304 | 4.3 | 5.0 | +1,544 |
| 65 to 69 | 8,853 | 3.8 | 4.5 | 7,673 | 3.6 | 4.4 | +1,180 |
| 70 to 74 | 7,205 | 3.1 | 3.9 | 5,570 | 2.6 | 3.3 | +1,635 |
| 75 to 79 | 5,114 | 2.2 | 2.8 | 4,298 | 2.0 | 2.4 | +816 |
| 80 to 84 | 3,645 | 1.6 | 2.0 | 3,019 | 1.4 | 1.8 | +626 |
| 85 and over | 3,444 | 1.5 | 2.0 | 3,200 | 1.5 | 2.0 | +244 |
| Total population | 234,723 | 100.0 | 100.0 | 215,057 | 100.0 | 100.0 | +19,666 |
Dominant groups
Analysis of the five year age groups of Cumberland City in 2021 compared to Greater Sydney 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, 19.9% of the population was aged between 0 and 15, and 12.0% were aged 65 years and over, compared with 18.4% and 15.2% respectively for Greater Sydney.
The major differences between the age structure of Cumberland City and Greater Sydney were:
- A larger percentage of persons aged 25 to 29 (9.3% compared to 7.5%)
- A larger percentage of persons aged 20 to 24 (7.9% compared to 6.5%)
- A larger percentage of persons aged 30 to 34 (9.2% compared to 8.0%)
- A larger percentage of persons aged 0 to 4 (7.0% compared to 6.0%)
Emerging groups
From 2016 to 2021, Cumberland City's population increased by 19,666 people (9.1%). This represents an average annual population change of 1.77% per year over the period.
The largest changes in age structure in this area between 2016 and 2021 were in the age groups:
- 35 to 39 (+3,242 persons)
- 40 to 44 (+2,456 persons)
- 10 to 14 (+2,076 persons)
- 70 to 74 (+1,635 persons)
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