svg rectangle color
City of AdelaideCommunity profile

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

South West Overlay

Five year age groups

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

There were 27 people over the age of 85 living in South West Overlay in 2016, with largest age group being 20 to 24 year olds.

The Age Structure of South West Overlay provides key insights into the level of demand for age based services and facilities such as child care. It is also an indicator of South West Overlay'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 South West Overlay'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
South West Overlay - Total persons (Usual residence)20162011Change
Five year age groups (years)Number%City of Adelaide %Number%City of Adelaide %2011 to 2016
0 to 4942.92.3642.72.7+30
5 to 9692.11.7472.01.6+22
10 to 14551.71.5200.81.5+35
15 to 191574.87.21285.36.7+30
20 to 2465420.021.349820.821.1+156
25 to 2951015.613.835714.914.4+153
30 to 3442613.09.825410.68.9+172
35 to 392778.46.11787.46.3+99
40 to 441805.54.71345.65.0+46
45 to 491434.44.61436.05.1+1
50 to 541715.25.11084.55.0+64
55 to 591364.24.51195.04.9+16
60 to 641183.64.51315.55.5-14
65 to 691484.54.8893.73.6+59
70 to 74601.93.1351.52.6+26
75 to 79230.72.2411.71.6-17
80 to 84240.71.2351.51.6-11
85 and over270.81.7130.51.9+14
Total population3,279100.0100.02,399100.0100.0+880
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 South West Overlay in 2016 compared to City of Adelaide 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, 6.7% of the population was aged between 0 and 15, and 8.7% were aged 65 years and over, compared with 5.5% and 13.0% respectively for City of Adelaide.

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

  • A larger percentage of persons aged 30 to 34 (13.0% compared to 9.8%)
  • A larger percentage of persons aged 35 to 39 (8.4% compared to 6.1%)
  • A larger percentage of persons aged 25 to 29 (15.6% compared to 13.8%)
  • A smaller percentage of persons aged 15 to 19 (4.8% compared to 7.2%)

Emerging groups

From 2011 to 2016, South West Overlay's population increased by 880 people (36.7%). This represents an average annual population change of 6.45% 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 (+172 persons)
  • 20 to 24 (+156 persons)
  • 25 to 29 (+153 persons)
  • 35 to 39 (+99 persons)