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City of UnleyCommunity profile

Eastern Region Alliance area

Service age groups

In 2021, Eastern Region Alliance area had higher proportion of children (under 18) and a lower proportion of persons aged 60 or older than the City of Unley.

The Age Structure of Eastern Region Alliance area provides key insights into the level of demand for age based services and facilities such as child care. It is an indicator of Eastern Region Alliance area'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 Eastern Region Alliance area'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
Eastern Region Alliance area - Total persons (Usual residence)20212016Change
Service age group (years)Number%City of Unley %Number%City of Unley %2016 to 2021
Babies and pre-schoolers (0 to 4)9,3294.54.39,5874.94.7-258
Primary schoolers (5 to 11)16,3057.97.615,2167.87.9+1,089
Secondary schoolers (12 to 17)14,7277.16.913,5997.06.6+1,128
Tertiary education and independence (18 to 24)17,5528.58.217,9889.29.4-436
Young workforce (25 to 34)26,72212.912.424,95412.813.5+1,768
Parents and homebuilders (35 to 49)40,57519.619.638,45119.719.8+2,124
Older workers and pre-retirees (50 to 59)26,04412.612.625,43513.012.7+609
Empty nesters and retirees (60 to 69)23,51911.311.922,05411.311.9+1,465
Seniors (70 to 84)25,17712.112.320,87810.79.2+4,299
Elderly aged (85 and over)7,3003.54.17,0763.64.3+224
Total207,250100.0100.0195,238100.0100.0+12,012
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 Eastern Region Alliance area in 2021 compared to the City of Unley shows that there was a higher proportion of people in the younger age groups (0 to 17 years) and a lower proportion of people in the older age groups (60+ years).

Overall, 19.5% of the population was aged between 0 and 17, and 27.0% were aged 60 years and over, compared with 18.9% and 28.3% respectively for the City of Unley.

There were no major differences between Eastern Region Alliance area and City of Unley in 2021.

Emerging groups

From 2016 to 2021, Eastern Region Alliance area's population increased by 12,012 people (6.2%). This represents an average annual population change of 1.2% 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) (+4,299 people)
  • Parents and homebuilders (35 to 49) (+2,124 people)
  • Young workforce (25 to 34) (+1,768 people)
  • Empty nesters and retirees (60 to 69) (+1,465 people)

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