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LEARN MORE ABOUT .idIn 2021, the largest age group in Cumberland Council area was 25 to 29 year olds. The group that changed the most since 1991 was 30 to 34 year olds, increasing by 9,427 people.
The Age Structure of Cumberland 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 Cumberland 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 Cumberland 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 | |||||||
|---|---|---|---|---|---|---|---|
| Cumberland Council area - Total persons (Enumerated) | 2021 | 1991 | Change | ||||
| Five year age groups (years) | Number | % | Western Sydney (LGA) % | Number | % | Western Sydney (LGA) % | 1991 to 2021 |
| 0 to 4 | 16,401 | 7.0 | 6.8 | 11,591 | 7.6 | 8.4 | +4,810 |
| 5 to 9 | 16,011 | 6.8 | 7.1 | 10,710 | 7.0 | 8.2 | +5,301 |
| 10 to 14 | 14,376 | 6.1 | 6.8 | 11,056 | 7.2 | 8.1 | +3,320 |
| 15 to 19 | 12,618 | 5.4 | 6.1 | 12,367 | 8.1 | 8.5 | +251 |
| 20 to 24 | 18,533 | 7.9 | 6.7 | 13,115 | 8.6 | 8.2 | +5,417 |
| 25 to 29 | 21,909 | 9.3 | 7.2 | 12,964 | 8.5 | 8.1 | +8,945 |
| 30 to 34 | 21,571 | 9.2 | 7.7 | 12,144 | 7.9 | 8.4 | +9,427 |
| 35 to 39 | 20,079 | 8.6 | 8.0 | 10,702 | 7.0 | 7.8 | +9,377 |
| 40 to 44 | 15,929 | 6.8 | 7.0 | 10,731 | 7.0 | 7.7 | +5,198 |
| 45 to 49 | 13,234 | 5.6 | 6.4 | 8,832 | 5.8 | 6.0 | +4,401 |
| 50 to 54 | 12,679 | 5.4 | 5.9 | 7,716 | 5.0 | 4.7 | +4,963 |
| 55 to 59 | 12,274 | 5.2 | 5.6 | 6,506 | 4.3 | 3.8 | +5,768 |
| 60 to 64 | 10,848 | 4.6 | 5.2 | 6,737 | 4.4 | 3.6 | +4,110 |
| 65 to 69 | 8,853 | 3.8 | 4.3 | 6,474 | 4.2 | 3.2 | +2,378 |
| 70 to 74 | 7,205 | 3.1 | 3.6 | 4,885 | 3.2 | 2.3 | +2,320 |
| 75 to 79 | 5,114 | 2.2 | 2.4 | 3,501 | 2.3 | 1.6 | +1,612 |
| 80 to 84 | 3,645 | 1.6 | 1.6 | 1,836 | 1.2 | 0.9 | +1,809 |
| 85 and over | 3,444 | 1.5 | 1.5 | 1,207 | 0.8 | 0.5 | +2,237 |
| Total population | 234,723 | 100.0 | 100.0 | 153,081 | 100.0 | 100.0 | +81,642 |
Dominant groups
Analysis of the five year age groups of Cumberland Council area in 2021 compared to Western Sydney (LGA) shows that there was a lower proportion of people in the younger age groups (under 15) as well as 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 20.7% and 13.4% respectively for Western Sydney (LGA).
The major differences between the age structure of Cumberland Council area and Western Sydney (LGA) were:
- A larger percentage of persons aged 25 to 29 (9.3% compared to 7.2%)
- A larger percentage of persons aged 30 to 34 (9.2% compared to 7.7%)
- A larger percentage of persons aged 20 to 24 (7.9% compared to 6.7%)
- A smaller percentage of persons aged 45 to 49 (5.6% compared to 6.4%)
Emerging groups
From 1991 to 2021, Cumberland Council area's population increased by 81,642 people (53.3%). This represents an average annual population change of 1.43% per year over the period.
The largest changes in age structure in this area between 1991 and 2021 were in the age groups:
- 30 to 34 (+9,427 persons)
- 35 to 39 (+9,377 persons)
- 25 to 29 (+8,945 persons)
- 55 to 59 (+5,768 persons)
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