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LEARN MORE ABOUT .idIn 2021, the largest age group in the Wonthaggi District was 70 to 74 year olds. The group that changed the most since 2001 was 60 to 64 year olds, increasing by 282 people.
The Age Structure of the Wonthaggi District provides key insights into the level of demand for age based services and facilities such as child care. It is also an indicator of the Wonthaggi District'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 the Wonthaggi District'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 - Total persons (Enumerated) | 2021 | 2001 | Change | ||||
| Five year age groups (years) | Number | % | San Remo % | Number | % | San Remo % | 2001 to 2021 |
| 0 to 4 | 388 | 4.3 | 4.3 | 428 | 5.8 | 4.4 | -41 |
| 5 to 9 | 462 | 5.1 | 5.5 | 567 | 7.7 | 5.1 | -106 |
| 10 to 14 | 504 | 5.6 | 5.4 | 513 | 6.9 | 5.3 | -10 |
| 15 to 19 | 466 | 5.2 | 4.5 | 502 | 6.8 | 4.4 | -36 |
| 20 to 24 | 422 | 4.7 | 2.8 | 308 | 4.2 | 2.8 | +113 |
| 25 to 29 | 481 | 5.3 | 2.8 | 344 | 4.7 | 3.4 | +136 |
| 30 to 34 | 466 | 5.2 | 5.3 | 416 | 5.6 | 4.3 | +50 |
| 35 to 39 | 468 | 5.2 | 6.2 | 499 | 6.8 | 5.5 | -32 |
| 40 to 44 | 421 | 4.7 | 5.7 | 525 | 7.1 | 7.3 | -105 |
| 45 to 49 | 474 | 5.3 | 6.1 | 481 | 6.5 | 5.2 | -7 |
| 50 to 54 | 539 | 6.0 | 6.6 | 439 | 5.9 | 8.3 | +99 |
| 55 to 59 | 564 | 6.3 | 8.2 | 432 | 5.8 | 7.7 | +132 |
| 60 to 64 | 675 | 7.5 | 8.9 | 392 | 5.3 | 5.9 | +282 |
| 65 to 69 | 685 | 7.6 | 9.4 | 443 | 6.0 | 6.4 | +241 |
| 70 to 74 | 706 | 7.8 | 7.1 | 438 | 5.9 | 8.4 | +268 |
| 75 to 79 | 514 | 5.7 | 4.5 | 325 | 4.4 | 7.0 | +189 |
| 80 to 84 | 382 | 4.2 | 3.2 | 202 | 2.7 | 4.1 | +180 |
| 85 and over | 378 | 4.2 | 3.4 | 139 | 1.9 | 4.7 | +239 |
| Total population | 8,995 | 100.0 | 100.0 | 7,402 | 100.0 | 100.0 | +1,593 |
Dominant groups
Analysis of the five year age groups of the Wonthaggi District in 2021 compared to San Remo shows that there was a similar proportion of people in the younger age groups (under 15) and a higher proportion of people in the older age groups (65+).
Overall, 15.1% of the population was aged between 0 and 15, and 29.6% were aged 65 years and over, compared with 15.2% and 27.6% respectively for San Remo.
The major differences between the age structure of the Wonthaggi District and San Remo were:
- A larger percentage of persons aged 25 to 29 (5.3% compared to 2.8%)
- A larger percentage of persons aged 20 to 24 (4.7% compared to 2.8%)
- A smaller percentage of persons aged 55 to 59 (6.3% compared to 8.2%)
- A smaller percentage of persons aged 65 to 69 (7.6% compared to 9.4%)
Emerging groups
From 2001 to 2021, Wonthaggi District's population increased by 1,593 people (21.5%). This represents an average annual population change of 0.98% per year over the period.
The largest changes in age structure in this area between 2001 and 2021 were in the age groups:
- 60 to 64 (+282 persons)
- 70 to 74 (+268 persons)
- 65 to 69 (+241 persons)
- 85 and over (+239 persons)
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