idc-logo
svg rectangle color
Hobsons Bay CityCommunity profile

Williamstown

Five year age groups

In 2021, the largest age group in Williamstown was 55 to 59 year olds. The group that changed the most since 2006 was 65 to 69 year olds, increasing by 164 people.

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 also an indicator of Williamstown's residential role and function and how it is likely to change in the future.

Five year age groups present a classic age profile of the population. Each age group covers exactly five years, which enables direct comparison between each group.

To get a more complete picture Williamstown'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 - Five year age groups
Williamstown - Total males (Enumerated)20212006Change
Five year age groups (years)Number%Hobsons Bay City %Number%Hobsons Bay City %2006 to 2021
0 to 42654.76.83457.16.9-81
5 to 93626.56.63557.36.7+7
10 to 144718.46.03567.46.9+114
15 to 193947.05.12515.26.5+143
20 to 243205.75.42054.26.3+115
25 to 291943.56.41954.06.2-1
30 to 342213.97.32865.97.6-65
35 to 392624.78.13557.38.2-94
40 to 443626.57.54549.48.4-93
45 to 494257.67.14459.27.7-21
50 to 544758.56.83717.76.5+103
55 to 594888.76.43306.85.8+157
60 to 643987.15.72605.44.4+138
65 to 693466.24.71813.73.6+164
70 to 742855.13.81272.63.1+157
75 to 791642.92.61513.12.6+12
80 to 84901.61.9891.81.8+1
85 and over821.51.8831.71.0-1
Total population5,604100.0100.04,848100.0100.0+756
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 male five year age groups of Williamstown in 2021 compared to Hobsons Bay City shows that there was a similar proportion of males in the younger age groups (under 15) and a higher proportion of males in the older age groups (65+).

Overall, 19.6% of the male population was aged between 0 and 15, and 17.3% were aged 65 years and over, compared with 19.4% and 14.7% respectively for Hobsons Bay City.

The major differences between the male age structure of Williamstown and Hobsons Bay City were:

  • A larger percentage of males aged 10 to 14 (8.4% compared to 6.0%)
  • A smaller percentage of males aged 30 to 34 (3.9% compared to 7.3%)
  • A smaller percentage of males aged 35 to 39 (4.7% compared to 8.1%)
  • A smaller percentage of males aged 25 to 29 (3.5% compared to 6.4%)

Emerging groups

From 2006 to 2021, Williamstown's male population increased by 756 people (15.6%). This represents an average annual population change of 0.97% per year over the period.

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

  • 65 to 69 (+164 males)
  • 55 to 59 (+157 males)
  • 70 to 74 (+157 males)
  • 15 to 19 (+143 males)

DISCLAIMER: While all due care has been taken to ensure that the content of this website is accurate and current, there may be errors or omissions in it and no legal responsibility is accepted for the information and opinions in this website.

Please view our Privacy Policy, Terms of use and Legal notices.

ABS Data and the copyright in the ABS Data remains the property of the Australian Bureau of Statistics. The copyright in the way .id has modified, transformed or reconfigured the ABS Data as published on this website remains the property of .id. ABS Data can be accessed from the Australian Bureau of Statistics at www.abs.gov.au. ABS data can be used under license - terms published on ABS website. intermediary.management@abs.gov.au if you have any queries or wish to distribute any ABS data.