Wollondilly Shire
Five year age groups
In 2021, the largest age group in Wollondilly Shire was 10 to 14 year olds. The group that changed the most since 2011 was 70 to 74 year olds, increasing by 551 people.
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 also an indicator of Wollondilly Shire's residential role and function and how it is likely to change in the future.
Five year age groups present a classic age profile of the population. Each age group covers exactly five years, which enables direct comparison between each group.
To get a more complete picture Wollondilly Shire's Age Structure should be viewed in conjunction with Household Types and Dwelling Types.
Derived from the Census question:
'What is the person's date of birth or age?'
Total population
| Age structure - Five year age groups | ||||||||
|---|---|---|---|---|---|---|---|---|
| Wollondilly Shire - Total males (Enumerated) | 2021 | 2011 | Change | |||||
| Five year age groups (years) | Number | % | Buxton - Couridjah % | Number | % | Buxton - Couridjah % | 2011 to 2021 | |
| 0 to 4 | 1,953 | 7.3 | 7.2 | 1,625 | 7.7 | 8.2 | +328 | 2001 |
| 5 to 9 | 2,061 | 7.7 | 6.8 | 1,748 | 8.3 | 9.0 | +313 | 2002 |
| 10 to 14 | 2,064 | 7.7 | 7.4 | 1,758 | 8.3 | 10.1 | +306 | 2003 |
| 15 to 19 | 1,915 | 7.1 | 9.3 | 1,648 | 7.8 | 6.8 | +267 | 2004 |
| 20 to 24 | 1,648 | 6.1 | 6.7 | 1,310 | 6.2 | 5.2 | +338 | 2005 |
| 25 to 29 | 1,507 | 5.6 | 7.9 | 1,064 | 5.0 | 6.4 | +443 | 2006 |
| 30 to 34 | 1,692 | 6.3 | 7.3 | 1,185 | 5.6 | 7.8 | +507 | 2007 |
| 35 to 39 | 1,724 | 6.4 | 5.9 | 1,501 | 7.1 | 9.1 | +223 | 2008 |
| 40 to 44 | 1,621 | 6.0 | 6.3 | 1,591 | 7.5 | 6.4 | +30 | 2009 |
| 45 to 49 | 1,839 | 6.9 | 7.7 | 1,482 | 7.0 | 6.0 | +357 | 2010 |
| 50 to 54 | 1,793 | 6.7 | 6.4 | 1,508 | 7.1 | 6.4 | +285 | 2011 |
| 55 to 59 | 1,530 | 5.7 | 5.7 | 1,334 | 6.3 | 6.7 | +196 | 2012 |
| 60 to 64 | 1,518 | 5.7 | 5.6 | 1,214 | 5.7 | 3.4 | +304 | 2013 |
| 65 to 69 | 1,312 | 4.9 | 3.9 | 848 | 4.0 | 4.2 | +464 | 2014 |
| 70 to 74 | 1,127 | 4.2 | 2.3 | 576 | 2.7 | 2.6 | +551 | 2015 |
| 75 to 79 | 762 | 2.8 | 2.1 | 372 | 1.8 | 1.5 | +390 | 2016 |
| 80 to 84 | 438 | 1.6 | 0.7 | 235 | 1.1 | 0.2 | +203 | 2017 |
| 85 and over | 325 | 1.2 | 0.8 | 162 | 0.8 | -- | +163 | 2018 |
| Total population | 26,829 | 100.0 | 100.0 | 21,161 | 100.0 | 100.0 | +5,668 | |
Source: Australian Bureau of Statistics, Census of Population and Housing (opens a new window) 2011 and 2021. Compiled and presented by .id (opens a new window)(informed decisions).
(Enumerated data)
Compiled and presented in profile.id by .id (informed decisions).
Compiled and presented in profile.id by .id (informed decisions).
Dominant groups
Analysis of the male five year age groups of Wollondilly Shire in 2021 compared to Buxton - Couridjah shows that there was a higher proportion of males in the younger age groups (under 15) as well as a higher proportion of males in the older age groups (65+).
Overall, 22.7% of the male population was aged between 0 and 15, and 14.8% were aged 65 years and over, compared with 21.4% and 9.8% respectively for Buxton - Couridjah.
The major differences between the male age structure of Wollondilly Shire and Buxton - Couridjah were:
- A larger percentage of males aged 70 to 74 (4.2% compared to 2.3%)
- A smaller percentage of males aged 25 to 29 (5.6% compared to 7.9%)
- A smaller percentage of males aged 15 to 19 (7.1% compared to 9.3%)
- A smaller percentage of males aged 30 to 34 (6.3% compared to 7.3%)
Emerging groups
From 2011 to 2021, Wollondilly Shire's male population increased by 5,668 people (26.8%). This represents an average annual population change of 2.4% per year over the period.
The largest changes in male age structure in this area between 2011 and 2021 were in the age groups:
- 70 to 74 (+551 males)
- 30 to 34 (+507 males)
- 65 to 69 (+464 males)
- 25 to 29 (+443 males)