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Hobsons Bay CityCommunity profile

Williamstown North - The Rifle Range

Five year age groups

In 2021, the largest age group in Williamstown North - The Rifle Range was 50 to 54 year olds. The group that changed the most since 2001 was 55 to 59 year olds, increasing by 229 people.

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 also an indicator of Williamstown North - The Rifle Range'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 North - The Rifle Range'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 North - The Rifle Range - Total persons (Usual residence)20212001Change
Five year age groups (years)Number%Hobsons Bay City %Number%Hobsons Bay City %2001 to 2021
0 to 41703.96.33529.27.0-182
5 to 92094.86.42987.86.9-89
10 to 142976.85.82566.76.4+41
15 to 193457.84.91774.65.9+168
20 to 242776.35.01744.56.2+103
25 to 291774.06.21955.17.5-18
30 to 341794.17.43228.48.6-143
35 to 392395.48.141910.98.6-180
40 to 442756.37.53709.68.2-95
45 to 493117.17.12656.96.7+46
50 to 543918.97.02406.26.1+151
55 to 593878.86.31584.14.6+229
60 to 642866.55.81243.24.1+162
65 to 692565.84.8932.43.8+163
70 to 742405.54.11263.33.5+114
75 to 791373.12.81143.02.8+23
80 to 841192.72.11002.61.6+19
85 and over1002.32.3601.61.3+40
Total population4,395100.0100.03,843100.0100.0+552
Source: Australian Bureau of Statistics, Census of Population and Housing 2001 and 2021. Compiled and presented by .id (informed decisions).
Please refer to specific data notes for more information

Dominant groups

Analysis of the five year age groups of Williamstown North - The Rifle Range in 2021 compared to Hobsons Bay City shows that there was a lower proportion of people in the younger age groups (under 15) and a higher proportion of people in the older age groups (65+).

Overall, 15.4% of the population was aged between 0 and 15, and 19.4% were aged 65 years and over, compared with 18.5% and 16.1% 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 persons aged 15 to 19 (7.8% compared to 4.9%)
  • A larger percentage of persons aged 55 to 59 (8.8% compared to 6.3%)
  • A smaller percentage of persons aged 30 to 34 (4.1% compared to 7.4%)
  • A smaller percentage of persons aged 35 to 39 (5.4% compared to 8.1%)

Emerging groups

From 2001 to 2021, Williamstown North - The Rifle Range's population increased by 552 people (14.4%). This represents an average annual population change of 0.67% per year over the period.

The largest changes in age structure in this area between 2001 and 2021 were in the age groups:

  • 55 to 59 (+229 persons)
  • 0 to 4 (-182 persons)
  • 35 to 39 (-180 persons)
  • 15 to 19 (+168 persons)

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