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RDA Northern TerritoryCommunity profile

RDA Northern Territory

Service age groups

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In 2021, the RDA Northern Territory had higher proportion of children (under 18) and a lower proportion of persons aged 60 or older than Greater Darwin.

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 persons (Usual residence)20211991Change
Service age group (years)Number%Greater Darwin %Number%Greater Darwin %1991 to 2021
Babies and pre-schoolers (0 to 4)16,2247.06.80----+16,224
Primary schoolers (5 to 11)23,42010.19.60----+23,420
Secondary schoolers (12 to 17)17,7957.77.20----+17,795
Tertiary education and independence (18 to 24)21,4379.28.50----+21,437
Young workforce (25 to 34)42,89418.418.50----+42,894
Parents and homebuilders (35 to 49)50,87521.922.50----+50,875
Older workers and pre-retirees (50 to 59)27,99112.012.10----+27,991
Empty nesters and retirees (60 to 69)19,5868.48.61,90995.6--+17,677
Seniors (70 to 84)11,2254.85.50----+11,225
Elderly aged (85 and over)1,1570.50.6884.4--+1,069
Total232,604100.0100.01,997100.0--+230,607
Source: Australian Bureau of Statistics, Census of Population and Housing 1991 and 2021. Compiled and presented by .id (informed decisions).
Please refer to specific data notes for more information

Dominant groups

Analysis of the service age groups of the RDA Northern Territory in 2021 compared to Greater Darwin shows that there was a higher proportion of people in the younger age groups (0 to 17 years) and a lower proportion of people in the older age groups (60+ years).

Overall, 24.7% of the population was aged between 0 and 17, and 13.7% were aged 60 years and over, compared with 23.6% and 14.7% respectively for Greater Darwin.

There were no major differences between RDA Northern Territory and Greater Darwin in 2021.

Emerging groups

From 1991 to 2021, RDA Northern Territory's population increased by 230,607 people (11547.7%). This represents an average annual population change of 17.19% per year over the period.

The largest changes in the age structure in this area between 1991 and 2021 were in the age groups:

  • Parents and homebuilders (35 to 49) (+50,875 people)
  • Young workforce (25 to 34) (+42,894 people)
  • Older workers and pre-retirees (50 to 59) (+27,991 people)
  • Primary schoolers (5 to 11) (+23,420 people)

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