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Bass Coast ShireCommunity profile

Wonthaggi District

Service age groups

In 2021, the Wonthaggi District had lower proportion of female children (under 18) and a higher proportion of females aged 60 or older than Bass Coast Shire.

The Age Structure of the Wonthaggi District provides key insights into the level of demand for age based services and facilities such as child care. It is an indicator of the Wonthaggi District'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 the Wonthaggi District'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
Wonthaggi District - Total females (Enumerated)20212016Change
Service age group (years)Number%Bass Coast Shire %Number%Bass Coast Shire %2016 to 2021
Babies and pre-schoolers (0 to 4)1964.24.42215.44.8-25
Primary schoolers (5 to 11)3146.77.02917.17.8+22
Secondary schoolers (12 to 17)2826.06.02736.66.2+8
Tertiary education and independence (18 to 24)2996.35.02726.65.2+27
Young workforce (25 to 34)49310.49.14079.99.2+86
Parents and homebuilders (35 to 49)71715.216.565015.817.1+66
Older workers and pre-retirees (50 to 59)58012.314.157814.014.3+1
Empty nesters and retirees (60 to 69)73615.618.156913.816.7+166
Seniors (70 to 84)86518.316.464615.614.6+219
Elderly aged (85 and over)2375.03.52175.34.2+20
Total4,719100.0100.04,129100.0100.0+589
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 female service age groups of the Wonthaggi District in 2021 compared to Bass Coast Shire shows that there was a lower proportion of females in the younger age groups (0 to 17 years) and a higher proportion of females in the older age groups (60+ years).

Overall, 16.8% of the female population was aged between 0 and 17, and 38.9% were aged 60 years and over, compared with 17.4% and 37.9% respectively for Bass Coast Shire.

The major differences between the female age structure of the Wonthaggi District and Bass Coast Shire were:

  • A larger percentage of 'Seniors' (18.3% compared to 16.4%)
  • A larger percentage of 'Frail aged' (5.0% compared to 3.5%)
  • A smaller percentage of 'Empty nesters and retirees' (15.6% compared to 18.1%)
  • A smaller percentage of 'Older workers & pre-retirees' (12.3% compared to 14.1%)

Emerging groups

From 2016 to 2021, Wonthaggi District's female population increased by 590 people (14.3%). This represents an average annual population change of 2.71% per year over the period.

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

  • Seniors (70 to 84) (+219 females)
  • Empty nesters and retirees (60 to 69) (+166 females)
  • Young workforce (25 to 34) (+86 females)
  • Parents and homebuilders (35 to 49) (+66 females)

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