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LEARN MORE ABOUT .idIn 2021, the largest age group in Wonthaggi District and Surrounds was 65 to 69 year olds. The group that changed the most since 2011 was 70 to 74 year olds, increasing by 339 people.
The Age Structure of Wonthaggi District and Surrounds provides key insights into the level of demand for age based services and facilities such as child care. It is also an indicator of Wonthaggi District and Surrounds'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 Wonthaggi District and Surrounds'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 | |||||||
|---|---|---|---|---|---|---|---|
| Wonthaggi District and Surrounds - Total males (Usual residence) | 2021 | 2011 | Change | ||||
| Five year age groups (years) | Number | % | Bass Coast Shire % | Number | % | Bass Coast Shire % | 2011 to 2021 |
| 0 to 4 | 414 | 4.6 | 4.6 | 455 | 6.5 | 6.3 | -41 |
| 5 to 9 | 505 | 5.6 | 5.6 | 387 | 5.5 | 5.6 | +118 |
| 10 to 14 | 531 | 5.9 | 5.7 | 352 | 5.0 | 5.5 | +179 |
| 15 to 19 | 487 | 5.4 | 4.7 | 441 | 6.3 | 5.5 | +46 |
| 20 to 24 | 384 | 4.2 | 3.8 | 348 | 5.0 | 4.3 | +36 |
| 25 to 29 | 384 | 4.2 | 4.1 | 347 | 5.0 | 4.7 | +37 |
| 30 to 34 | 413 | 4.6 | 4.5 | 345 | 4.9 | 5.0 | +68 |
| 35 to 39 | 460 | 5.1 | 5.2 | 437 | 6.2 | 5.8 | +22 |
| 40 to 44 | 445 | 4.9 | 5.0 | 463 | 6.6 | 6.6 | -18 |
| 45 to 49 | 472 | 5.2 | 5.5 | 386 | 5.5 | 6.2 | +85 |
| 50 to 54 | 538 | 5.9 | 6.3 | 462 | 6.6 | 6.8 | +76 |
| 55 to 59 | 567 | 6.3 | 6.9 | 469 | 6.7 | 7.1 | +98 |
| 60 to 64 | 745 | 8.2 | 8.8 | 462 | 6.6 | 7.8 | +283 |
| 65 to 69 | 815 | 9.0 | 9.3 | 487 | 7.0 | 7.4 | +328 |
| 70 to 74 | 740 | 8.2 | 8.4 | 400 | 5.7 | 5.7 | +339 |
| 75 to 79 | 530 | 5.9 | 5.6 | 321 | 4.6 | 4.3 | +209 |
| 80 to 84 | 345 | 3.8 | 3.4 | 263 | 3.8 | 3.2 | +82 |
| 85 and over | 272 | 3.0 | 2.5 | 174 | 2.5 | 2.2 | +97 |
| Total population | 9,047 | 100.0 | 100.0 | 7,005 | 100.0 | 100.0 | +2,041 |
Dominant groups
Analysis of the male five year age groups of Wonthaggi District and Surrounds in 2021 compared to Bass Coast Shire shows that there was a similar proportion of males in the younger age groups (under 15) and a higher proportion of males in the older age groups (65+).
Overall, 16.0% of the male population was aged between 0 and 15, and 29.9% were aged 65 years and over, compared with 15.9% and 29.3% respectively for Bass Coast Shire.
The major differences between the male age structure of Wonthaggi District and Surrounds and Bass Coast Shire were:
- A larger percentage of males aged 15 to 19 (5.4% compared to 4.7%)
- A smaller percentage of males aged 55 to 59 (6.3% compared to 6.9%)
- A smaller percentage of males aged 60 to 64 (8.2% compared to 8.8%)
Emerging groups
From 2011 to 2021, Wonthaggi District and Surrounds's male population increased by 2,042 people (29.2%). This represents an average annual population change of 2.59% per year over the period.
The largest changes in male age structure in this area between 2011 and 2021 were in the age groups:
- 70 to 74 (+339 males)
- 65 to 69 (+328 males)
- 60 to 64 (+283 males)
- 75 to 79 (+209 males)
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