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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.

Williamstown North - The Rifle Range

Service age groups

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

Williamstown North - The Rifle Range 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 Williamstown North - The Rifle Range provides key insights into the level of demand for age based services and facilities such as child care. It is an indicator of Williamstown North - The Rifle Range'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 Williamstown North - The Rifle Range'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
Williamstown North - The Rifle Range - 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)1864.36.81974.66.9-11
Primary schoolers (5 to 11)3808.78.645310.67.9-73
Secondary schoolers (12 to 17)4269.86.14079.66.9+19
Tertiary education and independence (18 to 24)4109.48.03688.68.6+42
Young workforce (25 to 34)3868.814.73558.414.5+31
Parents and homebuilders (35 to 49)88020.122.51,08525.523.5-205
Older workers and pre-retirees (50 to 59)77517.713.363715.012.8+137
Empty nesters and retirees (60 to 69)48811.29.63408.08.8+147
Seniors (70 to 84)3427.88.23307.88.3+13
Elderly aged (85 and over)942.22.2811.91.9+13
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 Williamstown North - The Rifle Range in 2016 compared to Hobsons Bay City shows that there was a higher proportion of people in the younger age groups (0 to 17 years) as well as a higher proportion of people in the older age groups (60+ years).

Overall, 22.7% of the population was aged between 0 and 17, and 21.2% 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 Williamstown North - The Rifle Range and Hobsons Bay City were:

  • A larger percentage of 'Older workers and pre-retirees (50 to 59)' (17.7% compared to 13.3%)
  • A larger percentage of 'Secondary schoolers (12 to 17)' (9.8% compared to 6.1%)
  • A smaller percentage of 'Young workforce (25 to 34)' (8.8% compared to 14.7%)
  • A smaller percentage of 'Babies and pre-schoolers (0 to 4)' (4.3% compared to 6.8%)

Emerging groups

From 2011 to 2016, Williamstown North - The Rifle Range's population increased by 114 people (2.7%). This represents an average annual population change of 0.53% 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) (-205 people)
  • Empty nesters and retirees (60 to 69) (+147 people)
  • Older workers and pre-retirees (50 to 59) (+137 people)
  • Primary schoolers (5 to 11) (-73 people)

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