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LEARN MORE ABOUT .idIn 2021, the largest age group in Griffin was 30 to 34 year olds. The group that changed the most since 2016 was 30 to 34 year olds, increasing by 732 people.
The Age Structure of Griffin provides key insights into the level of demand for age based services and facilities such as child care. It is also an indicator of Griffin'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 Griffin'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 | |||||||
|---|---|---|---|---|---|---|---|
| Griffin - 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 | 1,501 | 12.2 | 6.0 | 888 | 13.0 | 6.7 | +613 |
| 5 to 9 | 1,184 | 9.6 | 6.8 | 605 | 8.9 | 7.4 | +579 |
| 10 to 14 | 804 | 6.5 | 7.1 | 343 | 5.0 | 6.9 | +461 |
| 15 to 19 | 501 | 4.1 | 6.3 | 301 | 4.4 | 6.5 | +200 |
| 20 to 24 | 969 | 7.9 | 5.7 | 719 | 10.5 | 6.0 | +250 |
| 25 to 29 | 1,428 | 11.6 | 6.0 | 984 | 14.4 | 5.9 | +444 |
| 30 to 34 | 1,604 | 13.1 | 6.3 | 872 | 12.8 | 6.3 | +732 |
| 35 to 39 | 1,292 | 10.5 | 6.7 | 621 | 9.1 | 6.4 | +671 |
| 40 to 44 | 878 | 7.1 | 6.5 | 398 | 5.8 | 7.1 | +480 |
| 45 to 49 | 561 | 4.6 | 6.8 | 282 | 4.1 | 7.1 | +279 |
| 50 to 54 | 428 | 3.5 | 6.6 | 218 | 3.2 | 6.5 | +210 |
| 55 to 59 | 357 | 2.9 | 6.0 | 204 | 3.0 | 6.0 | +153 |
| 60 to 64 | 278 | 2.3 | 5.6 | 141 | 2.1 | 5.5 | +137 |
| 65 to 69 | 202 | 1.6 | 5.3 | 128 | 1.9 | 5.5 | +74 |
| 70 to 74 | 151 | 1.2 | 5.0 | 75 | 1.1 | 4.1 | +76 |
| 75 to 79 | 99 | 0.8 | 3.5 | 32 | 0.5 | 2.7 | +67 |
| 80 to 84 | 33 | 0.3 | 2.1 | 7 | 0.1 | 1.7 | +26 |
| 85 and over | 16 | 0.1 | 1.8 | 4 | 0.1 | 1.7 | +12 |
| Total population | 12,286 | 100.0 | 100.0 | 6,822 | 100.0 | 100.0 | +5,464 |
Dominant groups
Analysis of the five year age groups of Griffin in 2021 compared to the City of Moreton Bay 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, 28.4% of the population was aged between 0 and 15, and 4.1% 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 Griffin and the City of Moreton Bay were:
- A larger percentage of persons aged 30 to 34 (13.1% compared to 6.3%)
- A larger percentage of persons aged 0 to 4 (12.2% compared to 6.0%)
- A larger percentage of persons aged 25 to 29 (11.6% compared to 6.0%)
- A larger percentage of persons aged 35 to 39 (10.5% compared to 6.7%)
Emerging groups
From 2016 to 2021, Griffin's population increased by 5,464 people (80.1%). This represents an average annual population change of 12.49% per year over the period.
The largest changes in age structure in this area between 2016 and 2021 were in the age groups:
- 30 to 34 (+732 persons)
- 35 to 39 (+671 persons)
- 0 to 4 (+613 persons)
- 5 to 9 (+579 persons)
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