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City of CaseyCommunity profile

City of Casey

Five year age groups

There were 19,001 people with a need for assistance living in the City of Casey, with largest age group being 85 and over year olds in 2021.

The age structure of the population with a need for assistance is an important indicator of whether the disabilities highlighted are age related or otherwise. Generally need for assistance increases with age, so a comparison with the age structure of the same population in a benchmark area may reveal an older or younger population with significant need for assistance.

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 for those with a need for assistance should be viewed in conjunction with Dwelling Types, Tenure and Employment Status.

Q:

Derived from the Census question:

'What is the person's date of birth or age?'

Five year age groups
City of Casey - Need for assistance20212016Change
Five year age groups (years)Number%City of Casey - Total populationNumber%City of Casey - Total population2016 to 2021
0 to 43882.07.62441.77.9+144
5 to 91,0905.77.98005.77.8+290
10 to 141,0385.57.27455.36.9+293
15 to 197644.06.36054.37.0+159
20 to 246063.26.74122.96.9+194
25 to 294852.67.23672.66.8+118
30 to 344802.58.03482.58.0+132
35 to 395262.88.74132.97.6+113
40 to 446193.37.25854.17.3+34
45 to 497754.16.47045.07.0+71
50 to 549985.36.07805.56.3+218
55 to 591,1626.15.39606.85.6+202
60 to 641,3607.24.61,0717.64.5+289
65 to 691,4967.93.61,0657.53.6+431
70 to 741,6388.62.91,0117.12.5+627
75 to 791,6568.71.91,1077.81.8+549
80 to 841,6008.41.31,1268.01.2+474
85 and over2,32012.21.21,80612.81.2+514
Total persons19,001100.0100.014,149100.0100.0+4,852
Source: Australian Bureau of Statistics, Census of Population and Housing 2016 and 2021. Compiled and presented by .id (informed decisions).
Please refer to specific data notes for more information

Dominant groups

Analysis of the population needing assistance in the City of Casey in 2021 compared to the total population in the City of Casey shows that there was a lower proportion of people in the younger age groups (under 15) and a higher proportion of people in the older age groups (65+).

Overall, 13.2% of the population needing assistance was aged between 0 and 14, and 45.8% were aged 65 years and over, compared with 22.7% and 10.8% respectively for the total population in the City of Casey.

The major differences between the age structure of the population needing assistance the City of Casey and the total population in the City of Casey were:

  • A larger percentage of people aged 85 and over (12.2% compared to 1.2%)
  • A larger percentage of people aged 80 to 84 (8.4% compared to 1.3%)
  • A larger percentage of people aged 75 to 79 (8.7% compared to 1.9%)
  • A smaller percentage of people aged 35 to 39 (2.8% compared to 8.7%)

Emerging groups

From 2016 to 2021, City of Casey's population needing assistance increased by 4,852 people (34.3%). This represents an average annual population change of 6.07% per year over the period.

The largest changes in age structure of the population needing assistance in this area between 2016 and 2021 were in the age groups:

  • 70 to 74 (+627 persons)
  • 75 to 79 (+549 persons)
  • 85 and over (+514 persons)
  • 80 to 84 (+474 persons)

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