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LEARN MORE ABOUT .idIn 2021, the largest age group in Greater Capital Cities was 30 to 34 year olds. The group that changed the most since 2016 was 35 to 39 year olds, increasing by 109,547 people.
The Age Structure of Greater Capital Cities provides key insights into the level of demand for age based services and facilities such as child care. It is also an indicator of Greater Capital Cities'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 Greater Capital Cities'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 | |||||||
|---|---|---|---|---|---|---|---|
| Greater Capital Cities - Total females (Enumerated) | 2021 | 2016 | Change | ||||
| Five year age groups (years) | Number | % | South East Queensland % | Number | % | South East Queensland % | 2016 to 2021 |
| 0 to 4 | 475,773 | 5.7 | 5.4 | 471,897 | 6.1 | 6.0 | +3,876 |
| 5 to 9 | 507,315 | 6.1 | 6.1 | 470,985 | 6.1 | 6.3 | +36,330 |
| 10 to 14 | 496,864 | 5.9 | 6.2 | 431,185 | 5.6 | 5.9 | +65,679 |
| 15 to 19 | 461,232 | 5.5 | 5.9 | 453,412 | 5.9 | 6.1 | +7,820 |
| 20 to 24 | 531,363 | 6.4 | 6.4 | 537,442 | 7.0 | 6.9 | -6,079 |
| 25 to 29 | 612,907 | 7.3 | 6.9 | 594,820 | 7.8 | 7.0 | +18,087 |
| 30 to 34 | 665,030 | 8.0 | 7.2 | 609,776 | 7.9 | 7.2 | +55,254 |
| 35 to 39 | 653,133 | 7.8 | 7.3 | 543,586 | 7.1 | 6.7 | +109,547 |
| 40 to 44 | 568,011 | 6.8 | 6.7 | 537,372 | 7.0 | 7.0 | +30,639 |
| 45 to 49 | 549,954 | 6.6 | 6.8 | 527,325 | 6.9 | 6.9 | +22,629 |
| 50 to 54 | 529,763 | 6.3 | 6.5 | 488,593 | 6.4 | 6.5 | +41,170 |
| 55 to 59 | 486,070 | 5.8 | 5.9 | 454,289 | 5.9 | 6.0 | +31,781 |
| 60 to 64 | 449,549 | 5.4 | 5.5 | 396,624 | 5.2 | 5.4 | +52,925 |
| 65 to 69 | 392,140 | 4.7 | 4.9 | 352,681 | 4.6 | 5.1 | +39,459 |
| 70 to 74 | 347,942 | 4.2 | 4.6 | 260,999 | 3.4 | 3.8 | +86,943 |
| 75 to 79 | 250,127 | 3.0 | 3.2 | 201,241 | 2.6 | 2.7 | +48,886 |
| 80 to 84 | 180,619 | 2.2 | 2.1 | 153,565 | 2.0 | 2.0 | +27,054 |
| 85 and over | 204,490 | 2.4 | 2.3 | 188,384 | 2.5 | 2.3 | +16,106 |
| Total population | 8,362,282 | 100.0 | 100.0 | 7,674,176 | 100.0 | 100.0 | +688,106 |
Dominant groups
Analysis of the female five year age groups of Greater Capital Cities in 2021 compared to South East Queensland shows that there was a similar proportion of females in the younger age groups (under 15) and a lower proportion of females in the older age groups (65+).
Overall, 17.7% of the female population was aged between 0 and 15, and 16.4% were aged 65 years and over, compared with 17.7% and 17.1% respectively for South East Queensland.
The major differences between the female age structure of Greater Capital Cities and South East Queensland were:
- A larger percentage of females aged 30 to 34 (8.0% compared to 7.2%)
- A larger percentage of females aged 35 to 39 (7.8% compared to 7.3%)
Emerging groups
From 2016 to 2021, Greater Capital Cities's female population increased by 688,106 people (9.0%). This represents an average annual population change of 1.73% per year over the period.
The largest changes in female age structure in this area between 2016 and 2021 were in the age groups:
- 35 to 39 (+109,547 females)
- 70 to 74 (+86,943 females)
- 10 to 14 (+65,679 females)
- 30 to 34 (+55,254 females)
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