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City of DarwinCommunity profile

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City of Darwin

Five year age groups

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

There were 470 people over the age of 85 living in City of Darwin in 2016, with largest age group being 25 to 29 year olds.

The Age Structure of City of Darwin provides key insights into the level of demand for age based services and facilities such as child care. It is also an indicator of City of Darwin'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 City of Darwin'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?'

Age structure - Five year age groups
City of Darwin - Total persons (Usual residence)20162011Change
Five year age groups (years)Number%Greater Darwin %Number%Greater Darwin %2011 to 2016
0 to 45,3456.87.44,8646.77.4+481
5 to 94,8156.16.74,4216.16.8+394
10 to 144,3875.66.04,6226.36.8-235
15 to 194,1775.35.64,5706.36.6-393
20 to 245,2656.77.05,6157.77.9-350
25 to 298,29010.59.87,1529.89.1+1,138
30 to 347,98410.19.86,3178.78.3+1,667
35 to 396,5578.38.45,8048.08.2+753
40 to 445,7447.37.65,6347.78.0+110
45 to 495,5517.07.45,3107.37.3+241
50 to 545,0966.56.55,0797.06.7+17
55 to 594,6095.85.74,4606.15.7+149
60 to 643,9055.04.63,7865.24.7+119
65 to 693,0463.93.42,2443.12.7+802
70 to 741,8152.32.01,4542.01.7+361
75 to 791,1611.51.27821.10.9+379
80 to 845750.70.65280.70.6+47
85 and over4700.60.53120.40.3+158
Total population78,792100.0100.072,954100.0100.0+5,838
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 City of Darwin in 2016 compared to Greater Darwin shows that there was a lower proportion of people in the younger age groups (under 15) and a higher proportion of people in the older age groups (65+).

Overall, 18.5% of the population was aged between 0 and 15, and 9.0% 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 City of Darwin and Greater Darwin were:

  • A larger percentage of persons aged 25 to 29 (10.5% compared to 9.8%)
  • A smaller percentage of persons aged 0 to 4 (6.8% compared to 7.4%)
  • A smaller percentage of persons aged 5 to 9 (6.1% compared to 6.7%)

Emerging groups

From 2011 to 2016, City of Darwin's population increased by 5,838 people (8.0%). This represents an average annual population change of 1.55% 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 (+1,667 persons)
  • 25 to 29 (+1,138 persons)
  • 65 to 69 (+802 persons)
  • 35 to 39 (+753 persons)