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RDA Northern TerritoryCommunity profile

2016 Census data has been released and we are busy processing it to update this website. View our latest releases here.

RDA Northern Territory

Five year age groups

This topic has been updated with 2016 Census data for all areas. What's this?

There were 938 people over the age of 85 living in the RDA Northern Territory in 2016, with largest age group being 25 to 29 year olds.

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 also an indicator of the RDA Northern Territory'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 the RDA Northern Territory's Age Structure should be viewed in conjunction with Household Types and Dwelling Types.


Derived from the Census question:

'What is the person's date of birth or age?'

Source: Australian Bureau of Statistics, Census of Population and Housing 2011 and 2016. Compiled and presented by .id , the population experts.

Please refer to specific data notes for more information

Dominant groups

Analysis of the five year age groups of the RDA Northern Territory in 2016 compared to Greater Darwin 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, 21.6% of the population was aged between 0 and 15, and 7.2% were aged 65 years and over, compared with 20.1% and 7.7% respectively for Greater Darwin.

The major differences between the age structure of the RDA Northern Territory and Greater Darwin were:

  • A larger percentage of persons aged 10 to 14 (6.6% compared to 6.0%)
  • A larger percentage of persons aged 5 to 9 (7.4% compared to 6.7%)
  • A larger percentage of persons aged 15 to 19 (6.2% compared to 5.6%)

Emerging groups

From 2011 to 2016, RDA Northern Territory's population increased by 16,859 people (8.0%). This represents an average annual population change of 1.54% per year over the period.

The largest changes in age structure in this area between 2011 and 2016 were in the age groups:

  • 30 to 34 (+4,014 persons)
  • 25 to 29 (+2,487 persons)
  • 65 to 69 (+2,095 persons)
  • 45 to 49 (+1,659 persons)

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