svg rectangle color
City of UnleyCommunity profile

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

City of Unley

Five year age groups

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

There were 1,637 people over the age of 85 living in the City of Unley in 2016, with largest age group being 25 to 29 year olds.

The Age Structure of the City of Unley 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 City of Unley'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 City of Unley'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 Unley - Total persons (Usual residence)20162011Change
Five year age groups (years)Number%Greater Adelaide %Number%Greater Adelaide %2011 to 2016
0 to 41,7614.75.92,0005.46.0-239
5 to 92,1615.76.02,0455.65.7+116
10 to 142,0605.55.61,8845.16.0+176
15 to 192,1955.86.12,0485.66.6+147
20 to 242,5696.86.92,8257.77.1-256
25 to 292,6337.06.82,7187.47.0-85
30 to 342,4746.67.02,4046.56.4+70
35 to 392,4066.46.42,5296.96.7-123
40 to 442,5276.76.52,6257.17.1-98
45 to 492,5456.76.82,5476.97.1-2
50 to 542,4296.46.62,5246.96.9-95
55 to 592,3726.36.42,4926.86.2-120
60 to 642,3556.25.72,1835.95.8+172
65 to 692,1235.65.31,4654.04.4+658
70 to 741,4603.94.01,1293.13.4+331
75 to 791,1383.03.09062.52.8+232
80 to 848672.32.31,0002.72.4-133
85 and over1,6374.32.61,5184.12.4+119
Total population37,712100.0100.036,842100.0100.0+870
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 City of Unley in 2016 compared to Greater Adelaide 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, 15.9% of the population was aged between 0 and 15, and 19.2% were aged 65 years and over, compared with 17.4% and 17.2% respectively for Greater Adelaide.

The major differences between the age structure of the City of Unley and Greater Adelaide were:

  • A larger percentage of persons aged 85 and over (4.3% compared to 2.6%)
  • A larger percentage of persons aged 60 to 64 (6.2% compared to 5.7%)
  • A smaller percentage of persons aged 0 to 4 (4.7% compared to 5.9%)

Emerging groups

From 2011 to 2016, City of Unley's population increased by 870 people (2.4%). This represents an average annual population change of 0.47% per year over the period.

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

  • 65 to 69 (+658 persons)
  • 70 to 74 (+331 persons)
  • 20 to 24 (-256 persons)
  • 0 to 4 (-239 persons)