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LEARN MORE ABOUT .idIn 2021, the largest age group in Central Australia was 30 to 34 year olds. The group that changed the most since 2001 was 60 to 64 year olds, increasing by 988 people.
The Age Structure of Central Australia provides key insights into the level of demand for age based services and facilities such as child care. It is also an indicator of Central Australia'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 Central Australia'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 | |||||||
|---|---|---|---|---|---|---|---|
| Central Australia - Total persons (Usual residence) | 2021 | 2001 | Change | ||||
| Five year age groups (years) | Number | % | Coomalie Community Government Council LGA % | Number | % | Coomalie Community Government Council LGA % | 2001 to 2021 |
| 0 to 4 | 2,642 | 7.3 | 4.7 | 3,092 | 8.5 | 5.7 | -451 |
| 5 to 9 | 2,597 | 7.2 | 5.6 | 3,248 | 9.0 | 8.7 | -651 |
| 10 to 14 | 2,493 | 6.9 | 5.7 | 3,168 | 8.8 | 7.7 | -676 |
| 15 to 19 | 2,216 | 6.1 | 4.0 | 2,866 | 7.9 | 5.0 | -651 |
| 20 to 24 | 2,262 | 6.3 | 3.3 | 2,924 | 8.1 | 5.5 | -662 |
| 25 to 29 | 3,278 | 9.1 | 4.7 | 3,302 | 9.1 | 7.3 | -25 |
| 30 to 34 | 3,578 | 9.9 | 5.4 | 3,266 | 9.0 | 7.5 | +312 |
| 35 to 39 | 3,076 | 8.5 | 4.2 | 3,158 | 8.7 | 10.0 | -82 |
| 40 to 44 | 2,489 | 6.9 | 4.3 | 2,933 | 8.1 | 10.6 | -445 |
| 45 to 49 | 2,265 | 6.3 | 5.8 | 2,545 | 7.0 | 7.6 | -280 |
| 50 to 54 | 2,257 | 6.3 | 8.0 | 2,030 | 5.6 | 6.9 | +227 |
| 55 to 59 | 2,104 | 5.8 | 10.6 | 1,393 | 3.9 | 5.5 | +711 |
| 60 to 64 | 1,828 | 5.1 | 10.3 | 840 | 2.3 | 5.8 | +988 |
| 65 to 69 | 1,274 | 3.5 | 9.4 | 504 | 1.4 | 2.5 | +770 |
| 70 to 74 | 821 | 2.3 | 7.9 | 396 | 1.1 | 2.9 | +425 |
| 75 to 79 | 417 | 1.2 | 4.0 | 198 | 0.5 | 0.3 | +219 |
| 80 to 84 | 294 | 0.8 | 1.8 | 174 | 0.5 | -- | +120 |
| 85 and over | 208 | 0.6 | 0.5 | 136 | 0.4 | 0.6 | +72 |
| Total population | 36,099 | 100.0 | 100.0 | 36,177 | 100.0 | 100.0 | -78 |
Dominant groups
Analysis of the five year age groups of Central Australia in 2021 compared to Coomalie Community Government Council LGA 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, 21.4% of the population was aged between 0 and 15, and 8.3% were aged 65 years and over, compared with 15.9% and 23.5% respectively for Coomalie Community Government Council LGA.
The major differences between the age structure of Central Australia and Coomalie Community Government Council LGA were:
- A smaller percentage of persons aged 65 to 69 (3.5% compared to 9.4%)
- A smaller percentage of persons aged 70 to 74 (2.3% compared to 7.9%)
- A smaller percentage of persons aged 60 to 64 (5.1% compared to 10.3%)
- A smaller percentage of persons aged 55 to 59 (5.8% compared to 10.6%)
Emerging groups
From 2001 to 2021, Central Australia's population decreased by 78 people (0.2%). This represents an average annual population change of -0.01% 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 (+988 persons)
- 65 to 69 (+770 persons)
- 55 to 59 (+711 persons)
- 10 to 14 (-676 persons)
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