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LEARN MORE ABOUT .idIn 2021, the largest age group in West Pennant Hills was 60 to 64 year olds. The group that changed the most since 2006 was 65 to 69 year olds, increasing by 419 people.
The Age Structure of West Pennant Hills provides key insights into the level of demand for age based services and facilities such as child care. It is also an indicator of West Pennant Hills'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 West Pennant Hills'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 | |||||||
|---|---|---|---|---|---|---|---|
| West Pennant Hills - Total females (Usual residence) | 2021 | 2006 | Change | ||||
| Five year age groups (years) | Number | % | Bella Vista % | Number | % | Bella Vista % | 2006 to 2021 |
| 0 to 4 | 277 | 4.1 | 4.0 | 255 | 3.7 | 4.4 | +22 |
| 5 to 9 | 402 | 6.0 | 6.6 | 407 | 6.0 | 8.2 | -6 |
| 10 to 14 | 425 | 6.4 | 6.9 | 539 | 7.9 | 9.0 | -114 |
| 15 to 19 | 417 | 6.2 | 5.8 | 694 | 10.1 | 9.7 | -277 |
| 20 to 24 | 380 | 5.7 | 7.1 | 587 | 8.6 | 8.6 | -207 |
| 25 to 29 | 246 | 3.7 | 5.2 | 281 | 4.1 | 4.4 | -35 |
| 30 to 34 | 275 | 4.1 | 4.3 | 239 | 3.5 | 5.4 | +35 |
| 35 to 39 | 428 | 6.4 | 7.0 | 414 | 6.1 | 8.3 | +13 |
| 40 to 44 | 431 | 6.4 | 8.0 | 558 | 8.2 | 10.4 | -128 |
| 45 to 49 | 439 | 6.6 | 7.7 | 710 | 10.4 | 9.8 | -271 |
| 50 to 54 | 483 | 7.2 | 8.2 | 750 | 11.0 | 8.4 | -267 |
| 55 to 59 | 541 | 8.1 | 7.9 | 553 | 8.1 | 6.0 | -13 |
| 60 to 64 | 565 | 8.4 | 7.3 | 334 | 4.9 | 2.5 | +230 |
| 65 to 69 | 558 | 8.3 | 5.7 | 138 | 2.0 | 2.5 | +419 |
| 70 to 74 | 384 | 5.7 | 4.0 | 91 | 1.3 | 1.1 | +292 |
| 75 to 79 | 201 | 3.0 | 1.9 | 70 | 1.0 | 0.7 | +131 |
| 80 to 84 | 114 | 1.7 | 1.4 | 94 | 1.4 | 0.4 | +20 |
| 85 and over | 124 | 1.9 | 1.0 | 119 | 1.8 | 0.4 | +4 |
| Total population | 6,690 | 100.0 | 100.0 | 6,841 | 100.0 | 100.0 | -152 |
Dominant groups
Analysis of the female five year age groups of West Pennant Hills in 2021 compared to Bella Vista 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, 16.5% of the female population was aged between 0 and 15, and 20.6% were aged 65 years and over, compared with 17.5% and 14.0% respectively for Bella Vista.
The major differences between the female age structure of West Pennant Hills and Bella Vista were:
- A larger percentage of females aged 65 to 69 (8.3% compared to 5.7%)
- A larger percentage of females aged 70 to 74 (5.7% compared to 4.0%)
- A smaller percentage of females aged 40 to 44 (6.4% compared to 8.0%)
- A smaller percentage of females aged 25 to 29 (3.7% compared to 5.2%)
Emerging groups
From 2006 to 2021, West Pennant Hills's female population decreased by 151 people (2.2%). This represents an average annual population change of -0.15% per year over the period.
The largest changes in female age structure in this area between 2006 and 2021 were in the age groups:
- 65 to 69 (+419 females)
- 70 to 74 (+292 females)
- 15 to 19 (-277 females)
- 45 to 49 (-271 females)
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