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City of CaseyCommunity profile

Cranbourne West

Five year age groups

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In 2021, the largest age group in Cranbourne West was 35 to 39 year olds. The group that changed the most since 2011 was 35 to 39 year olds, increasing by 1,550 people.

The Age Structure of Cranbourne West provides key insights into the level of demand for age based services and facilities such as child care. It is also an indicator of Cranbourne West'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 Cranbourne West'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
Cranbourne West - Total persons (Usual residence)20212011Change
Five year age groups (years)Number%City of Casey %Number%City of Casey %2011 to 2021
0 to 42,18010.17.694810.87.9+1,232
5 to 92,0319.47.97528.67.6+1,279
10 to 141,5037.07.26757.77.7+828
15 to 191,1205.26.36397.37.7+481
20 to 241,2655.96.76217.16.7+644
25 to 291,8028.47.28339.57.0+969
30 to 342,28810.68.08279.57.4+1,461
35 to 392,34910.98.77999.17.9+1,550
40 to 441,6307.67.26207.17.9+1,010
45 to 491,2605.86.45646.47.3+696
50 to 549704.56.04244.86.5+546
55 to 598774.15.33464.05.2+531
60 to 646663.14.62472.84.3+419
65 to 695662.63.61511.73.0+415
70 to 744582.12.91111.32.2+347
75 to 792611.21.9700.81.6+191
80 to 841630.81.3690.81.2+94
85 and over1510.71.2530.61.0+98
Total population21,540100.0100.08,749100.0100.0+12,791
Source: Australian Bureau of Statistics, Census of Population and Housing 2011 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 Cranbourne West in 2021 compared to the City of Casey 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, 26.5% of the population was aged between 0 and 15, and 7.4% were aged 65 years and over, compared with 22.7% and 10.8% respectively for the City of Casey.

The major differences between the age structure of Cranbourne West and the City of Casey were:

  • A larger percentage of persons aged 30 to 34 (10.6% compared to 8.0%)
  • A larger percentage of persons aged 0 to 4 (10.1% compared to 7.6%)
  • A larger percentage of persons aged 35 to 39 (10.9% compared to 8.7%)
  • A larger percentage of persons aged 5 to 9 (9.4% compared to 7.9%)

Emerging groups

From 2011 to 2021, Cranbourne West's population increased by 12,791 people (146.2%). This represents an average annual population change of 9.43% per year over the period.

The largest changes in age structure in this area between 2011 and 2021 were in the age groups:

  • 35 to 39 (+1,550 persons)
  • 30 to 34 (+1,461 persons)
  • 5 to 9 (+1,279 persons)
  • 0 to 4 (+1,232 persons)

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