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LEARN MORE ABOUT .idIn 2021, the largest age group in Keilor Downs was 25 to 29 year olds. The group that changed the most since 2006 was 15 to 19 year olds, decreasing by 273 people.
The Age Structure of Keilor Downs provides key insights into the level of demand for age based services and facilities such as child care. It is also an indicator of Keilor Downs'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 Keilor Downs'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 | |||||||
|---|---|---|---|---|---|---|---|
| Keilor Downs - Total males (Enumerated) | 2021 | 2006 | Change | ||||
| Five year age groups (years) | Number | % | Western Region % | Number | % | Western Region % | 2006 to 2021 |
| 0 to 4 | 270 | 5.5 | 7.4 | 298 | 5.6 | 7.3 | -29 |
| 5 to 9 | 276 | 5.7 | 7.6 | 316 | 5.9 | 7.0 | -41 |
| 10 to 14 | 271 | 5.6 | 6.6 | 471 | 8.8 | 7.1 | -201 |
| 15 to 19 | 261 | 5.3 | 5.7 | 534 | 9.9 | 7.0 | -273 |
| 20 to 24 | 311 | 6.4 | 6.6 | 483 | 9.0 | 7.4 | -173 |
| 25 to 29 | 365 | 7.5 | 7.9 | 377 | 7.0 | 7.6 | -13 |
| 30 to 34 | 291 | 6.0 | 8.5 | 286 | 5.3 | 8.2 | +4 |
| 35 to 39 | 297 | 6.1 | 9.2 | 297 | 5.5 | 8.2 | -1 |
| 40 to 44 | 285 | 5.8 | 7.7 | 349 | 6.5 | 7.7 | -65 |
| 45 to 49 | 274 | 5.6 | 6.5 | 437 | 8.1 | 7.1 | -163 |
| 50 to 54 | 259 | 5.3 | 5.8 | 441 | 8.2 | 6.4 | -182 |
| 55 to 59 | 297 | 6.1 | 5.1 | 365 | 6.8 | 5.5 | -68 |
| 60 to 64 | 360 | 7.4 | 4.4 | 303 | 5.6 | 4.0 | +56 |
| 65 to 69 | 345 | 7.1 | 3.7 | 182 | 3.4 | 3.0 | +162 |
| 70 to 74 | 306 | 6.3 | 3.0 | 112 | 2.1 | 2.4 | +193 |
| 75 to 79 | 203 | 4.2 | 2.0 | 64 | 1.2 | 2.0 | +138 |
| 80 to 84 | 119 | 2.4 | 1.3 | 38 | 0.7 | 1.3 | +81 |
| 85 and over | 90 | 1.8 | 1.0 | 15 | 0.3 | 0.7 | +74 |
| Total population | 4,880 | 100.0 | 100.0 | 5,379 | 100.0 | 100.0 | -499 |
Dominant groups
Analysis of the male five year age groups of Keilor Downs in 2021 compared to Western Region shows that there was a lower proportion of males in the younger age groups (under 15) and a higher proportion of males in the older age groups (65+).
Overall, 16.7% of the male population was aged between 0 and 15, and 21.8% were aged 65 years and over, compared with 21.6% and 11.0% respectively for Western Region.
The major differences between the male age structure of Keilor Downs and Western Region were:
- A larger percentage of males aged 65 to 69 (7.1% compared to 3.7%)
- A larger percentage of males aged 70 to 74 (6.3% compared to 3.0%)
- A larger percentage of males aged 60 to 64 (7.4% compared to 4.4%)
- A smaller percentage of males aged 35 to 39 (6.1% compared to 9.2%)
Emerging groups
From 2006 to 2021, Keilor Downs's male population decreased by 499 people (9.3%). This represents an average annual population change of -0.65% per year over the period.
The largest changes in male age structure in this area between 2006 and 2021 were in the age groups:
- 15 to 19 (-273 males)
- 10 to 14 (-201 males)
- 70 to 74 (+193 males)
- 50 to 54 (-182 males)
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