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LEARN MORE ABOUT .idIn 2021, the largest age group in Bittern - Crib Point was 55 to 59 year olds. The group that changed the most since 2006 was 70 to 74 year olds, increasing by 354 people.
The Age Structure of Bittern - Crib Point provides key insights into the level of demand for age based services and facilities such as child care. It is also an indicator of Bittern - Crib Point'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 Bittern - Crib Point'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 | |||||||
|---|---|---|---|---|---|---|---|
| Bittern - Crib Point - Total persons (Enumerated) | 2021 | 2006 | Change | ||||
| Five year age groups (years) | Number | % | Rye - Tootgarook - St Andrews Beach % | Number | % | Rye - Tootgarook - St Andrews Beach % | 2006 to 2021 |
| 0 to 4 | 421 | 5.7 | 4.8 | 432 | 7.1 | 5.5 | -12 |
| 5 to 9 | 451 | 6.1 | 5.2 | 474 | 7.8 | 5.9 | -23 |
| 10 to 14 | 488 | 6.6 | 6.1 | 525 | 8.6 | 6.3 | -37 |
| 15 to 19 | 444 | 6.0 | 4.5 | 533 | 8.8 | 6.1 | -90 |
| 20 to 24 | 349 | 4.7 | 3.7 | 313 | 5.2 | 4.5 | +35 |
| 25 to 29 | 422 | 5.7 | 4.4 | 301 | 5.0 | 3.7 | +120 |
| 30 to 34 | 455 | 6.1 | 5.0 | 417 | 6.9 | 6.1 | +38 |
| 35 to 39 | 452 | 6.1 | 5.7 | 489 | 8.0 | 6.6 | -38 |
| 40 to 44 | 406 | 5.5 | 5.2 | 545 | 9.0 | 6.7 | -139 |
| 45 to 49 | 481 | 6.5 | 7.2 | 521 | 8.6 | 7.3 | -40 |
| 50 to 54 | 524 | 7.1 | 7.5 | 419 | 6.9 | 6.2 | +104 |
| 55 to 59 | 525 | 7.1 | 7.3 | 344 | 5.7 | 7.1 | +181 |
| 60 to 64 | 524 | 7.1 | 7.9 | 279 | 4.6 | 7.4 | +244 |
| 65 to 69 | 459 | 6.2 | 7.7 | 167 | 2.7 | 6.3 | +292 |
| 70 to 74 | 445 | 6.0 | 7.1 | 90 | 1.5 | 5.2 | +354 |
| 75 to 79 | 335 | 4.5 | 5.2 | 125 | 2.1 | 4.5 | +210 |
| 80 to 84 | 137 | 1.9 | 2.9 | 74 | 1.2 | 3.0 | +63 |
| 85 and over | 81 | 1.1 | 2.8 | 31 | 0.5 | 1.7 | +49 |
| Total population | 7,399 | 100.0 | 100.0 | 6,087 | 100.0 | 100.0 | +1,311 |
Dominant groups
Analysis of the five year age groups of Bittern - Crib Point in 2021 compared to Rye - Tootgarook - St Andrews Beach shows that there was a higher proportion of people in the younger age groups (under 15) and a lower proportion of people in the older age groups (65+).
Overall, 18.4% of the population was aged between 0 and 15, and 19.7% were aged 65 years and over, compared with 16.1% and 25.7% respectively for Rye - Tootgarook - St Andrews Beach.
The major differences between the age structure of Bittern - Crib Point and Rye - Tootgarook - St Andrews Beach were:
- A larger percentage of persons aged 15 to 19 (6.0% compared to 4.5%)
- A larger percentage of persons aged 25 to 29 (5.7% compared to 4.4%)
- A smaller percentage of persons aged 85 and over (1.1% compared to 2.8%)
- A smaller percentage of persons aged 65 to 69 (6.2% compared to 7.7%)
Emerging groups
From 2006 to 2021, Bittern - Crib Point's population increased by 1,312 people (21.6%). This represents an average annual population change of 1.31% per year over the period.
The largest changes in age structure in this area between 2006 and 2021 were in the age groups:
- 70 to 74 (+354 persons)
- 65 to 69 (+292 persons)
- 60 to 64 (+244 persons)
- 75 to 79 (+210 persons)
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