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City of KalamundaCommunity profile

City of Kalamunda

Five year age groups

In 2021, the largest age group in the City of Kalamunda was 10 to 14 year olds. The group that changed the most since 2016 was 70 to 74 year olds, increasing by 813 people.

The Age Structure of the City of Kalamunda 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 Kalamunda'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 Kalamunda'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 of Kalamunda - Total persons (Usual residence)20212016Change
Five year age groups (years)Number%Greater Perth %Number%Greater Perth %2016 to 2021
0 to 43,3185.66.13,5236.16.5-205
5 to 93,8366.56.43,8896.86.5-53
10 to 144,2077.26.43,7636.56.0+444
15 to 193,6086.15.83,9066.86.2-298
20 to 243,1635.46.33,3155.86.9-152
25 to 292,9545.06.83,3505.87.7-396
30 to 343,4965.97.63,7346.58.0-238
35 to 393,9946.87.73,7616.57.1+233
40 to 443,9766.86.83,9166.86.9+60
45 to 493,9536.76.54,0787.16.9-125
50 to 543,9386.76.43,8956.86.4+43
55 to 593,7936.55.93,5936.35.8+200
60 to 643,4205.85.43,3265.85.1+94
65 to 693,1035.34.83,2465.64.6-143
70 to 743,1265.34.22,3134.03.3+813
75 to 792,0993.62.91,7213.02.5+378
80 to 841,4932.52.01,2112.11.7+282
85 and over1,2922.21.99221.61.8+370
Total population58,769100.0100.057,462100.0100.0+1,307
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 five year age groups of the City of Kalamunda in 2021 compared to Greater Perth shows that there was a similar proportion of people in the younger age groups (under 15) and a higher proportion of people in the older age groups (65+).

Overall, 19.3% of the population was aged between 0 and 15, and 18.9% were aged 65 years and over, compared with 19.0% and 15.8% respectively for Greater Perth.

The major differences between the age structure of the City of Kalamunda and Greater Perth were:

  • A larger percentage of persons aged 70 to 74 (5.3% compared to 4.2%)
  • A smaller percentage of persons aged 25 to 29 (5.0% compared to 6.8%)
  • A smaller percentage of persons aged 30 to 34 (5.9% compared to 7.6%)
  • A smaller percentage of persons aged 35 to 39 (6.8% compared to 7.7%)

Emerging groups

From 2016 to 2021, City of Kalamunda's population increased by 1,307 people (2.3%). This represents an average annual population change of 0.45% per year over the period.

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

  • 70 to 74 (+813 persons)
  • 10 to 14 (+444 persons)
  • 25 to 29 (-396 persons)
  • 75 to 79 (+378 persons)

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