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LEARN MORE ABOUT .idIn 2021, the largest age group in Penrith City was 35 to 39 year olds. The group that changed the most since 2011 was 35 to 39 year olds, increasing by 1,934 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 males (Enumerated) | 2021 | 2011 | Change | ||||
| Five year age groups (years) | Number | % | Willoughby City % | Number | % | Willoughby City % | 2011 to 2021 |
| 0 to 4 | 8,135 | 7.6 | 5.7 | 6,943 | 7.9 | 7.8 | +1,192 |
| 5 to 9 | 7,967 | 7.4 | 7.2 | 6,381 | 7.3 | 6.8 | +1,586 |
| 10 to 14 | 7,623 | 7.1 | 7.0 | 6,502 | 7.4 | 5.9 | +1,121 |
| 15 to 19 | 6,935 | 6.5 | 5.9 | 6,682 | 7.6 | 5.2 | +253 |
| 20 to 24 | 7,522 | 7.0 | 5.5 | 6,676 | 7.6 | 6.3 | +846 |
| 25 to 29 | 7,871 | 7.3 | 5.9 | 6,484 | 7.4 | 7.4 | +1,387 |
| 30 to 34 | 7,999 | 7.5 | 6.4 | 6,258 | 7.1 | 8.3 | +1,741 |
| 35 to 39 | 8,246 | 7.7 | 8.2 | 6,312 | 7.2 | 8.6 | +1,934 |
| 40 to 44 | 7,411 | 6.9 | 8.3 | 5,970 | 6.8 | 8.0 | +1,441 |
| 45 to 49 | 6,966 | 6.5 | 7.5 | 5,860 | 6.7 | 7.2 | +1,106 |
| 50 to 54 | 6,315 | 5.9 | 6.6 | 5,758 | 6.6 | 6.2 | +557 |
| 55 to 59 | 5,866 | 5.5 | 5.9 | 5,262 | 6.0 | 5.3 | +604 |
| 60 to 64 | 5,379 | 5.0 | 4.9 | 4,803 | 5.5 | 5.1 | +576 |
| 65 to 69 | 4,436 | 4.1 | 4.3 | 3,107 | 3.5 | 3.6 | +1,329 |
| 70 to 74 | 3,885 | 3.6 | 4.0 | 1,998 | 2.3 | 2.6 | +1,887 |
| 75 to 79 | 2,461 | 2.3 | 2.7 | 1,308 | 1.5 | 2.2 | +1,153 |
| 80 to 84 | 1,387 | 1.3 | 2.0 | 855 | 1.0 | 1.9 | +532 |
| 85 and over | 962 | 0.9 | 2.1 | 577 | 0.7 | 1.6 | +385 |
| Total population | 107,366 | 100.0 | 100.0 | 87,736 | 100.0 | 100.0 | +19,630 |
Dominant groups
Analysis of the male five year age groups of Penrith City in 2021 compared to Willoughby City shows that there was a higher proportion of males in the younger age groups (under 15) and a lower proportion of males in the older age groups (65+).
Overall, 22.1% of the male population was aged between 0 and 15, and 12.2% were aged 65 years and over, compared with 19.9% and 15.0% respectively for Willoughby City.
The major differences between the male age structure of Penrith City and Willoughby City were:
- A larger percentage of males aged 0 to 4 (7.6% compared to 5.7%)
- A larger percentage of males aged 20 to 24 (7.0% compared to 5.5%)
- A larger percentage of males aged 25 to 29 (7.3% compared to 5.9%)
- A smaller percentage of males aged 40 to 44 (6.9% compared to 8.3%)
Emerging groups
From 2011 to 2021, Penrith City's male population increased by 19,630 people (22.4%). This represents an average annual population change of 2.04% per year over the period.
The largest changes in male age structure in this area between 2011 and 2021 were in the age groups:
- 35 to 39 (+1,934 males)
- 70 to 74 (+1,887 males)
- 30 to 34 (+1,741 males)
- 5 to 9 (+1,586 males)
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