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Mornington Peninsula ShireCommunity profile

Bittern - Crib Point

Service age groups

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In 2021, Bittern - Crib Point had lower proportion of children (under 18) and a lower proportion of persons aged 60 or older than Mount Martha.

The Age Structure of Bittern - Crib Point provides key insights into the level of demand for age based services and facilities such as child care. It is an indicator of Bittern - Crib Point'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 Bittern - Crib Point'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
Bittern - Crib Point - Total persons (Enumerated)20212006Change
Service age group (years)Number%Mount Martha %Number%Mount Martha %2006 to 2021
Babies and pre-schoolers (0 to 4)4215.74.74327.17.3-12
Primary schoolers (5 to 11)6408.69.967011.010.9-30
Secondary schoolers (12 to 17)5657.69.669211.49.1-127
Tertiary education and independence (18 to 24)5267.16.94848.06.5+41
Young workforce (25 to 34)87711.95.971811.89.7+158
Parents and homebuilders (35 to 49)1,34118.119.41,55525.623.2-215
Older workers and pre-retirees (50 to 59)1,04814.214.476412.612.7+284
Empty nesters and retirees (60 to 69)98213.311.74467.39.7+535
Seniors (70 to 84)91912.414.42904.88.5+629
Elderly aged (85 and over)811.13.1280.52.4+52
Total7,400100.0100.06,084100.0100.0+1,315
Source: Australian Bureau of Statistics, Census of Population and Housing 2006 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 Bittern - Crib Point in 2021 compared to Mount Martha shows that there was a lower proportion of people in the younger age groups (0 to 17 years) as well as a lower proportion of people in the older age groups (60+ years).

Overall, 22.0% of the population was aged between 0 and 17, and 26.8% were aged 60 years and over, compared with 24.2% and 29.2% respectively for Mount Martha.

The major differences between the age structure of Bittern - Crib Point and Mount Martha were:

  • A larger percentage of 'Young workforce' (11.9% compared to 5.9%)
  • A smaller percentage of 'Seniors' (12.4% compared to 14.4%)
  • A smaller percentage of 'Secondary schoolers' (7.6% compared to 9.6%)
  • A smaller percentage of 'Frail aged' (1.1% compared to 3.1%)

Emerging groups

From 2006 to 2021, Bittern - Crib Point's population increased by 1,316 people (21.6%). This represents an average annual population change of 1.31% per year over the period.

The largest changes in the age structure in this area between 2006 and 2021 were in the age groups:

  • Seniors (70 to 84) (+629 people)
  • Empty nesters and retirees (60 to 69) (+535 people)
  • Older workers and pre-retirees (50 to 59) (+284 people)
  • Parents and homebuilders (35 to 49) (-215 people)

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