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LEARN MORE ABOUT .idIn 2021, the largest age group in Birrong - Regents Park - Potts Hill was 30 to 34 year olds. The group that changed the most since 2011 was 30 to 34 year olds, increasing by 313 people.
The Age Structure of Birrong - Regents Park - Potts Hill provides key insights into the level of demand for age based services and facilities such as child care. It is also an indicator of Birrong - Regents Park - Potts Hill'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 Birrong - Regents Park - Potts Hill'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 | |||||||
|---|---|---|---|---|---|---|---|
| Birrong - Regents Park - Potts Hill - Total persons (Usual residence) | 2021 | 2011 | Change | ||||
| Five year age groups (years) | Number | % | City of Canterbury Bankstown % | Number | % | City of Canterbury Bankstown % | 2011 to 2021 |
| 0 to 4 | 402 | 7.2 | 6.6 | 222 | 6.3 | 7.6 | +180 |
| 5 to 9 | 355 | 6.4 | 6.7 | 252 | 7.1 | 6.9 | +102 |
| 10 to 14 | 367 | 6.6 | 6.5 | 242 | 6.8 | 6.5 | +125 |
| 15 to 19 | 371 | 6.7 | 6.1 | 273 | 7.7 | 6.6 | +98 |
| 20 to 24 | 414 | 7.5 | 6.8 | 284 | 8.0 | 6.8 | +130 |
| 25 to 29 | 414 | 7.5 | 7.5 | 209 | 5.9 | 7.4 | +205 |
| 30 to 34 | 483 | 8.7 | 7.5 | 170 | 4.8 | 7.2 | +313 |
| 35 to 39 | 432 | 7.8 | 7.3 | 217 | 6.1 | 7.1 | +215 |
| 40 to 44 | 308 | 5.5 | 6.5 | 257 | 7.3 | 6.9 | +50 |
| 45 to 49 | 321 | 5.8 | 6.3 | 303 | 8.6 | 6.8 | +17 |
| 50 to 54 | 322 | 5.8 | 6.1 | 298 | 8.4 | 6.4 | +23 |
| 55 to 59 | 351 | 6.3 | 5.9 | 226 | 6.4 | 5.5 | +125 |
| 60 to 64 | 326 | 5.9 | 5.4 | 161 | 4.6 | 4.8 | +165 |
| 65 to 69 | 254 | 4.6 | 4.4 | 103 | 2.9 | 3.7 | +151 |
| 70 to 74 | 167 | 3.0 | 3.6 | 94 | 2.7 | 3.1 | +73 |
| 75 to 79 | 99 | 1.8 | 2.7 | 68 | 1.9 | 2.6 | +30 |
| 80 to 84 | 71 | 1.3 | 2.0 | 66 | 1.9 | 2.2 | +5 |
| 85 and over | 95 | 1.7 | 2.3 | 86 | 2.5 | 1.9 | +8 |
| Total population | 5,552 | 100.0 | 100.0 | 3,539 | 100.0 | 100.0 | +2,013 |
Dominant groups
Analysis of the five year age groups of Birrong - Regents Park - Potts Hill in 2021 compared to the City of Canterbury Bankstown shows that there was a similar proportion of people in the younger age groups (under 15) and a lower proportion of people in the older age groups (65+).
Overall, 20.2% of the population was aged between 0 and 15, and 12.4% were aged 65 years and over, compared with 19.8% and 15.0% respectively for the City of Canterbury Bankstown.
The major differences between the age structure of Birrong - Regents Park - Potts Hill and the City of Canterbury Bankstown were:
- A larger percentage of persons aged 30 to 34 (8.7% compared to 7.5%)
- A smaller percentage of persons aged 40 to 44 (5.5% compared to 6.5%)
- A smaller percentage of persons aged 75 to 79 (1.8% compared to 2.7%)
- A smaller percentage of persons aged 80 to 84 (1.3% compared to 2.0%)
Emerging groups
From 2011 to 2021, Birrong - Regents Park - Potts Hill's population increased by 2,013 people (56.9%). This represents an average annual population change of 4.61% per year over the period.
The largest changes in age structure in this area between 2011 and 2021 were in the age groups:
- 30 to 34 (+313 persons)
- 35 to 39 (+215 persons)
- 25 to 29 (+205 persons)
- 0 to 4 (+180 persons)
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