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City of BrimbankCommunity profile

Keilor Park & District

Five year age groups

In 2021, the largest age group in the Keilor Park & District was 70 to 74 year olds. The group that changed the most since 2011 was 60 to 64 year olds, decreasing by 95 people.

The Age Structure of the Keilor Park & District provides key insights into the level of demand for age based services and facilities such as child care. It is also an indicator of the Keilor Park & District'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 the Keilor Park & District'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
Keilor Park & District - Total persons (Enumerated)20212011Change
Five year age groups (years)Number%City of Brimbank %Number%City of Brimbank %2011 to 2021
0 to 41515.75.71405.56.6+11
5 to 91686.36.01094.36.2+59
10 to 141465.55.71224.86.3+24
15 to 191234.65.71375.47.0-14
20 to 241144.36.91345.37.9-20
25 to 291425.38.11305.18.4+12
30 to 341616.07.61666.57.5-5
35 to 391726.57.22228.87.2-50
40 to 441766.66.41716.77.1+5
45 to 492087.86.31445.76.7+64
50 to 541435.46.31465.86.5-3
55 to 591314.96.11415.66.0-10
60 to 641405.35.82359.35.3-95
65 to 691345.05.02228.83.7-88
70 to 742158.14.31345.32.9+81
75 to 791756.63.01014.02.1+74
80 to 841033.92.0441.71.5+59
85 and over642.41.9381.51.2+26
Total population2,666100.0100.02,536100.0100.0+130
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 the Keilor Park & District in 2021 compared to the City of Brimbank shows that there was a similar proportion of people in the younger age groups (under 15) and a higher proportion of people in the older age groups (65+).

Overall, 17.4% of the population was aged between 0 and 15, and 25.9% were aged 65 years and over, compared with 17.4% and 16.2% respectively for the City of Brimbank.

The major differences between the age structure of the Keilor Park & District and the City of Brimbank were:

  • A larger percentage of persons aged 70 to 74 (8.1% compared to 4.3%)
  • A larger percentage of persons aged 75 to 79 (6.6% compared to 3.0%)
  • A smaller percentage of persons aged 25 to 29 (5.3% compared to 8.1%)
  • A smaller percentage of persons aged 20 to 24 (4.3% compared to 6.9%)

Emerging groups

From 2011 to 2021, Keilor Park & District's population increased by 130 people (5.1%). This represents an average annual population change of 0.5% per year over the period.

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

  • 60 to 64 (-95 persons)
  • 65 to 69 (-88 persons)
  • 70 to 74 (+81 persons)
  • 75 to 79 (+74 persons)

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