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LEARN MORE ABOUT .idIn 2021, the largest age group in Delahey was 50 to 54 year olds. The group that changed the most since 2006 was 40 to 44 year olds, decreasing by 180 people.
The Age Structure of Delahey provides key insights into the level of demand for age based services and facilities such as child care. It is also an indicator of Delahey'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 Delahey'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 | |||||||
|---|---|---|---|---|---|---|---|
| Delahey - Total females (Usual residence) | 2021 | 2006 | Change | ||||
| Five year age groups (years) | Number | % | City of Brimbank % | Number | % | City of Brimbank % | 2006 to 2021 |
| 0 to 4 | 210 | 5.1 | 5.4 | 346 | 7.7 | 6.3 | -136 |
| 5 to 9 | 210 | 5.1 | 5.8 | 385 | 8.6 | 6.6 | -175 |
| 10 to 14 | 203 | 4.9 | 5.5 | 371 | 8.2 | 7.0 | -168 |
| 15 to 19 | 246 | 6.0 | 5.7 | 346 | 7.7 | 7.1 | -100 |
| 20 to 24 | 276 | 6.7 | 6.5 | 321 | 7.1 | 7.3 | -45 |
| 25 to 29 | 322 | 7.8 | 7.4 | 325 | 7.2 | 7.0 | -3 |
| 30 to 34 | 266 | 6.5 | 7.6 | 408 | 9.1 | 7.5 | -142 |
| 35 to 39 | 280 | 6.8 | 7.2 | 436 | 9.7 | 7.8 | -156 |
| 40 to 44 | 217 | 5.3 | 6.3 | 397 | 8.8 | 7.4 | -180 |
| 45 to 49 | 272 | 6.6 | 6.5 | 326 | 7.2 | 7.4 | -54 |
| 50 to 54 | 346 | 8.4 | 6.6 | 276 | 6.1 | 7.0 | +70 |
| 55 to 59 | 320 | 7.8 | 6.1 | 196 | 4.4 | 6.2 | +124 |
| 60 to 64 | 290 | 7.1 | 6.0 | 126 | 2.8 | 4.2 | +164 |
| 65 to 69 | 243 | 5.9 | 5.3 | 67 | 1.5 | 3.3 | +176 |
| 70 to 74 | 171 | 4.2 | 4.5 | 34 | 0.8 | 2.8 | +137 |
| 75 to 79 | 118 | 2.9 | 3.1 | 50 | 1.1 | 2.3 | +68 |
| 80 to 84 | 58 | 1.4 | 2.1 | 54 | 1.2 | 1.7 | +4 |
| 85 and over | 64 | 1.6 | 2.3 | 34 | 0.8 | 1.1 | +30 |
| Total population | 4,112 | 100.0 | 100.0 | 4,498 | 100.0 | 100.0 | -386 |
Dominant groups
Analysis of the female five year age groups of Delahey in 2021 compared to the City of Brimbank shows that there was a lower proportion of females in the younger age groups (under 15) as well as a lower proportion of females in the older age groups (65+).
Overall, 15.2% of the female population was aged between 0 and 15, and 15.9% were aged 65 years and over, compared with 16.7% and 17.3% respectively for the City of Brimbank.
The major differences between the female age structure of Delahey and the City of Brimbank were:
- A larger percentage of females aged 50 to 54 (8.4% compared to 6.6%)
- A larger percentage of females aged 55 to 59 (7.8% compared to 6.1%)
- A larger percentage of females aged 60 to 64 (7.1% compared to 6.0%)
- A smaller percentage of females aged 30 to 34 (6.5% compared to 7.6%)
Emerging groups
From 2006 to 2021, Delahey's female population decreased by 386 people (8.6%). This represents an average annual population change of -0.6% per year over the period.
The largest changes in female age structure in this area between 2006 and 2021 were in the age groups:
- 40 to 44 (-180 females)
- 65 to 69 (+176 females)
- 5 to 9 (-175 females)
- 10 to 14 (-168 females)
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