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Mornington Peninsula ShireCommunity profile
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In 2021, Tyabb had higher proportion of children (under 18) and a lower proportion of persons aged 60 or older than Mornington Peninsula Shire.

The Age Structure of Tyabb provides key insights into the level of demand for age based services and facilities such as child care. It is an indicator of Tyabb'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 Tyabb'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
Tyabb - Total persons (Enumerated)20211996Change
Service age group (years)Number%Mornington Peninsula Shire %Number%Mornington Peninsula Shire %1996 to 2021
Babies and pre-schoolers (0 to 4)1825.44.71987.57.0-17
Primary schoolers (5 to 11)2597.68.131612.011.1-58
Secondary schoolers (12 to 17)2888.57.328810.98.60
Tertiary education and independence (18 to 24)3008.86.92308.78.1+70
Young workforce (25 to 34)42212.48.834913.212.4+72
Parents and homebuilders (35 to 49)59917.617.270926.821.4-111
Older workers and pre-retirees (50 to 59)50314.813.729611.210.0+207
Empty nesters and retirees (60 to 69)43912.913.71505.79.5+288
Seniors (70 to 84)34810.216.0913.410.4+257
Elderly aged (85 and over)581.73.6160.61.5+41
Total3,398100.0100.02,649100.0100.0+749
Source: Australian Bureau of Statistics, Census of Population and Housing 1996 and 2021. Compiled and presented by .id (informed decisions).
Please refer to specific data notes for more information

Dominant groups

Analysis of the service age groups of Tyabb in 2021 compared to Mornington Peninsula Shire 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, 21.5% of the population was aged between 0 and 17, and 24.9% were aged 60 years and over, compared with 20.1% and 33.2% respectively for Mornington Peninsula Shire.

The major differences between the age structure of Tyabb and Mornington Peninsula Shire were:

  • A larger percentage of 'Young workforce' (12.4% compared to 8.8%)
  • A larger percentage of 'Tertiary education & independence' (8.8% compared to 6.9%)
  • A smaller percentage of 'Seniors' (10.2% compared to 16.0%)
  • A smaller percentage of 'Frail aged' (1.7% compared to 3.6%)

Emerging groups

From 1996 to 2021, Tyabb's population increased by 749 people (28.3%). This represents an average annual population change of 1.0% per year over the period.

The largest changes in the age structure in this area between 1996 and 2021 were in the age groups:

  • Empty nesters and retirees (60 to 69) (+288 people)
  • Seniors (70 to 84) (+257 people)
  • Older workers and pre-retirees (50 to 59) (+207 people)
  • Parents and homebuilders (35 to 49) (-111 people)

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