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Wollondilly Shire CouncilCommunity profile

Wollondilly Shire

Service age groups

In 2021, Wollondilly Shire had higher proportion of children (under 18) and a higher proportion of persons aged 60 or older than Greater Sydney.

The Age Structure of Wollondilly Shire provides key insights into the level of demand for age based services and facilities such as child care. It is an indicator of Wollondilly Shire'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 Wollondilly Shire'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
Wollondilly Shire - Total persons (Usual residence)20212016Change
Service age group (years)Number%Greater Sydney %Number%Greater Sydney %2016 to 2021
Babies and pre-schoolers (0 to 4)3,7657.06.03,3136.86.4+452
Primary schoolers (5 to 11)5,53110.38.85,21910.88.8+312
Secondary schoolers (12 to 17)4,7078.77.14,2698.86.9+438
Tertiary education and independence (18 to 24)4,6268.68.84,1968.69.6+430
Young workforce (25 to 34)6,53712.115.55,70611.816.1+831
Parents and homebuilders (35 to 49)10,65919.821.510,07320.821.1+586
Older workers and pre-retirees (50 to 59)6,80112.612.06,47113.312.2+330
Empty nesters and retirees (60 to 69)5,78210.79.85,19210.79.5+590
Seniors (70 to 84)4,7868.98.73,4217.17.5+1,365
Elderly aged (85 and over)7661.42.06521.32.0+114
Total53,960100.0100.048,512100.0100.0+5,448
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 Wollondilly Shire in 2021 compared to Greater Sydney shows that there was a higher proportion of people in the younger age groups (0 to 17 years) as well as a higher proportion of people in the older age groups (60+ years).

Overall, 26.0% of the population was aged between 0 and 17, and 21.0% were aged 60 years and over, compared with 21.8% and 20.5% respectively for Greater Sydney.

The major differences between the age structure of Wollondilly Shire and Greater Sydney were:

  • A larger percentage of 'Secondary schoolers' (8.7% compared to 7.1%)
  • A larger percentage of 'Primary schoolers' (10.3% compared to 8.8%)
  • A smaller percentage of 'Young workforce' (12.1% compared to 15.5%)
  • A smaller percentage of 'Parents and homebuilders' (19.8% compared to 21.5%)

Emerging groups

From 2016 to 2021, Wollondilly Shire's population increased by 5,448 people (11.2%). This represents an average annual population change of 2.15% 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) (+1,365 people)
  • Young workforce (25 to 34) (+831 people)
  • Empty nesters and retirees (60 to 69) (+590 people)
  • Parents and homebuilders (35 to 49) (+586 people)

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