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LEARN MORE ABOUT .idIn 2021, the largest age group in Tirhatuan Ward was 55 to 59 year olds. The group that changed the most since 2016 was 70 to 74 year olds, increasing by 187 people.
The Age Structure of Tirhatuan Ward provides key insights into the level of demand for age based services and facilities such as child care. It is also an indicator of Tirhatuan Ward'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 Tirhatuan Ward'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 | |||||||
|---|---|---|---|---|---|---|---|
| Tirhatuan Ward - Total persons (Usual residence) | 2021 | 2016 | Change | ||||
| Five year age groups (years) | Number | % | Victoria % | Number | % | Victoria % | 2016 to 2021 |
| 0 to 4 | 746 | 4.6 | 5.8 | 815 | 5.1 | 6.3 | -69 |
| 5 to 9 | 873 | 5.4 | 6.2 | 955 | 6.0 | 6.2 | -82 |
| 10 to 14 | 967 | 6.0 | 6.0 | 955 | 6.0 | 5.8 | +12 |
| 15 to 19 | 993 | 6.2 | 5.6 | 1,098 | 6.9 | 6.0 | -106 |
| 20 to 24 | 1,113 | 6.9 | 6.3 | 1,147 | 7.2 | 7.0 | -35 |
| 25 to 29 | 1,057 | 6.5 | 7.3 | 1,003 | 6.3 | 7.4 | +53 |
| 30 to 34 | 960 | 5.9 | 7.7 | 975 | 6.1 | 7.6 | -16 |
| 35 to 39 | 1,092 | 6.8 | 7.5 | 1,005 | 6.3 | 6.8 | +86 |
| 40 to 44 | 1,088 | 6.7 | 6.6 | 1,117 | 7.0 | 6.8 | -29 |
| 45 to 49 | 1,149 | 7.1 | 6.4 | 1,114 | 7.0 | 6.8 | +34 |
| 50 to 54 | 1,089 | 6.7 | 6.3 | 1,214 | 7.6 | 6.4 | -126 |
| 55 to 59 | 1,191 | 7.4 | 5.9 | 1,146 | 7.2 | 6.0 | +45 |
| 60 to 64 | 1,093 | 6.8 | 5.6 | 983 | 6.2 | 5.4 | +109 |
| 65 to 69 | 878 | 5.4 | 4.9 | 840 | 5.3 | 4.9 | +38 |
| 70 to 74 | 763 | 4.7 | 4.4 | 576 | 3.6 | 3.7 | +187 |
| 75 to 79 | 493 | 3.1 | 3.1 | 458 | 2.9 | 2.8 | +34 |
| 80 to 84 | 341 | 2.1 | 2.2 | 282 | 1.8 | 2.0 | +59 |
| 85 and over | 254 | 1.6 | 2.2 | 205 | 1.3 | 2.2 | +48 |
| Total population | 16,140 | 100.0 | 100.0 | 15,898 | 100.0 | 100.0 | +242 |
Dominant groups
Analysis of the five year age groups of Tirhatuan Ward in 2021 compared to Victoria shows that there was a lower proportion of people in the younger age groups (under 15) and a similar proportion of people in the older age groups (65+).
Overall, 16.0% of the population was aged between 0 and 15, and 16.9% were aged 65 years and over, compared with 18.0% and 16.8% respectively for Victoria.
The major differences between the age structure of Tirhatuan Ward and Victoria were:
- A larger percentage of persons aged 55 to 59 (7.4% compared to 5.9%)
- A larger percentage of persons aged 60 to 64 (6.8% compared to 5.6%)
- A smaller percentage of persons aged 30 to 34 (5.9% compared to 7.7%)
- A smaller percentage of persons aged 0 to 4 (4.6% compared to 5.8%)
Emerging groups
From 2016 to 2021, Tirhatuan Ward's population increased by 242 people (1.5%). This represents an average annual population change of 0.3% per year over the period.
The largest changes in age structure in this area between 2016 and 2021 were in the age groups:
- 70 to 74 (+187 persons)
- 50 to 54 (-126 persons)
- 60 to 64 (+109 persons)
- 15 to 19 (-106 persons)
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