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City of AdelaideCommunity profile

City South

Five year age groups

In 2021, the largest age group in City South was 20 to 24 year olds. The group that changed the most since 2006 was 20 to 24 year olds, increasing by 408 people.

The Age Structure of City South 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 South'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 South'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 - Five year age groups
City South - Total persons (Usual residence)20212006Change
Five year age groups (years)Number%City of Adelaide %Number%City of Adelaide %2006 to 2021
0 to 4851.92.0492.22.6+36
5 to 9872.01.9351.61.5+52
10 to 14872.01.9221.01.7+65
15 to 191312.95.6944.26.7+37
20 to 2478817.718.238016.920.0+408
25 to 2973216.514.438016.913.2+352
30 to 3457813.010.025011.19.1+328
35 to 394309.77.21978.76.6+233
40 to 442826.35.41928.56.0+90
45 to 492615.94.81456.45.4+116
50 to 541834.14.31084.85.5+75
55 to 592225.04.71315.86.2+91
60 to 641794.04.4753.34.3+104
65 to 691463.34.5652.93.2+81
70 to 741272.94.4482.11.9+79
75 to 79601.42.8462.02.2+14
80 to 84320.71.8200.91.8+12
85 and over340.81.7160.72.0+18
Total population4,444100.0100.02,253100.0100.0+2,191
Source: Australian Bureau of Statistics, Census of Population and Housing 2006 and 2021. Compiled and presented by .id (informed decisions).
Please refer to specific data notes for more information

Dominant groups

Analysis of the five year age groups of City South in 2021 compared to the City of Adelaide shows that there was a similar proportion of people in the younger age groups (under 15) and a lower proportion of people in the older age groups (65+).

Overall, 5.8% of the population was aged between 0 and 15, and 9.0% were aged 65 years and over, compared with 5.8% and 15.2% respectively for the City of Adelaide.

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

  • A larger percentage of persons aged 30 to 34 (13.0% compared to 10.0%)
  • A larger percentage of persons aged 35 to 39 (9.7% compared to 7.2%)
  • A larger percentage of persons aged 25 to 29 (16.5% compared to 14.4%)
  • A smaller percentage of persons aged 15 to 19 (2.9% compared to 5.6%)

Emerging groups

From 2006 to 2021, City South's population increased by 2,191 people (97.2%). This represents an average annual population change of 4.63% per year over the period.

The largest changes in age structure in this area between 2006 and 2021 were in the age groups:

  • 20 to 24 (+408 persons)
  • 25 to 29 (+352 persons)
  • 30 to 34 (+328 persons)
  • 35 to 39 (+233 persons)

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