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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 2001 was 20 to 24 year olds, increasing by 604 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 (Enumerated)20212001Change
Five year age groups (years)Number%City of Adelaide %Number%City of Adelaide %2001 to 2021
0 to 4931.92.2241.33.0+69
5 to 9982.02.0221.21.9+76
10 to 14971.91.9331.81.9+64
15 to 191462.95.4975.47.1+49
20 to 2478915.816.618510.312.5+604
25 to 2974114.913.522212.410.8+519
30 to 3459712.09.61629.09.2+435
35 to 394659.37.31679.37.6+298
40 to 443276.65.718810.56.6+139
45 to 492825.75.21629.06.8+120
50 to 542354.74.81669.38.1+69
55 to 592705.45.01005.65.9+170
60 to 642324.74.9834.64.2+149
65 to 691743.54.6482.73.1+126
70 to 741743.54.4512.83.2+123
75 to 791112.23.0331.83.0+78
80 to 84561.11.8281.62.4+28
85 and over931.92.0221.22.7+71
Total population4,980100.0100.01,793100.0100.0+3,187
Source: Australian Bureau of Statistics, Census of Population and Housing 2001 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 12.2% were aged 65 years and over, compared with 6.1% and 15.8% 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 (12.0% compared to 9.6%)
  • A larger percentage of persons aged 35 to 39 (9.3% compared to 7.3%)
  • A larger percentage of persons aged 25 to 29 (14.9% compared to 13.5%)
  • A smaller percentage of persons aged 15 to 19 (2.9% compared to 5.4%)

Emerging groups

From 2001 to 2021, City South's population increased by 3,187 people (177.7%). This represents an average annual population change of 5.24% per year over the period.

The largest changes in age structure in this area between 2001 and 2021 were in the age groups:

  • 20 to 24 (+604 persons)
  • 25 to 29 (+519 persons)
  • 30 to 34 (+435 persons)
  • 35 to 39 (+298 persons)

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