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Bass Coast ShireCommunity profile
Service age groups Five year age groups Age-sex pyramid

Wonthaggi District and Surrounds

Service age groups

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In 2021, Wonthaggi District and Surrounds had higher proportion of children (under 18) and a lower proportion of persons aged 60 or older than Wonthaggi - Cape Paterson.

The Age Structure of Wonthaggi District and Surrounds provides key insights into the level of demand for age based services and facilities such as child care. It is an indicator of Wonthaggi District and Surrounds'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 Wonthaggi District and Surrounds'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?'

Refers to:

Total population

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Age structure - Service age groups
Wonthaggi District and Surrounds - Total persons (Usual residence)20212011Change
Service age group (years)Number%Wonthaggi - Cape Paterson %Number%Wonthaggi - Cape Paterson %2011 to 2021
Babies and pre-schoolers (0 to 4)8374.53.58926.25.2-56
Primary schoolers (5 to 11)1,3617.36.21,1728.17.3+188
Secondary schoolers (12 to 17)1,2016.45.89436.57.3+257
Tertiary education and independence (18 to 24)1,0675.75.49326.57.1+134
Young workforce (25 to 34)1,6899.09.01,3759.59.0+314
Parents and homebuilders (35 to 49)2,90215.514.82,57317.816.7+328
Older workers and pre-retirees (50 to 59)2,35212.512.71,92913.413.5+422
Empty nesters and retirees (60 to 69)3,30017.617.92,06614.314.1+1,233
Seniors (70 to 84)3,39018.119.72,10514.616.0+1,284
Elderly aged (85 and over)6673.64.94503.13.9+217
Total18,766100.0100.014,443100.0100.0+4,323
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
Source: Australian Bureau of Statistics, Census of Population and Housing, 2021 (Usual residence data). Compiled and presented in profile.id by .id (informed decisions).
Source: Australian Bureau of Statistics, Census of Population and Housing, 2011 and 2021 (Usual residence data). Compiled and presented in profile.id by .id (informed decisions).

Dominant groups

Analysis of the service age groups of Wonthaggi District and Surrounds in 2021 compared to Wonthaggi - Cape Paterson shows that there was a higher proportion of people in the younger age groups (0 to 17 years) and a lower proportion of people in the older age groups (60+ years).

Overall, 18.1% of the population was aged between 0 and 17, and 39.2% were aged 60 years and over, compared with 15.6% and 42.5% respectively for Wonthaggi - Cape Paterson.

The major differences between the age structure of Wonthaggi District and Surrounds and Wonthaggi - Cape Paterson were:

  • A larger percentage of 'Primary schoolers' (7.3% compared to 6.2%)
  • A larger percentage of 'Babies and pre-schoolers' (4.5% compared to 3.5%)
  • A smaller percentage of 'Seniors' (18.1% compared to 19.7%)
  • A smaller percentage of 'Frail aged' (3.6% compared to 4.9%)

Emerging groups

From 2011 to 2021, Wonthaggi District and Surrounds's population increased by 4,323 people (29.9%). This represents an average annual population change of 2.65% per year over the period.

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

  • Seniors (70 to 84) (+1,284 people)
  • Empty nesters and retirees (60 to 69) (+1,233 people)
  • Older workers and pre-retirees (50 to 59) (+422 people)
  • Parents and homebuilders (35 to 49) (+328 people)

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