Powered by .id (informed decisions) for Derwent Valley
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LEARN MORE ABOUT .idIn 2021, the largest age group in Derwent Valley Council area was 60 to 64 year olds. The group that changed the most since 1996 was 60 to 64 year olds, increasing by 209 people.
The Age Structure of Derwent Valley Council area provides key insights into the level of demand for age based services and facilities such as child care. It is also an indicator of Derwent Valley Council area'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 Derwent Valley Council area'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 | |||||||
|---|---|---|---|---|---|---|---|
| Derwent Valley Council area - Total males (Enumerated) | 2021 | 1996 | Change | ||||
| Five year age groups (years) | Number | % | Tasmania % | Number | % | Tasmania % | 1996 to 2021 |
| 0 to 4 | 299 | 5.5 | 5.4 | 358 | 7.4 | 7.6 | -59 |
| 5 to 9 | 323 | 5.9 | 5.8 | 373 | 7.7 | 7.9 | -50 |
| 10 to 14 | 397 | 7.3 | 6.3 | 441 | 9.1 | 8.2 | -44 |
| 15 to 19 | 348 | 6.4 | 5.7 | 354 | 7.3 | 7.4 | -6 |
| 20 to 24 | 311 | 5.7 | 5.8 | 300 | 6.2 | 6.9 | +11 |
| 25 to 29 | 299 | 5.5 | 7.2 | 293 | 6.0 | 6.9 | +6 |
| 30 to 34 | 313 | 5.7 | 6.9 | 380 | 7.8 | 7.3 | -67 |
| 35 to 39 | 333 | 6.1 | 6.2 | 420 | 8.7 | 7.9 | -87 |
| 40 to 44 | 336 | 6.1 | 5.5 | 378 | 7.8 | 7.6 | -42 |
| 45 to 49 | 353 | 6.5 | 5.9 | 349 | 7.2 | 7.3 | +4 |
| 50 to 54 | 364 | 6.7 | 6.3 | 271 | 5.6 | 5.7 | +93 |
| 55 to 59 | 396 | 7.2 | 6.5 | 258 | 5.3 | 4.7 | +138 |
| 60 to 64 | 409 | 7.5 | 6.7 | 200 | 4.1 | 3.9 | +209 |
| 65 to 69 | 303 | 5.5 | 6.1 | 182 | 3.8 | 3.7 | +121 |
| 70 to 74 | 310 | 5.7 | 5.5 | 133 | 2.7 | 3.1 | +177 |
| 75 to 79 | 181 | 3.3 | 3.8 | 80 | 1.7 | 2.1 | +101 |
| 80 to 84 | 115 | 2.1 | 2.4 | 53 | 1.1 | 1.3 | +62 |
| 85 and over | 81 | 1.5 | 1.8 | 24 | 0.5 | 0.7 | +57 |
| Total population | 5,471 | 100.0 | 100.0 | 4,847 | 100.0 | 100.0 | +624 |
Dominant groups
Analysis of the male five year age groups of Derwent Valley Council area in 2021 compared to Tasmania shows that there was a higher proportion of males in the younger age groups (under 15) and a lower proportion of males in the older age groups (65+).
Overall, 18.6% of the male population was aged between 0 and 15, and 18.1% were aged 65 years and over, compared with 17.5% and 19.7% respectively for Tasmania.
The major differences between the male age structure of Derwent Valley Council area and Tasmania were:
- A larger percentage of males aged 10 to 14 (7.3% compared to 6.3%)
- A larger percentage of males aged 60 to 64 (7.5% compared to 6.7%)
- A smaller percentage of males aged 25 to 29 (5.5% compared to 7.2%)
- A smaller percentage of males aged 30 to 34 (5.7% compared to 6.9%)
Emerging groups
From 1996 to 2021, Derwent Valley Council area's male population increased by 624 people (12.9%). This represents an average annual population change of 0.49% per year over the period.
The largest changes in male age structure in this area between 1996 and 2021 were in the age groups:
- 60 to 64 (+209 males)
- 70 to 74 (+177 males)
- 55 to 59 (+138 males)
- 65 to 69 (+121 males)
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