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LEARN MORE ABOUT .idIn 2021, the largest age group in Keilor Downs was 60 to 64 year olds. The group that changed the most since 2001 was 10 to 14 year olds, decreasing by 364 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 females (Enumerated) | 2021 | 2001 | Change | ||||
| Five year age groups (years) | Number | % | Sunshine % | Number | % | Sunshine % | 2001 to 2021 |
| 0 to 4 | 222 | 4.5 | 6.5 | 348 | 5.9 | 5.6 | -127 |
| 5 to 9 | 254 | 5.1 | 5.0 | 412 | 7.0 | 5.4 | -159 |
| 10 to 14 | 218 | 4.4 | 4.8 | 581 | 9.8 | 6.0 | -364 |
| 15 to 19 | 272 | 5.5 | 3.8 | 526 | 8.9 | 7.0 | -255 |
| 20 to 24 | 297 | 6.0 | 7.0 | 426 | 7.2 | 7.6 | -130 |
| 25 to 29 | 304 | 6.1 | 9.7 | 392 | 6.6 | 6.9 | -89 |
| 30 to 34 | 319 | 6.4 | 10.4 | 407 | 6.9 | 7.9 | -89 |
| 35 to 39 | 306 | 6.1 | 8.5 | 535 | 9.0 | 6.5 | -229 |
| 40 to 44 | 270 | 5.4 | 6.5 | 617 | 10.4 | 7.2 | -347 |
| 45 to 49 | 305 | 6.1 | 6.5 | 527 | 8.9 | 7.0 | -223 |
| 50 to 54 | 315 | 6.3 | 5.9 | 380 | 6.4 | 5.6 | -66 |
| 55 to 59 | 377 | 7.6 | 4.7 | 211 | 3.6 | 4.5 | +165 |
| 60 to 64 | 421 | 8.4 | 5.2 | 156 | 2.6 | 3.2 | +264 |
| 65 to 69 | 391 | 7.8 | 4.6 | 143 | 2.4 | 4.1 | +248 |
| 70 to 74 | 283 | 5.7 | 2.7 | 95 | 1.6 | 5.3 | +187 |
| 75 to 79 | 174 | 3.5 | 2.8 | 65 | 1.1 | 5.3 | +108 |
| 80 to 84 | 132 | 2.6 | 1.9 | 36 | 0.6 | 2.6 | +95 |
| 85 and over | 125 | 2.5 | 3.3 | 59 | 1.0 | 2.3 | +66 |
| Total population | 4,985 | 100.0 | 100.0 | 5,927 | 100.0 | 100.0 | -943 |
Dominant groups
Analysis of the female five year age groups of Keilor Downs in 2021 compared to Sunshine 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, 13.9% of the female population was aged between 0 and 15, and 22.2% were aged 65 years and over, compared with 16.3% and 15.4% respectively for Sunshine.
The major differences between the female age structure of Keilor Downs and Sunshine were:
- A larger percentage of females aged 65 to 69 (7.8% compared to 4.6%)
- A larger percentage of females aged 60 to 64 (8.4% compared to 5.2%)
- A smaller percentage of females aged 30 to 34 (6.4% compared to 10.4%)
- A smaller percentage of females aged 25 to 29 (6.1% compared to 9.7%)
Emerging groups
From 2001 to 2021, Keilor Downs's female population decreased by 942 people (15.9%). This represents an average annual population change of -0.86% per year over the period.
The largest changes in female age structure in this area between 2001 and 2021 were in the age groups:
- 10 to 14 (-364 females)
- 40 to 44 (-347 females)
- 60 to 64 (+264 females)
- 15 to 19 (-255 females)
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