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City of BrimbankCommunity profile

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

The Age Structure of Keilor provides key insights into the level of demand for age based services and facilities such as child care. It is an indicator of Keilor'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'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 - Total persons (Enumerated)20211991Change
Service age group (years)Number%City of Brimbank %Number%City of Brimbank %1991 to 2021
Babies and pre-schoolers (0 to 4)2704.75.73566.38.0-86
Primary schoolers (5 to 11)4327.48.365111.611.8-220
Secondary schoolers (12 to 17)4577.96.876213.610.8-305
Tertiary education and independence (18 to 24)4808.39.263611.312.6-157
Young workforce (25 to 34)5449.415.766611.916.2-122
Parents and homebuilders (35 to 49)1,02117.619.91,57428.022.7-554
Older workers and pre-retirees (50 to 59)83114.312.45179.28.6+313
Empty nesters and retirees (60 to 69)72312.510.82945.25.9+428
Seniors (70 to 84)81714.19.31402.53.1+676
Elderly aged (85 and over)2243.91.9180.30.2+205
Total5,799100.0100.05,619100.0100.0+179
Source: Australian Bureau of Statistics, Census of Population and Housing 1991 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 in 2021 compared to the City of Brimbank 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, 20.0% of the population was aged between 0 and 17, and 30.4% were aged 60 years and over, compared with 20.8% and 22.0% respectively for the City of Brimbank.

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

  • A larger percentage of 'Seniors' (14.1% compared to 9.3%)
  • A larger percentage of 'Frail aged' (3.9% compared to 1.9%)
  • A smaller percentage of 'Young workforce' (9.4% compared to 15.7%)
  • A smaller percentage of 'Parents and homebuilders' (17.6% compared to 19.9%)

Emerging groups

From 1991 to 2021, Keilor's population increased by 180 people (3.2%). This represents an average annual population change of 0.11% per year over the period.

The largest changes in the age structure in this area between 1991 and 2021 were in the age groups:

  • Seniors (70 to 84) (+676 people)
  • Parents and homebuilders (35 to 49) (-554 people)
  • Empty nesters and retirees (60 to 69) (+428 people)
  • Older workers and pre-retirees (50 to 59) (+313 people)

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