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LEARN MORE ABOUT .idIn 2021, the largest age group in Box Hill was 35 to 39 year olds. The group that changed the most since 2006 was 35 to 39 year olds, increasing by 832 people.
The Age Structure of Box Hill provides key insights into the level of demand for age based services and facilities such as child care. It is also an indicator of Box Hill'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 Box Hill'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 | |||||||
|---|---|---|---|---|---|---|---|
| Box Hill - Total persons (Enumerated) | 2021 | 2006 | Change | ||||
| Five year age groups (years) | Number | % | Kellyville % | Number | % | Kellyville % | 2006 to 2021 |
| 0 to 4 | 764 | 11.9 | 5.8 | 52 | 5.7 | 9.6 | +712 |
| 5 to 9 | 644 | 10.0 | 7.9 | 53 | 5.8 | 9.2 | +591 |
| 10 to 14 | 438 | 6.8 | 8.0 | 53 | 5.8 | 8.3 | +385 |
| 15 to 19 | 269 | 4.2 | 7.8 | 71 | 7.8 | 7.2 | +197 |
| 20 to 24 | 290 | 4.5 | 6.3 | 63 | 6.9 | 6.3 | +226 |
| 25 to 29 | 524 | 8.2 | 4.6 | 52 | 5.7 | 5.5 | +472 |
| 30 to 34 | 791 | 12.3 | 5.1 | 61 | 6.6 | 8.7 | +730 |
| 35 to 39 | 897 | 14.0 | 8.0 | 64 | 7.0 | 9.9 | +832 |
| 40 to 44 | 586 | 9.1 | 8.7 | 51 | 5.6 | 8.2 | +534 |
| 45 to 49 | 340 | 5.3 | 8.1 | 80 | 8.7 | 7.5 | +260 |
| 50 to 54 | 231 | 3.6 | 6.9 | 77 | 8.4 | 6.4 | +153 |
| 55 to 59 | 166 | 2.6 | 5.7 | 74 | 8.1 | 4.9 | +92 |
| 60 to 64 | 164 | 2.6 | 4.8 | 56 | 6.2 | 3.1 | +107 |
| 65 to 69 | 139 | 2.2 | 4.1 | 30 | 3.3 | 2.0 | +108 |
| 70 to 74 | 97 | 1.5 | 3.3 | 24 | 2.7 | 1.3 | +72 |
| 75 to 79 | 42 | 0.7 | 2.6 | 29 | 3.2 | 0.8 | +13 |
| 80 to 84 | 13 | 0.2 | 1.4 | 12 | 1.4 | 0.7 | 0 |
| 85 and over | 13 | 0.2 | 1.1 | 11 | 1.3 | 0.3 | +1 |
| Total population | 6,408 | 100.0 | 100.0 | 921 | 100.0 | 100.0 | +5,486 |
Dominant groups
Analysis of the five year age groups of Box Hill in 2021 compared to Kellyville shows that there was a higher proportion of people in the younger age groups (under 15) and a lower proportion of people in the older age groups (65+).
Overall, 28.8% of the population was aged between 0 and 15, and 4.7% were aged 65 years and over, compared with 21.6% and 12.4% respectively for Kellyville.
The major differences between the age structure of Box Hill and Kellyville were:
- A larger percentage of persons aged 30 to 34 (12.3% compared to 5.1%)
- A larger percentage of persons aged 0 to 4 (11.9% compared to 5.8%)
- A larger percentage of persons aged 35 to 39 (14.0% compared to 8.0%)
- A smaller percentage of persons aged 15 to 19 (4.2% compared to 7.8%)
Emerging groups
From 2006 to 2021, Box Hill's population increased by 5,487 people (595.8%). This represents an average annual population change of 13.81% per year over the period.
The largest changes in age structure in this area between 2006 and 2021 were in the age groups:
- 35 to 39 (+832 persons)
- 30 to 34 (+730 persons)
- 0 to 4 (+712 persons)
- 5 to 9 (+591 persons)
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