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City of BrimbankCommunity profile

St Albans District

Service age groups

In 2021, the St Albans District 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 the St Albans District provides key insights into the level of demand for age based services and facilities such as child care. It is an indicator of the St Albans District'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 the St Albans 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 - Service age groups
St Albans District - Total persons (Usual residence)20212016Change
Service age group (years)Number%City of Brimbank %Number%City of Brimbank %2016 to 2021
Babies and pre-schoolers (0 to 4)2,8065.75.63,1466.56.7-340
Primary schoolers (5 to 11)3,9358.08.33,6977.68.3+238
Secondary schoolers (12 to 17)3,1416.36.83,2456.77.1-104
Tertiary education and independence (18 to 24)4,7179.59.25,37611.110.4-659
Young workforce (25 to 34)8,39417.015.78,19116.816.1+203
Parents and homebuilders (35 to 49)9,19818.619.99,03218.620.1+166
Older workers and pre-retirees (50 to 59)5,73811.612.45,64511.612.3+93
Empty nesters and retirees (60 to 69)5,39710.910.95,45511.210.1-58
Seniors (70 to 84)5,10810.39.34,1618.67.3+947
Elderly aged (85 and over)1,0362.11.96931.41.5+343
Total49,470100.0100.048,641100.0100.0+829
Source: Australian Bureau of Statistics, Census of Population and Housing 2016 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 the St Albans District 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 23.3% were aged 60 years and over, compared with 20.8% and 22.1% respectively for the City of Brimbank.

The major differences between the age structure of the St Albans District and the City of Brimbank were:

  • A larger percentage of 'Young workforce' (17.0% compared to 15.7%)
  • A larger percentage of 'Seniors' (10.3% compared to 9.3%)
  • A smaller percentage of 'Parents and homebuilders' (18.6% compared to 19.9%)
  • A smaller percentage of 'Older workers & pre-retirees' (11.6% compared to 12.4%)

Emerging groups

From 2016 to 2021, St Albans District's population increased by 829 people (1.7%). This represents an average annual population change of 0.34% per year over the period.

The largest changes in the age structure in this area between 2016 and 2021 were in the age groups:

  • Seniors (70 to 84) (+947 people)
  • Tertiary education and independence (18 to 24) (-659 people)
  • Elderly aged (85 and over) (+343 people)
  • Babies and pre-schoolers (0 to 4) (-340 people)

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