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AustraliaCommunity profile

Western Australia

Service age groups

In 2021, Western Australia had higher proportion of male children (under 18) and a similar proportion of males aged 60 or older than Victoria.

The Age Structure of Western Australia provides key insights into the level of demand for age based services and facilities such as child care. It is an indicator of Western Australia's residential role and function and how it is likely to change in the future.

Service age groups divide the population into age categories that reflect typical life-stages. They indicate the level of demand for services that target people at different stages in life and how that demand is changing.

To get a more complete picture Western Australia'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 - Service age groups
Western Australia - Total males (Enumerated)20212001Change
Service age group (years)Number%Victoria %Number%Victoria %2001 to 2021
Babies and pre-schoolers (0 to 4)83,2896.36.163,0766.96.8+20,213
Primary schoolers (5 to 11)124,3859.49.096,45210.610.3+27,933
Secondary schoolers (12 to 17)101,4627.67.385,0449.38.7+16,418
Tertiary education and independence (18 to 24)110,9848.38.990,5989.99.9+20,386
Young workforce (25 to 34)184,51713.915.1132,44414.514.9+52,073
Parents and homebuilders (35 to 49)277,64420.920.6206,23322.622.4+71,411
Older workers and pre-retirees (50 to 59)168,83712.712.1110,17712.111.8+58,660
Empty nesters and retirees (60 to 69)139,36410.510.167,6097.47.6+71,755
Seniors (70 to 84)119,2369.09.154,4726.06.8+64,764
Elderly aged (85 and over)19,6401.51.77,0880.80.9+12,552
Total1,329,358100.0100.0913,193100.0100.0+416,165
Source: Australian Bureau of Statistics, Census of Population and Housing 2001 and 2021. Compiled and presented by .id (informed decisions).
Please refer to specific data notes for more information

Dominant groups

Analysis of the male service age groups of Western Australia in 2021 compared to Victoria shows that there was a higher proportion of males in the younger age groups (0 to 17 years) and a similar proportion of males in the older age groups (60+ years).

Overall, 23.3% of the male population was aged between 0 and 17, and 20.9% were aged 60 years and over, compared with 22.4% and 20.9% respectively for Victoria.

The major difference between the male age structure of Western Australia and Victoria is:

  • A smaller percentage of 'Young workforce' (13.9% compared to 15.1%)

Emerging groups

From 2001 to 2021, Western Australia's male population increased by 416,165 people (45.6%). This represents an average annual population change of 1.9% per year over the period.

The largest changes in the male age structure in this area between 2001 and 2021 were in the age groups:

  • Empty nesters and retirees (60 to 69) (+71,755 males)
  • Parents and homebuilders (35 to 49) (+71,411 males)
  • Seniors (70 to 84) (+64,764 males)
  • Older workers and pre-retirees (50 to 59) (+58,660 males)

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