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City of BrimbankCommunity profile

Keilor Downs

Service age groups

In 2021, Keilor Downs had lower proportion of children (under 18) and a higher proportion of persons aged 60 or older than Ardeer.

The Age Structure of Keilor Downs provides key insights into the level of demand for age based services and facilities such as child care. It is an indicator of Keilor Downs'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 Keilor Downs'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 - Service age groups
Keilor Downs - Total persons (Enumerated)20212006Change
Service age group (years)Number%Ardeer %Number%Ardeer %2006 to 2021
Babies and pre-schoolers (0 to 4)4884.97.05755.35.5-88
Primary schoolers (5 to 11)7197.38.19138.47.4-195
Secondary schoolers (12 to 17)6266.34.61,11710.37.1-491
Tertiary education and independence (18 to 24)8228.36.81,36612.67.7-544
Young workforce (25 to 34)1,27912.919.01,28611.915.4-8
Parents and homebuilders (35 to 49)1,74517.624.22,49723.019.3-753
Older workers and pre-retirees (50 to 59)1,25212.710.01,64115.113.0-390
Empty nesters and retirees (60 to 69)1,51515.38.48688.09.5+647
Seniors (70 to 84)1,22312.48.64944.612.7+729
Elderly aged (85 and over)2202.23.2810.82.3+138
Total9,889100.0100.010,843100.0100.0-955
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 service age groups of Keilor Downs in 2021 compared to Ardeer shows that there was a lower proportion of people in the younger age groups (0 to 17 years) and a higher proportion of people in the older age groups (60+ years).

Overall, 18.5% of the population was aged between 0 and 17, and 29.9% were aged 60 years and over, compared with 19.7% and 20.2% respectively for Ardeer.

The major differences between the age structure of Keilor Downs and Ardeer were:

  • A larger percentage of 'Empty nesters and retirees' (15.3% compared to 8.4%)
  • A larger percentage of 'Seniors' (12.4% compared to 8.6%)
  • A smaller percentage of 'Parents and homebuilders' (17.6% compared to 24.2%)
  • A smaller percentage of 'Young workforce' (12.9% compared to 19.0%)

Emerging groups

From 2006 to 2021, Keilor Downs's population decreased by 954 people (8.8%). This represents an average annual population change of -0.61% per year over the period.

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

  • Parents and homebuilders (35 to 49) (-753 people)
  • Seniors (70 to 84) (+729 people)
  • Empty nesters and retirees (60 to 69) (+647 people)
  • Tertiary education and independence (18 to 24) (-544 people)

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