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LEARN MORE ABOUT .idIn 2021, the largest age group in the City of Knox was 35 to 39 year olds. The group that changed the most since 1996 was 60 to 64 year olds, increasing by 3,319 people.
The Age Structure of the City of Knox provides key insights into the level of demand for age based services and facilities such as child care. It is also an indicator of the City of Knox'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 the City of Knox'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 | |||||||
|---|---|---|---|---|---|---|---|
| City of Knox - Total females (Enumerated) | 2021 | 1996 | Change | ||||
| Five year age groups (years) | Number | % | Australia % | Number | % | Australia % | 1996 to 2021 |
| 0 to 4 | 4,159 | 5.1 | 5.5 | 5,147 | 7.8 | 6.9 | -988 |
| 5 to 9 | 4,590 | 5.7 | 6.0 | 5,436 | 8.2 | 7.0 | -846 |
| 10 to 14 | 4,324 | 5.3 | 6.0 | 5,249 | 7.9 | 7.0 | -925 |
| 15 to 19 | 4,465 | 5.5 | 5.5 | 4,936 | 7.5 | 6.8 | -471 |
| 20 to 24 | 4,619 | 5.7 | 6.0 | 4,523 | 6.8 | 7.3 | +96 |
| 25 to 29 | 4,681 | 5.8 | 6.9 | 4,908 | 7.4 | 7.6 | -227 |
| 30 to 34 | 5,499 | 6.8 | 7.4 | 5,502 | 8.3 | 7.8 | -3 |
| 35 to 39 | 5,892 | 7.3 | 7.3 | 5,858 | 8.9 | 8.0 | +34 |
| 40 to 44 | 5,526 | 6.8 | 6.5 | 5,665 | 8.6 | 7.4 | -139 |
| 45 to 49 | 5,521 | 6.8 | 6.5 | 5,081 | 7.7 | 7.0 | +440 |
| 50 to 54 | 5,647 | 7.0 | 6.4 | 3,534 | 5.3 | 5.4 | +2,113 |
| 55 to 59 | 5,492 | 6.8 | 6.1 | 2,368 | 3.6 | 4.4 | +3,124 |
| 60 to 64 | 5,102 | 6.3 | 5.9 | 1,783 | 2.7 | 3.8 | +3,319 |
| 65 to 69 | 4,484 | 5.5 | 5.2 | 1,515 | 2.3 | 3.8 | +2,969 |
| 70 to 74 | 3,842 | 4.8 | 4.7 | 1,519 | 2.3 | 3.6 | +2,323 |
| 75 to 79 | 2,752 | 3.4 | 3.3 | 1,211 | 1.8 | 2.7 | +1,541 |
| 80 to 84 | 2,039 | 2.5 | 2.3 | 1,027 | 1.6 | 1.9 | +1,012 |
| 85 and over | 2,217 | 2.7 | 2.6 | 890 | 1.3 | 1.6 | +1,327 |
| Total population | 80,851 | 100.0 | 100.0 | 66,152 | 100.0 | 100.0 | +14,699 |
Dominant groups
Analysis of the female five year age groups of the City of Knox in 2021 compared to Australia shows that there was a lower proportion of females in the younger age groups (under 15) and a higher proportion of females in the older age groups (65+).
Overall, 16.2% of the female population was aged between 0 and 15, and 19.0% were aged 65 years and over, compared with 17.5% and 18.1% respectively for Australia.
The major differences between the female age structure of the City of Knox and Australia were:
- A larger percentage of females aged 55 to 59 (6.8% compared to 6.1%)
- A larger percentage of females aged 50 to 54 (7.0% compared to 6.4%)
- A smaller percentage of females aged 25 to 29 (5.8% compared to 6.9%)
- A smaller percentage of females aged 10 to 14 (5.3% compared to 6.0%)
Emerging groups
From 1996 to 2021, City of Knox's female population increased by 14,699 people (22.2%). This represents an average annual population change of 0.81% per year over the period.
The largest changes in female age structure in this area between 1996 and 2021 were in the age groups:
- 60 to 64 (+3,319 females)
- 55 to 59 (+3,124 females)
- 65 to 69 (+2,969 females)
- 70 to 74 (+2,323 females)
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