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LEARN MORE ABOUT .idIn 2021, the largest age group in Bribie Island was 70 to 74 year olds. The group that changed the most since 2016 was 70 to 74 year olds, increasing by 735 people.
The Age Structure of Bribie Island provides key insights into the level of demand for age based services and facilities such as child care. It is also an indicator of Bribie Island'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 Bribie Island'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 | |||||||
|---|---|---|---|---|---|---|---|
| Bribie Island - Total persons (Usual residence) | 2021 | 2016 | Change | ||||
| Five year age groups (years) | Number | % | City of Moreton Bay % | Number | % | City of Moreton Bay % | 2016 to 2021 |
| 0 to 4 | 409 | 2.0 | 6.0 | 476 | 2.6 | 6.7 | -67 |
| 5 to 9 | 624 | 3.0 | 6.8 | 696 | 3.8 | 7.4 | -72 |
| 10 to 14 | 836 | 4.1 | 7.1 | 788 | 4.3 | 6.9 | +48 |
| 15 to 19 | 777 | 3.8 | 6.3 | 723 | 4.0 | 6.5 | +54 |
| 20 to 24 | 485 | 2.4 | 5.7 | 554 | 3.1 | 6.0 | -69 |
| 25 to 29 | 415 | 2.0 | 6.0 | 400 | 2.2 | 5.9 | +15 |
| 30 to 34 | 515 | 2.5 | 6.3 | 551 | 3.0 | 6.3 | -36 |
| 35 to 39 | 630 | 3.1 | 6.7 | 584 | 3.2 | 6.4 | +46 |
| 40 to 44 | 723 | 3.5 | 6.5 | 806 | 4.4 | 7.1 | -83 |
| 45 to 49 | 930 | 4.5 | 6.8 | 990 | 5.5 | 7.1 | -60 |
| 50 to 54 | 1,178 | 5.7 | 6.6 | 1,114 | 6.1 | 6.5 | +64 |
| 55 to 59 | 1,571 | 7.6 | 6.0 | 1,397 | 7.7 | 6.0 | +174 |
| 60 to 64 | 2,060 | 10.0 | 5.6 | 1,726 | 9.5 | 5.5 | +334 |
| 65 to 69 | 2,487 | 12.1 | 5.3 | 2,152 | 11.9 | 5.5 | +335 |
| 70 to 74 | 2,723 | 13.2 | 5.0 | 1,988 | 11.0 | 4.1 | +735 |
| 75 to 79 | 2,058 | 10.0 | 3.5 | 1,419 | 7.8 | 2.7 | +639 |
| 80 to 84 | 1,231 | 6.0 | 2.1 | 907 | 5.0 | 1.7 | +324 |
| 85 and over | 956 | 4.6 | 1.8 | 878 | 4.8 | 1.7 | +78 |
| Total population | 20,608 | 100.0 | 100.0 | 18,149 | 100.0 | 100.0 | +2,459 |
Dominant groups
Analysis of the five year age groups of Bribie Island in 2021 compared to the City of Moreton Bay shows that there was a lower proportion of people in the younger age groups (under 15) and a higher proportion of people in the older age groups (65+).
Overall, 9.1% of the population was aged between 0 and 15, and 45.9% were aged 65 years and over, compared with 19.8% and 17.7% respectively for the City of Moreton Bay.
The major differences between the age structure of Bribie Island and the City of Moreton Bay were:
- A larger percentage of persons aged 70 to 74 (13.2% compared to 5.0%)
- A larger percentage of persons aged 65 to 69 (12.1% compared to 5.3%)
- A larger percentage of persons aged 75 to 79 (10.0% compared to 3.5%)
- A larger percentage of persons aged 60 to 64 (10.0% compared to 5.6%)
Emerging groups
From 2016 to 2021, Bribie Island's population increased by 2,459 people (13.5%). This represents an average annual population change of 2.57% 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 (+735 persons)
- 75 to 79 (+639 persons)
- 65 to 69 (+335 persons)
- 60 to 64 (+334 persons)
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