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LEARN MORE ABOUT .idIn 2021, the largest age group in Castlefield Ward was 50 to 54 year olds. The group that changed the most since 2001 was 55 to 59 year olds, increasing by 232 people.
The Age Structure of Castlefield Ward provides key insights into the level of demand for age based services and facilities such as child care. It is also an indicator of Castlefield Ward'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 Castlefield Ward'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 | |||||||
|---|---|---|---|---|---|---|---|
| Castlefield Ward - Total females (Usual residence) | 2021 | 2001 | Change | ||||
| Five year age groups (years) | Number | % | City of Bayside % | Number | % | City of Bayside % | 2001 to 2021 |
| 0 to 4 | 293 | 3.6 | 4.2 | 416 | 5.7 | 5.4 | -123 |
| 5 to 9 | 447 | 5.5 | 5.4 | 512 | 7.0 | 6.1 | -65 |
| 10 to 14 | 630 | 7.7 | 6.8 | 540 | 7.4 | 6.3 | +90 |
| 15 to 19 | 618 | 7.6 | 6.4 | 431 | 5.9 | 5.9 | +186 |
| 20 to 24 | 402 | 4.9 | 4.6 | 304 | 4.2 | 4.4 | +97 |
| 25 to 29 | 239 | 2.9 | 3.4 | 286 | 3.9 | 4.6 | -48 |
| 30 to 34 | 247 | 3.0 | 4.3 | 422 | 5.8 | 6.6 | -175 |
| 35 to 39 | 419 | 5.2 | 5.5 | 586 | 8.0 | 7.8 | -167 |
| 40 to 44 | 503 | 6.2 | 6.5 | 636 | 8.7 | 8.3 | -134 |
| 45 to 49 | 691 | 8.5 | 7.9 | 597 | 8.2 | 7.7 | +93 |
| 50 to 54 | 785 | 9.7 | 8.3 | 555 | 7.6 | 7.3 | +230 |
| 55 to 59 | 646 | 7.9 | 7.4 | 414 | 5.7 | 5.6 | +232 |
| 60 to 64 | 499 | 6.1 | 6.4 | 267 | 3.7 | 4.0 | +231 |
| 65 to 69 | 442 | 5.4 | 5.7 | 229 | 3.1 | 3.6 | +212 |
| 70 to 74 | 420 | 5.2 | 5.5 | 281 | 3.9 | 4.4 | +138 |
| 75 to 79 | 326 | 4.0 | 4.3 | 308 | 4.2 | 4.7 | +17 |
| 80 to 84 | 207 | 2.5 | 2.9 | 264 | 3.6 | 3.6 | -57 |
| 85 and over | 316 | 3.9 | 4.2 | 257 | 3.5 | 3.8 | +58 |
| Total population | 8,130 | 100.0 | 100.0 | 7,314 | 100.0 | 100.0 | +815 |
Dominant groups
Analysis of the female five year age groups of Castlefield Ward in 2021 compared to the City of Bayside 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, 16.9% of the female population was aged between 0 and 15, and 21.0% were aged 65 years and over, compared with 16.4% and 22.7% respectively for the City of Bayside.
The major differences between the female age structure of Castlefield Ward and the City of Bayside were:
- A larger percentage of females aged 50 to 54 (9.7% compared to 8.3%)
- A larger percentage of females aged 15 to 19 (7.6% compared to 6.4%)
- A larger percentage of females aged 10 to 14 (7.7% compared to 6.8%)
- A smaller percentage of females aged 30 to 34 (3.0% compared to 4.3%)
Emerging groups
From 2001 to 2021, Castlefield Ward's female population increased by 816 people (11.2%). This represents an average annual population change of 0.53% per year over the period.
The largest changes in female age structure in this area between 2001 and 2021 were in the age groups:
- 55 to 59 (+232 females)
- 60 to 64 (+231 females)
- 50 to 54 (+230 females)
- 65 to 69 (+212 females)
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