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City of Hobsons BayCommunity profile

We’re continuing to update these pages with data from the 2016 Census. Read more about our updates.

Altona - Seaholme

Service age groups

This topic has been updated with 2016 Census data for all areas. What's this?

Altona - Seaholme had a lower proportion of pre-schoolers and a higher proportion of persons at post retirement age than Hobsons Bay City in 2016.

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.


Derived from the Census question:

'What is the person's date of birth or age?'

Age structure - Service age groups
Altona - Seaholme - Total persons (Usual residence)20162011Change
Service age group (years)Number%Hobsons Bay City %Number%Hobsons Bay City %2011 to 2016
Babies and pre-schoolers (0 to 4)7636.06.86655.66.9+98
Primary schoolers (5 to 11)9657.68.67416.37.9+224
Secondary schoolers (12 to 17)6645.36.16625.66.9+2
Tertiary education and independence (18 to 24)8226.58.08597.38.6-37
Young workforce (25 to 34)1,67413.214.71,60913.714.5+65
Parents and homebuilders (35 to 49)2,92223.122.52,64322.423.5+279
Older workers and pre-retirees (50 to 59)1,65613.113.31,57213.312.8+84
Empty nesters and retirees (60 to 69)1,40311.19.61,36911.68.8+34
Seniors (70 to 84)1,42711.38.21,29711.08.3+130
Elderly aged (85 and over)3512.82.23623.11.9-11
Source: Australian Bureau of Statistics, Census of Population and Housing 2011 and 2016. Compiled and presented by .id , the population experts.

Please refer to specific data notes for more information

Dominant groups

Analysis of the service age groups of Altona - Seaholme in 2016 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, 18.9% of the population was aged between 0 and 17, and 25.2% were aged 60 years and over, compared with 21.5% and 20.0% 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 (70 to 84)' (11.3% compared to 8.2%)
  • A larger percentage of 'Empty nesters and retirees (60 to 69)' (11.1% compared to 9.6%)
  • A smaller percentage of 'Young workforce (25 to 34)' (13.2% compared to 14.7%)
  • A smaller percentage of 'Tertiary education and independence (18 to 24)' (6.5% compared to 8.0%)

Emerging groups

From 2011 to 2016, Altona - Seaholme's population increased by 868 people (7.4%). This represents an average annual population change of 1.43% per year over the period.

The largest changes in the age structure in this area between 2011 and 2016 were in the age groups:

  • Parents and homebuilders (35 to 49) (+279 people)
  • Primary schoolers (5 to 11) (+224 people)
  • Seniors (70 to 84) (+130 people)
  • Babies and pre-schoolers (0 to 4) (+98 people)

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