Powered by .id (informed decisions) for Western Sydney (LGA)
.id community is an evidence base for over 250 local government areas in Australia and New Zealand, helping you make informed decisions.
LEARN MORE ABOUT .idIn 2021, Willoughby City had lower proportion of children (under 18) and a lower proportion of persons aged 60 or older than Hawkesbury City.
The Age Structure of Willoughby City provides key insights into the level of demand for age based services and facilities such as child care. It is an indicator of Willoughby City'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 Willoughby City'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 | |||||||
|---|---|---|---|---|---|---|---|
| Willoughby City - Total persons (Usual residence) | 2021 | 2006 | Change | ||||
| Service age group (years) | Number | % | Hawkesbury City % | Number | % | Hawkesbury City % | 2006 to 2021 |
| Babies and pre-schoolers (0 to 4) | 3,946 | 5.2 | 6.2 | 4,358 | 6.9 | 7.1 | -412 |
| Primary schoolers (5 to 11) | 7,321 | 9.7 | 8.9 | 5,118 | 8.0 | 11.0 | +2,203 |
| Secondary schoolers (12 to 17) | 5,735 | 7.6 | 7.9 | 4,083 | 6.4 | 9.9 | +1,652 |
| Tertiary education and independence (18 to 24) | 5,424 | 7.2 | 8.9 | 6,065 | 9.5 | 9.7 | -641 |
| Young workforce (25 to 34) | 9,375 | 12.4 | 13.1 | 10,580 | 16.6 | 12.7 | -1,205 |
| Parents and homebuilders (35 to 49) | 18,569 | 24.6 | 18.4 | 15,224 | 23.9 | 23.2 | +3,345 |
| Older workers and pre-retirees (50 to 59) | 9,404 | 12.4 | 13.7 | 7,730 | 12.2 | 12.4 | +1,674 |
| Empty nesters and retirees (60 to 69) | 7,163 | 9.5 | 11.1 | 4,601 | 7.2 | 7.4 | +2,562 |
| Seniors (70 to 84) | 6,719 | 8.9 | 9.8 | 4,572 | 7.2 | 5.4 | +2,147 |
| Elderly aged (85 and over) | 1,954 | 2.6 | 1.8 | 1,260 | 2.0 | 1.1 | +694 |
| Total | 75,610 | 100.0 | 100.0 | 63,591 | 100.0 | 100.0 | +12,019 |
Dominant groups
Analysis of the service age groups of Willoughby City in 2021 compared to Hawkesbury City shows that there was a lower proportion of people in the younger age groups (0 to 17 years) as well as a lower proportion of people in the older age groups (60+ years).
Overall, 22.5% of the population was aged between 0 and 17, and 20.9% were aged 60 years and over, compared with 23.1% and 22.7% respectively for Hawkesbury City.
The major differences between the age structure of Willoughby City and Hawkesbury City were:
- A larger percentage of 'Parents and homebuilders' (24.6% compared to 18.4%)
- A smaller percentage of 'Tertiary education & independence' (7.2% compared to 8.9%)
- A smaller percentage of 'Empty nesters and retirees' (9.5% compared to 11.1%)
- A smaller percentage of 'Older workers & pre-retirees' (12.4% compared to 13.7%)
Emerging groups
From 2006 to 2021, Willoughby City's population increased by 12,019 people (18.9%). This represents an average annual population change of 1.16% 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) (+3,345 people)
- Empty nesters and retirees (60 to 69) (+2,562 people)
- Primary schoolers (5 to 11) (+2,203 people)
- Seniors (70 to 84) (+2,147 people)
DISCLAIMER: While all due care has been taken to ensure that the content of this website is accurate and current, there may be errors or omissions in it and no legal responsibility is accepted for the information and opinions in this website.
Please view our Privacy Policy, Terms of use and Legal notices. Stats NZ Data and the copyright in the Stats NZ Data remains the property of the Statistics New Zealand.
The copyright in the way .id has modified, transformed or reconfigured the Stats NZ Data as published on this website remains the property of .id. Stats NZ Data can be accessed on the Statistics New Zealand website at www.stats.govt.nz. Unless otherwise specified, content that Stats NZ produce is licensed under the Creative Commons Attribution 4.0 International licence. For further information see https://www.stats.govt.nz/about-us/copyright/.