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Williamstown

Service age groups

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

Williamstown 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 provides key insights into the level of demand for age based services and facilities such as child care. It is an indicator of Williamstown'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'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?'

Total population

Age structure - Service age groups
Williamstown - Total persons (Usual residence)20162011Change
Service age group (years)Number%Hobsons Bay City %Number%Hobsons Bay City %2011 to 2016
map this data in atlas.idBabies and pre-schoolers (0 to 4)6595.96.87377.06.9-78
map this data in atlas.idPrimary schoolers (5 to 11)1,13010.18.69599.17.9+172
map this data in atlas.idSecondary schoolers (12 to 17)8087.26.18257.86.9-17
map this data in atlas.idTertiary education and independence (18 to 24)8447.58.07356.98.6+109
map this data in atlas.idYoung workforce (25 to 34)1,0309.214.71,0119.514.5+20
map this data in atlas.idParents and homebuilders (35 to 49)2,50822.422.52,73725.923.5-229
map this data in atlas.idOlder workers and pre-retirees (50 to 59)1,87816.813.31,56514.812.8+313
map this data in atlas.idEmpty nesters and retirees (60 to 69)1,34012.09.61,05710.08.8+283
map this data in atlas.idSeniors (70 to 84)8017.18.27186.88.3+83
map this data in atlas.idElderly aged (85 and over)2091.92.22422.31.9-32

Source: Australian Bureau of Statistics, Census of Population and Housing 2011 and 2016. Compiled and presented by .id , the population experts.

Age structure - service age groups, 2016
Age structure - service age groups, 2016 Babies and pre-schoolers (0 to 4), Hobsons Bay City: 6.8% Primary schoolers (5 to 11), Hobsons Bay City: 8.6% Secondary schoolers (12 to 17), Hobsons Bay City: 6.1% Tertiary education and independence (18 to 24), Hobsons Bay City: 8.0% Young workforce (25 to 34), Hobsons Bay City: 14.7% Parents and homebuilders (35 to 49), Hobsons Bay City: 22.5% Older workers and pre-retirees (50 to 59), Hobsons Bay City: 13.3% Empty nesters and retirees (60 to 69), Hobsons Bay City: 9.6% Seniors (70 to 84), Hobsons Bay City: 8.2% Elderly aged (85 and over), Hobsons Bay City: 2.2% Babies and pre-schoolers (0 to 4), Williamstown: 5.9% Primary schoolers (5 to 11), Williamstown: 10.1% Secondary schoolers (12 to 17), Williamstown: 7.2% Tertiary education and independence (18 to 24), Williamstown: 7.5% Young workforce (25 to 34), Williamstown: 9.2% Parents and homebuilders (35 to 49), Williamstown: 22.4% Older workers and pre-retirees (50 to 59), Williamstown: 16.8% Empty nesters and retirees (60 to 69), Williamstown: 12.0% Seniors (70 to 84), Williamstown: 7.1% Elderly aged (85 and over), Williamstown: 1.9%
Source: Australian Bureau of Statistics, Census of Population and Housing, 2016 (Usual residence data)
Compiled and presented in profile.id by .id, the population experts.
Change in age structure - service age groups, 2011 to 2016
Change in age structure - service age groups, 2011 to 2016 Babies and pre-schoolers (0 to 4), Williamstown: -78 Primary schoolers (5 to 11), Williamstown: +172 Secondary schoolers (12 to 17), Williamstown: -17 Tertiary education and independence (18 to 24), Williamstown: +109 Young workforce (25 to 34), Williamstown: +20 Parents and homebuilders (35 to 49), Williamstown: -229 Older workers and pre-retirees (50 to 59), Williamstown: +313 Empty nesters and retirees (60 to 69), Williamstown: +283 Seniors (70 to 84), Williamstown: +83 Elderly aged (85 and over), Williamstown: -32
Source: Australian Bureau of Statistics, Census of Population and Housing, 2011 and 2016 (Usual residence data)
Compiled and presented in profile.id by .id, the population experts.

Dominant groups

Analysis of the service age groups of Williamstown 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, 23.2% of the population was aged between 0 and 17, and 21.0% 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 and Hobsons Bay City were:

  • A larger percentage of 'Older workers & pre-retirees' (16.8% compared to 13.3%)
  • A larger percentage of 'Empty nesters and retirees' (12.0% compared to 9.6%)
  • A larger percentage of 'Primary schoolers' (10.1% compared to 8.6%)
  • A smaller percentage of 'Young workforce' (9.2% compared to 14.7%)

Emerging groups

From 2011 to 2016, Williamstown's population increased by 624 people (5.9%). This represents an average annual population change of 1.15% per year over the period.

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

  • Older workers and pre-retirees (50 to 59) (+313 people)
  • Empty nesters and retirees (60 to 69) (+283 people)
  • Parents and homebuilders (35 to 49) (-229 people)
  • Primary schoolers (5 to 11) (+172 people)

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