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City of CaseyCommunity profile

We’re continuing to update these pages with data from the 2016 Census. Read more about our updates.

City of Casey

Five year age groups

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

There were 3,450 people over the age of 85 living in the City of Casey in 2016, with largest age group being 30 to 34 year olds.

The Age Structure of the City of Casey 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 Casey'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 Casey'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 Casey - Total persons (Usual residence)20162011Change
Five year age groups (years)Number%Greater Melbourne %Number%Greater Melbourne %2011 to 2016
0 to 423,7727.96.419,9647.96.5+3,808
5 to 923,3057.86.219,1007.66.0+4,205
10 to 1420,7726.95.719,5417.75.9+1,231
15 to 1920,9507.06.019,3267.76.3+1,624
20 to 2420,6726.97.416,8556.77.5+3,817
25 to 2920,4596.88.117,6317.07.9+2,828
30 to 3423,9708.08.218,6627.47.5+5,308
35 to 3922,8877.67.320,0447.97.5+2,843
40 to 4421,9787.37.019,9567.97.5+2,022
45 to 4920,8727.06.918,4957.36.9+2,377
50 to 5418,8786.36.216,3546.56.4+2,524
55 to 5916,6865.65.713,1565.25.6+3,530
60 to 6413,4064.54.910,8014.35.1+2,605
65 to 6910,7933.64.47,4883.03.9+3,305
70 to 747,4952.53.35,4452.23.0+2,050
75 to 795,3291.82.54,0261.62.4+1,303
80 to 843,6181.21.93,0221.22.0+596
85 and over3,4501.22.02,5171.01.8+933
Total population299,292100.0100.0252,383100.0100.0+46,909
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 Casey in 2016 compared to Greater Melbourne 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, 22.7% of the population was aged between 0 and 15, and 10.3% were aged 65 years and over, compared with 18.3% and 14.0% respectively for Greater Melbourne.

The major differences between the age structure of the City of Casey and Greater Melbourne were:

  • A larger percentage of persons aged 5 to 9 (7.8% compared to 6.2%)
  • A larger percentage of persons aged 0 to 4 (7.9% compared to 6.4%)
  • A larger percentage of persons aged 10 to 14 (6.9% compared to 5.7%)
  • A smaller percentage of persons aged 25 to 29 (6.8% compared to 8.1%)

Emerging groups

From 2011 to 2016, City of Casey's population increased by 46,909 people (18.6%). This represents an average annual population change of 3.47% 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 (+5,308 persons)
  • 5 to 9 (+4,205 persons)
  • 20 to 24 (+3,817 persons)
  • 0 to 4 (+3,808 persons)

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