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LEARN MORE ABOUT .idIn 2021, the largest age group in Thornlands was 10 to 14 year olds. The group that changed the most since 2011 was 30 to 34 year olds, increasing by 388 people.
The Age Structure of Thornlands provides key insights into the level of demand for age based services and facilities such as child care. It is also an indicator of Thornlands'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 Thornlands'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 | |||||||
|---|---|---|---|---|---|---|---|
| Thornlands - Total females (Enumerated) | 2021 | 2011 | Change | ||||
| Five year age groups (years) | Number | % | Redland City % | Number | % | Redland City % | 2011 to 2021 |
| 0 to 4 | 625 | 6.4 | 4.9 | 370 | 5.7 | 6.0 | +254 |
| 5 to 9 | 635 | 6.5 | 5.6 | 463 | 7.1 | 6.3 | +172 |
| 10 to 14 | 751 | 7.7 | 6.4 | 542 | 8.4 | 6.8 | +208 |
| 15 to 19 | 689 | 7.0 | 6.0 | 459 | 7.1 | 7.1 | +230 |
| 20 to 24 | 597 | 6.1 | 4.7 | 363 | 5.6 | 5.6 | +233 |
| 25 to 29 | 546 | 5.6 | 4.7 | 313 | 4.8 | 5.2 | +233 |
| 30 to 34 | 682 | 7.0 | 5.5 | 294 | 4.5 | 5.4 | +388 |
| 35 to 39 | 696 | 7.1 | 6.4 | 491 | 7.6 | 6.7 | +205 |
| 40 to 44 | 671 | 6.8 | 6.2 | 563 | 8.7 | 7.6 | +108 |
| 45 to 49 | 750 | 7.6 | 7.0 | 512 | 7.9 | 7.7 | +238 |
| 50 to 54 | 702 | 7.2 | 7.1 | 511 | 7.9 | 7.5 | +191 |
| 55 to 59 | 589 | 6.0 | 7.0 | 401 | 6.2 | 6.6 | +188 |
| 60 to 64 | 498 | 5.1 | 6.9 | 294 | 4.5 | 6.2 | +204 |
| 65 to 69 | 432 | 4.4 | 6.3 | 250 | 3.9 | 4.6 | +182 |
| 70 to 74 | 366 | 3.7 | 5.8 | 176 | 2.7 | 3.4 | +190 |
| 75 to 79 | 234 | 2.4 | 4.1 | 168 | 2.6 | 2.6 | +66 |
| 80 to 84 | 164 | 1.7 | 2.7 | 142 | 2.2 | 2.3 | +22 |
| 85 and over | 186 | 1.9 | 2.9 | 175 | 2.7 | 2.5 | +10 |
| Total population | 9,813 | 100.0 | 100.0 | 6,493 | 100.0 | 100.0 | +3,319 |
Dominant groups
Analysis of the female five year age groups of Thornlands in 2021 compared to Redland City shows that there was a higher proportion of females in the younger age groups (under 15) and a lower proportion of females in the older age groups (65+).
Overall, 20.5% of the female population was aged between 0 and 15, and 14.1% were aged 65 years and over, compared with 16.9% and 21.7% respectively for Redland City.
The major differences between the female age structure of Thornlands and Redland City were:
- A smaller percentage of females aged 70 to 74 (3.7% compared to 5.8%)
- A smaller percentage of females aged 65 to 69 (4.4% compared to 6.3%)
- A smaller percentage of females aged 60 to 64 (5.1% compared to 6.9%)
- A smaller percentage of females aged 75 to 79 (2.4% compared to 4.1%)
Emerging groups
From 2011 to 2021, Thornlands's female population increased by 3,320 people (51.1%). This represents an average annual population change of 4.22% per year over the period.
The largest changes in female age structure in this area between 2011 and 2021 were in the age groups:
- 30 to 34 (+388 females)
- 0 to 4 (+254 females)
- 45 to 49 (+238 females)
- 20 to 24 (+233 females)
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