Mount Warrigal
Service age groups
In 2021, Mount Warrigal had lower proportion of children (under 18) and a higher proportion of persons aged 60 or older than Shellharbour City.
The Age Structure of Mount Warrigal provides key insights into the level of demand for age based services and facilities such as child care. It is an indicator of Mount Warrigal'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 Mount Warrigal'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 - Service age groups | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| Mount Warrigal - Total persons (Usual residence) | 2021 | 2016 | Change | ||||||
| Service age group (years) | Number | % | Shellharbour City % | Number | % | Shellharbour City % | 2016 to 2021 | ||
 Babies and pre-schoolers (0 to 4) | 288 | 5.9 | 6.0 | 273 | 5.6 | 6.3 | +15 | 1000 | 1000 |
| Primary schoolers (5 to 11) | 437 | 8.9 | 9.1 | 440 | 9.0 | 9.5 | -3 | 1001 | 1000 |
| Secondary schoolers (12 to 17) | 336 | 6.9 | 7.9 | 413 | 8.4 | 8.2 | -77 | 1002 | 1000 |
| Tertiary education and independence (18 to 24) | 403 | 8.2 | 8.5 | 411 | 8.4 | 8.9 | -8 | 1003 | 1000 |
| Young workforce (25 to 34) | 559 | 11.4 | 12.6 | 495 | 10.1 | 11.7 | +64 | 1004 | 1000 |
| Parents and homebuilders (35 to 49) | 833 | 17.1 | 18.8 | 850 | 17.3 | 19.2 | -17 | 1005 | 1000 |
| Older workers and pre-retirees (50 to 59) | 584 | 12.0 | 12.6 | 635 | 12.9 | 13.6 | -51 | 1006 | 1000 |
| Empty nesters and retirees (60 to 69) | 614 | 12.6 | 11.6 | 688 | 14.0 | 11.2 | -74 | 1007 | 1000 |
| Seniors (70 to 84) | 711 | 14.6 | 10.7 | 630 | 12.8 | 9.3 | +81 | 1008 | 1000 |
| Elderly aged (85 and over) | 120 | 2.5 | 2.2 | 77 | 1.6 | 2.0 | +43 | 1009 | 1000 |
| Total | 4,885 | 100.0 | 100.0 | 4,912 | 100.0 | 100.0 | -27 | ||
Source: Australian Bureau of Statistics, Census of Population and Housing (opens a new window) 2016 and 2021. Compiled and presented by .id (opens a new window)(informed decisions).
(Usual residence 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 service age groups of Mount Warrigal in 2021 compared to Shellharbour City 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, 21.7% of the population was aged between 0 and 17, and 29.6% were aged 60 years and over, compared with 23.0% and 24.6% respectively for Shellharbour City.
The major differences between the age structure of Mount Warrigal and Shellharbour City were:
- A larger percentage of 'Seniors' (14.6% compared to 10.7%)
- A smaller percentage of 'Parents and homebuilders' (17.1% compared to 18.8%)
- A smaller percentage of 'Young workforce' (11.4% compared to 12.6%)
- A smaller percentage of 'Secondary schoolers' (6.9% compared to 7.9%)
Emerging groups
From 2016 to 2021, Mount Warrigal's population decreased by 27 people (0.5%). This represents an average annual population change of -0.11% 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) (+81 people)
- Secondary schoolers (12 to 17) (-77 people)
- Empty nesters and retirees (60 to 69) (-74 people)
- Young workforce (25 to 34) (+64 people)