The Age Structure of the NSROC Region's resident workers is indicative of the residential role and function of the local area. This includes factors such as when the area was settled; what types of households live there; the level of access the area has to employment, services and facilities; the local dwelling stock characteristics (including cost of housing); local amenity and a range of other factors that attract people to an area.
The age structure of the NSROC Region's resident workers is indicative of the skill-levels and experience that local businesses can draw upon. For example, younger resident workers, while less experienced, are typically more mobile and have higher level skills in use of new technologies.
Australian Bureau of Statistics (ABS) – Census 2016 and 2021 – by usual residence
|Resident workers age structure|
|Northern Sydney Regional Organisation of Councils - All industries||2021||2016||Change|
|Ten year age groups (years)||Number||%||New South Wales%||Number||%||New South Wales%||2016 - 2021|
|15 to 24 years||36,435||11.4||13.8||35,475||11.9||14.0||+960|
|25 to 34 years||66,889||20.9||22.8||66,664||22.3||23.1||+225|
|35 to 44 years||79,349||24.8||22.6||71,465||23.9||22.3||+7,884|
|45 to 54 years||69,712||21.8||20.3||65,998||22.1||21.3||+3,714|
|55 to 64 years||48,071||15.0||15.3||43,280||14.5||15.0||+4,791|
|65 years and over||19,201||6.0||5.1||16,387||5.5||4.3||+2,814|
Analysis of the resident workers (All industries) age structure of the NSROC Region in 2021compared to New South Wales shows that there was a lower proportion of persons in the younger age groups (15 to 44 years) as well as a higher proportion of persons in the older age groups (45 years and over).
Overall, 57.1% of the resident workers was aged under 45 years, compared to 59.2% for New South Wales. 42.9% were aged 45 years and over, compared to 40.8% for New South Wales.
The major difference between the resident workers age structure of the NSROC Region and New South Wales is:
- A smaller percentage of resident workers aged 15 to 24 years (11.4% compared to 13.8%)
- A larger percentage of resident workers aged 35 to 44 years (24.8% compared to 22.6%)
- A smaller percentage of resident workers aged 25 to 34 years (20.9% compared to 22.8%)
- A larger percentage of resident workers aged 45 to 54 years (21.8% compared to 20.3%)
From 2016 to 2021, the NSROC Region's resident workers (All industries) population increased by 20,388 people (6.8%). This represents an average annual change of 1.33% per year over the period.
The largest changes in the resident workers age structure in the NSROC Region between 2016 and 2021 were in the age groups:
- 35 to 44 years (+7,884 persons)
- 55 to 64 years (+4,791 persons)
- 45 to 54 years (+3,714 persons)
- 65 years and over (+2,814 persons)