Powered by .id (informed decisions) for RDA Northern Territory
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LEARN MORE ABOUT .idIn 2021, the RDA Northern Territory had lower proportion of male children (under 18) and a higher proportion of males aged 60 or older than Tiwi Islands Regional Council LGA.
The Age Structure of the RDA Northern Territory provides key insights into the level of demand for age based services and facilities such as child care. It is an indicator of the RDA Northern Territory's residential role and function and how it is likely to change in the future.
Service age groups divide the population into age categories that reflect typical life-stages. They indicate the level of demand for services that target people at different stages in life and how that demand is changing.
To get a more complete picture the RDA Northern Territory'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 - Service age groups | |||||||
|---|---|---|---|---|---|---|---|
| RDA Northern Territory - Total males (Enumerated) | 2021 | 1991 | Change | ||||
| Service age group (years) | Number | % | Tiwi Islands Regional Council LGA % | Number | % | Tiwi Islands Regional Council LGA % | 1991 to 2021 |
| Babies and pre-schoolers (0 to 4) | 8,724 | 6.6 | 6.2 | 8,565 | 9.3 | 9.3 | +159 |
| Primary schoolers (5 to 11) | 12,512 | 9.4 | 9.5 | 11,154 | 12.2 | 16.4 | +1,358 |
| Secondary schoolers (12 to 17) | 9,333 | 7.0 | 13.5 | 8,168 | 8.9 | 11.6 | +1,165 |
| Tertiary education and independence (18 to 24) | 11,770 | 8.9 | 9.9 | 11,212 | 12.2 | 15.7 | +558 |
| Young workforce (25 to 34) | 22,607 | 17.1 | 15.9 | 17,946 | 19.6 | 19.4 | +4,661 |
| Parents and homebuilders (35 to 49) | 27,671 | 20.9 | 22.7 | 20,517 | 22.4 | 18.0 | +7,154 |
| Older workers and pre-retirees (50 to 59) | 16,602 | 12.5 | 13.0 | 7,407 | 8.1 | 5.2 | +9,195 |
| Empty nesters and retirees (60 to 69) | 14,264 | 10.8 | 7.6 | 4,646 | 5.1 | 3.1 | +9,618 |
| Seniors (70 to 84) | 8,515 | 6.4 | 1.7 | 1,947 | 2.1 | 1.4 | +6,568 |
| Elderly aged (85 and over) | 546 | 0.4 | -- | 127 | 0.1 | -- | +419 |
| Total | 132,544 | 100.0 | 100.0 | 91,689 | 100.0 | 100.0 | +40,855 |
Dominant groups
Analysis of the male service age groups of the RDA Northern Territory in 2021 compared to Tiwi Islands Regional Council LGA shows that there was a lower proportion of males in the younger age groups (0 to 17 years) and a higher proportion of males in the older age groups (60+ years).
Overall, 23.1% of the male population was aged between 0 and 17, and 17.6% were aged 60 years and over, compared with 29.2% and 9.3% respectively for Tiwi Islands Regional Council LGA.
The major differences between the male age structure of the RDA Northern Territory and Tiwi Islands Regional Council LGA were:
- A larger percentage of 'Seniors' (6.4% compared to 1.7%)
- A larger percentage of 'Empty nesters and retirees' (10.8% compared to 7.6%)
- A smaller percentage of 'Secondary schoolers' (7.0% compared to 13.5%)
- A smaller percentage of 'Parents and homebuilders' (20.9% compared to 22.7%)
Emerging groups
From 1991 to 2021, RDA Northern Territory's male population increased by 40,855 people (44.6%). This represents an average annual population change of 1.24% per year over the period.
The largest changes in the male age structure in this area between 1991 and 2021 were in the age groups:
- Empty nesters and retirees (60 to 69) (+9,618 males)
- Older workers and pre-retirees (50 to 59) (+9,195 males)
- Parents and homebuilders (35 to 49) (+7,154 males)
- Seniors (70 to 84) (+6,568 males)
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