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Hobsons Bay CityCommunity profile

Altona - Seaholme

Service age groups

In 2021, Altona - Seaholme had lower proportion of children (under 18) and a higher proportion of persons aged 60 or older than Hobsons Bay City.

The Age Structure of Altona - Seaholme provides key insights into the level of demand for age based services and facilities such as child care. It is an indicator of Altona - Seaholme'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 Altona - Seaholme'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
Altona - Seaholme - Total persons (Enumerated)20211991Change
Service age group (years)Number%Hobsons Bay City %Number%Hobsons Bay City %1991 to 2021
Babies and pre-schoolers (0 to 4)7765.86.36475.37.7+129
Primary schoolers (5 to 11)1,1788.88.89437.79.5+235
Secondary schoolers (12 to 17)7565.76.41,0358.58.0-279
Tertiary education and independence (18 to 24)7515.66.91,58413.011.9-833
Young workforce (25 to 34)1,55611.613.71,66013.617.8-104
Parents and homebuilders (35 to 49)3,19023.922.72,52720.720.0+663
Older workers and pre-retirees (50 to 59)1,76813.213.31,48012.110.1+288
Empty nesters and retirees (60 to 69)1,49011.110.51,36111.18.6+129
Seniors (70 to 84)1,52011.49.09057.45.9+615
Elderly aged (85 and over)3862.92.3870.70.6+299
Total13,371100.0100.012,229100.0100.0+1,142
Source: Australian Bureau of Statistics, Census of Population and Housing 1991 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 Altona - Seaholme in 2021 compared to Hobsons Bay City shows that there was a lower proportion of people in the younger age groups (0 to 17 years) and a higher proportion of people in the older age groups (60+ years).

Overall, 20.3% of the population was aged between 0 and 17, and 25.4% were aged 60 years and over, compared with 21.5% and 21.8% respectively for Hobsons Bay City.

The major differences between the age structure of Altona - Seaholme and Hobsons Bay City were:

  • A larger percentage of 'Seniors' (11.4% compared to 9.0%)
  • A larger percentage of 'Parents and homebuilders' (23.9% compared to 22.7%)
  • A smaller percentage of 'Young workforce' (11.6% compared to 13.7%)
  • A smaller percentage of 'Tertiary education & independence' (5.6% compared to 6.9%)

Emerging groups

From 1991 to 2021, Altona - Seaholme's population increased by 1,142 people (9.3%). This represents an average annual population change of 0.3% per year over the period.

The largest changes in the age structure in this area between 1991 and 2021 were in the age groups:

  • Tertiary education and independence (18 to 24) (-833 people)
  • Parents and homebuilders (35 to 49) (+663 people)
  • Seniors (70 to 84) (+615 people)
  • Elderly aged (85 and over) (+299 people)

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