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LEARN MORE ABOUT .idIn 2021, the largest age group in Tarneit - Truganina was 35 to 39 year olds. The group that changed the most since 1996 was 35 to 39 year olds, increasing by 9,800 people.
The Age Structure of Tarneit - Truganina provides key insights into the level of demand for age based services and facilities such as child care. It is also an indicator of Tarneit - Truganina'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 Tarneit - Truganina'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 | |||||||
|---|---|---|---|---|---|---|---|
| Tarneit - Truganina - Total persons (Enumerated) | 2021 | 1996 | Change | ||||
| Five year age groups (years) | Number | % | Tarneit (West) - Mount Cottrell % | Number | % | Tarneit (West) - Mount Cottrell % | 1996 to 2021 |
| 0 to 4 | 8,018 | 11.5 | 13.7 | 23 | 5.9 | 5.9 | +7,995 |
| 5 to 9 | 7,344 | 10.5 | 10.9 | 23 | 6.0 | 6.0 | +7,321 |
| 10 to 14 | 4,957 | 7.1 | 6.9 | 21 | 5.5 | 5.5 | +4,936 |
| 15 to 19 | 3,112 | 4.5 | 3.6 | 39 | 10.1 | 10.1 | +3,073 |
| 20 to 24 | 4,431 | 6.4 | 6.0 | 37 | 9.5 | 9.5 | +4,394 |
| 25 to 29 | 6,480 | 9.3 | 10.0 | 27 | 6.9 | 6.9 | +6,453 |
| 30 to 34 | 8,908 | 12.8 | 15.4 | 20 | 5.2 | 5.2 | +8,888 |
| 35 to 39 | 9,821 | 14.1 | 14.6 | 21 | 5.4 | 5.4 | +9,800 |
| 40 to 44 | 5,938 | 8.5 | 7.8 | 36 | 9.3 | 9.3 | +5,902 |
| 45 to 49 | 3,148 | 4.5 | 3.7 | 39 | 10.0 | 10.0 | +3,109 |
| 50 to 54 | 2,171 | 3.1 | 2.1 | 39 | 10.1 | 10.1 | +2,132 |
| 55 to 59 | 1,599 | 2.3 | 1.8 | 25 | 6.4 | 6.4 | +1,574 |
| 60 to 64 | 1,322 | 1.9 | 1.3 | 17 | 4.3 | 4.3 | +1,305 |
| 65 to 69 | 1,012 | 1.5 | 1.0 | 4 | 1.2 | 1.2 | +1,008 |
| 70 to 74 | 733 | 1.1 | 0.5 | 10 | 2.7 | 2.7 | +723 |
| 75 to 79 | 426 | 0.6 | 0.3 | 3 | 0.8 | 0.8 | +423 |
| 80 to 84 | 206 | 0.3 | 0.1 | 1 | 0.4 | 0.4 | +205 |
| 85 and over | 127 | 0.2 | 0.1 | 1 | 0.4 | 0.4 | +126 |
| Total population | 69,753 | 100.0 | 100.0 | 391 | 100.0 | 100.0 | +69,362 |
Dominant groups
Analysis of the five year age groups of Tarneit - Truganina in 2021 compared to Tarneit (West) - Mount Cottrell shows that there was a lower proportion of people in the younger age groups (under 15) and a higher proportion of people in the older age groups (65+).
Overall, 29.1% of the population was aged between 0 and 15, and 3.6% were aged 65 years and over, compared with 31.6% and 2.1% respectively for Tarneit (West) - Mount Cottrell.
The major differences between the age structure of Tarneit - Truganina and Tarneit (West) - Mount Cottrell were:
- A larger percentage of persons aged 50 to 54 (3.1% compared to 2.1%)
- A larger percentage of persons aged 15 to 19 (4.5% compared to 3.6%)
- A smaller percentage of persons aged 30 to 34 (12.8% compared to 15.4%)
- A smaller percentage of persons aged 0 to 4 (11.5% compared to 13.7%)
Emerging groups
From 1996 to 2021, Tarneit - Truganina's population increased by 69,362 people (17739.6%). This represents an average annual population change of 23.04% per year over the period.
The largest changes in age structure in this area between 1996 and 2021 were in the age groups:
- 35 to 39 (+9,800 persons)
- 30 to 34 (+8,888 persons)
- 0 to 4 (+7,995 persons)
- 5 to 9 (+7,321 persons)
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