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LEARN MORE ABOUT .idIn 2021, there were 176,111 people born overseas living in Blacktown City Council, with largest age group being 35 to 39 year olds in 2021.
The Age Structure of the overseas born population in Blacktown City Council provides key insights into the level of demand for age based services and facilities such as child care and language services. Overseas-born populations may have a quite different age profile to the general population, depending on when the main groups migrated. For instance in a student area they are likely to be younger, however an area which received a lot of post-war migration may have an older population.
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 Blacktown City Council's overseas-born 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?'
| Five year age groups | |||||||
|---|---|---|---|---|---|---|---|
| Blacktown City Council - born overseas | 2021 | 2011 | Change | ||||
| Five year age groups (years) | Number | % | Blacktown City - Total population | Number | % | Blacktown City - Total population | 2011 to 2021 |
| 0 to 4 | 963 | 0.5 | 7.5 | 983 | 0.9 | 8.4 | -20 |
| 5 to 9 | 4,301 | 2.4 | 7.9 | 2,826 | 2.5 | 7.7 | +1,475 |
| 10 to 14 | 5,388 | 3.1 | 7.3 | 4,167 | 3.7 | 7.6 | +1,221 |
| 15 to 19 | 5,832 | 3.3 | 6.1 | 5,024 | 4.4 | 7.2 | +808 |
| 20 to 24 | 9,121 | 5.2 | 6.7 | 6,941 | 6.1 | 6.8 | +2,180 |
| 25 to 29 | 12,197 | 6.9 | 7.0 | 9,581 | 8.5 | 7.5 | +2,616 |
| 30 to 34 | 18,124 | 10.3 | 7.9 | 11,424 | 10.1 | 8.0 | +6,700 |
| 35 to 39 | 24,509 | 13.9 | 9.2 | 10,898 | 9.6 | 7.8 | +13,611 |
| 40 to 44 | 20,079 | 11.4 | 7.8 | 10,420 | 9.2 | 7.2 | +9,659 |
| 45 to 49 | 14,394 | 8.2 | 6.4 | 10,949 | 9.7 | 6.8 | +3,445 |
| 50 to 54 | 12,279 | 7.0 | 5.6 | 9,770 | 8.6 | 6.1 | +2,509 |
| 55 to 59 | 12,019 | 6.8 | 5.1 | 8,576 | 7.6 | 5.3 | +3,443 |
| 60 to 64 | 10,670 | 6.1 | 4.5 | 7,297 | 6.4 | 4.6 | +3,373 |
| 65 to 69 | 9,173 | 5.2 | 3.7 | 5,021 | 4.4 | 3.1 | +4,152 |
| 70 to 74 | 7,388 | 4.2 | 3.1 | 3,497 | 3.1 | 2.2 | +3,891 |
| 75 to 79 | 4,464 | 2.5 | 1.9 | 2,543 | 2.2 | 1.6 | +1,921 |
| 80 to 84 | 2,776 | 1.6 | 1.2 | 1,784 | 1.6 | 1.1 | +992 |
| 85 and over | 2,434 | 1.4 | 1.1 | 1,518 | 1.3 | 0.9 | +916 |
| Total people | 176,111 | 100.0 | 100.0 | 113,219 | 100.0 | 100.0 | +62,892 |
Dominant groups
Analysis of the five year age groups of the population born overseas in Blacktown City Council in 2021 compared to the total population in Blacktown City Council 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, 6.0% of the population born overseas was aged between 0 and 14, and 14.9% were aged 65 years and over, compared with 22.7% and 11.0% respectively for the total population in Blacktown City Council.
The major differences between the age structure of the population born overseas in Blacktown City and the total population in Blacktown City Council were:
- A larger percentage of people aged 35 to 39 (13.9% compared to 9.2%)
- A smaller percentage of people aged 0 to 4 (0.5% compared to 7.5%)
- A smaller percentage of people aged 5 to 9 (2.4% compared to 7.9%)
- A smaller percentage of people aged 10 to 14 (3.1% compared to 7.3%)
Emerging groups
The largest changes in age structure of the population born overseas in this area between 2011 and 2021 were in the age groups:
- 35 to 39 (+13,611 persons)
- 40 to 44 (+9,659 persons)
- 30 to 34 (+6,700 persons)
- 65 to 69 (+4,152 persons)
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