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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 2011 was 45 to 49 year olds, decreasing by 153 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 (Enumerated)20212011Change
Five year age groups (years)Number%Hobsons Bay City %Number%Hobsons Bay City %2011 to 2021
0 to 41774.16.31984.66.9-22
5 to 92094.86.42906.85.7-82
10 to 142976.85.93538.25.6-57
15 to 193367.74.93327.75.9+4
20 to 242776.45.02485.86.3+28
25 to 291844.26.21814.27.2+2
30 to 341824.27.42094.97.4-28
35 to 392405.58.12556.07.9-16
40 to 442796.47.53849.08.0-106
45 to 493026.97.145410.67.6-153
50 to 543898.97.03979.27.0-9
55 to 593718.56.32606.15.8+110
60 to 642796.45.81974.65.0+82
65 to 692485.74.71323.13.7+116
70 to 742335.34.01182.83.2+115
75 to 791353.12.8932.22.8+42
80 to 841222.82.11092.62.2+12
85 and over972.22.3791.81.9+18
Total population4,357100.0100.04,298100.0100.0+58
Source: Australian Bureau of Statistics, Census of Population and Housing 2011 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, 15.7% of the population was aged between 0 and 15, and 19.2% were aged 65 years and over, compared with 18.6% and 16.0% 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 persons aged 15 to 19 (7.7% compared to 4.9%)
  • A smaller percentage of persons aged 30 to 34 (4.2% compared to 7.4%)
  • A smaller percentage of persons aged 35 to 39 (5.5% compared to 8.1%)
  • A smaller percentage of persons aged 0 to 4 (4.1% compared to 6.3%)

Emerging groups

From 2011 to 2021, Williamstown North - The Rifle Range's population increased by 59 people (1.4%). This represents an average annual population change of 0.14% per year over the period.

The largest changes in age structure in this area between 2011 and 2021 were in the age groups:

  • 45 to 49 (-153 persons)
  • 65 to 69 (+116 persons)
  • 70 to 74 (+115 persons)
  • 55 to 59 (+110 persons)

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