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LEARN MORE ABOUT .idIn 2021, the largest age group in Penrith City was 30 to 34 year olds. The group that changed the most since 1991 was 60 to 64 year olds, increasing by 4,065 people.
The Age Structure of Penrith City provides key insights into the level of demand for age based services and facilities such as child care. It is also an indicator of Penrith City'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 Penrith City'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 | |||||||
|---|---|---|---|---|---|---|---|
| Penrith City - Total females (Enumerated) | 2021 | 1991 | Change | ||||
| Five year age groups (years) | Number | % | St Marys % | Number | % | St Marys % | 1991 to 2021 |
| 0 to 4 | 7,505 | 6.8 | 7.6 | 7,151 | 9.5 | 7.5 | +354 |
| 5 to 9 | 7,596 | 6.9 | 6.9 | 7,143 | 9.5 | 6.5 | +453 |
| 10 to 14 | 7,255 | 6.6 | 6.1 | 6,494 | 8.7 | 7.0 | +761 |
| 15 to 19 | 6,613 | 6.0 | 4.7 | 6,386 | 8.5 | 9.0 | +227 |
| 20 to 24 | 7,215 | 6.6 | 6.5 | 6,160 | 8.2 | 10.0 | +1,055 |
| 25 to 29 | 8,269 | 7.5 | 8.6 | 6,464 | 8.6 | 7.4 | +1,805 |
| 30 to 34 | 8,822 | 8.0 | 9.2 | 7,470 | 10.0 | 8.0 | +1,352 |
| 35 to 39 | 8,642 | 7.8 | 8.4 | 6,467 | 8.6 | 6.3 | +2,175 |
| 40 to 44 | 7,425 | 6.7 | 6.4 | 6,008 | 8.0 | 6.6 | +1,417 |
| 45 to 49 | 7,014 | 6.4 | 5.9 | 3,904 | 5.2 | 5.8 | +3,110 |
| 50 to 54 | 6,542 | 5.9 | 5.3 | 2,646 | 3.5 | 4.2 | +3,896 |
| 55 to 59 | 6,031 | 5.5 | 5.3 | 2,002 | 2.7 | 4.4 | +4,029 |
| 60 to 64 | 5,987 | 5.4 | 4.6 | 1,922 | 2.6 | 4.8 | +4,065 |
| 65 to 69 | 4,873 | 4.4 | 4.5 | 1,826 | 2.4 | 5.0 | +3,047 |
| 70 to 74 | 4,175 | 3.8 | 3.6 | 1,339 | 1.8 | 3.7 | +2,836 |
| 75 to 79 | 2,604 | 2.4 | 2.3 | 843 | 1.1 | 2.0 | +1,761 |
| 80 to 84 | 1,758 | 1.6 | 1.9 | 525 | 0.7 | 1.3 | +1,233 |
| 85 and over | 1,778 | 1.6 | 2.2 | 221 | 0.3 | 0.5 | +1,557 |
| Total population | 110,104 | 100.0 | 100.0 | 74,971 | 100.0 | 100.0 | +35,133 |
Dominant groups
Analysis of the female five year age groups of Penrith City in 2021 compared to St Marys 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, 20.3% of the female population was aged between 0 and 15, and 13.8% were aged 65 years and over, compared with 20.6% and 14.4% respectively for St Marys.
The major differences between the female age structure of Penrith City and St Marys were:
- A larger percentage of females aged 15 to 19 (6.0% compared to 4.7%)
- A larger percentage of females aged 60 to 64 (5.4% compared to 4.6%)
- A smaller percentage of females aged 30 to 34 (8.0% compared to 9.2%)
- A smaller percentage of females aged 25 to 29 (7.5% compared to 8.6%)
Emerging groups
From 1991 to 2021, Penrith City's female population increased by 35,133 people (46.9%). This represents an average annual population change of 1.29% per year over the period.
The largest changes in female age structure in this area between 1991 and 2021 were in the age groups:
- 60 to 64 (+4,065 females)
- 55 to 59 (+4,029 females)
- 50 to 54 (+3,896 females)
- 45 to 49 (+3,110 females)
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