svg rectangle color
National Growth Areas AllianceCommunity profile

We’re continuing to update these pages with data from the 2016 Census. Read more about our updates.

National Growth Areas Alliance (NGAA)

Service age groups

This topic has been updated with 2016 Census data for all areas. What's this?

The National Growth Areas Alliance (NGAA) had a higher proportion of pre-schoolers and a lower proportion of persons at post retirement age than Greater Sydney in 2016.

The Age Structure of the National Growth Areas Alliance (NGAA) provides key insights into the level of demand for age based services and facilities such as child care. It is an indicator of the National Growth Areas Alliance (NGAA)'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 the National Growth Areas Alliance (NGAA)'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?'

Age structure - Service age groups
National Growth Areas Alliance (NGAA) - Total persons (Usual residence)20162011Change
Service age group (years)Number%Greater Sydney %Number%Greater Sydney %2011 to 2016
Babies and pre-schoolers (0 to 4)345,7397.76.4304,6567.86.8+41,082
Primary schoolers (5 to 11)470,60710.48.8401,61810.38.7+68,988
Secondary schoolers (12 to 17)362,6088.06.9347,0038.97.4+15,605
Tertiary education and independence (18 to 24)420,7619.39.6375,2629.79.5+45,498
Young workforce (25 to 34)667,64814.816.1550,26314.215.4+117,385
Parents and homebuilders (35 to 49)954,89321.221.1855,97522.021.9+98,918
Older workers and pre-retirees (50 to 59)537,10211.912.2463,36811.912.2+73,734
Empty nesters and retirees (60 to 69)407,5589.09.5329,5228.59.0+78,035
Seniors (70 to 84)283,9276.37.5218,5055.67.2+65,422
Elderly aged (85 and over)54,9871.22.041,4051.11.8+13,581
Source: Australian Bureau of Statistics, Census of Population and Housing 2011 and 2016. Compiled and presented by .id , the population experts.

Please refer to specific data notes for more information

Dominant groups

Analysis of the service age groups of the National Growth Areas Alliance (NGAA) in 2016 compared to Greater Sydney shows that there was a higher proportion of people in the younger age groups (0 to 17 years) and a lower proportion of people in the older age groups (60+ years).

Overall, 26.2% of the population was aged between 0 and 17, and 16.6% were aged 60 years and over, compared with 22.2% and 19.0% respectively for Greater Sydney.

The major differences between the age structure of the National Growth Areas Alliance (NGAA) and Greater Sydney were:

  • A larger percentage of 'Primary schoolers (5 to 11)' (10.4% compared to 8.8%)
  • A larger percentage of 'Babies and pre-schoolers (0 to 4)' (7.7% compared to 6.4%)
  • A smaller percentage of 'Young workforce (25 to 34)' (14.8% compared to 16.1%)
  • A smaller percentage of 'Seniors (70 to 84)' (6.3% compared to 7.5%)

Emerging groups

From 2011 to 2016, National Growth Areas Alliance (NGAA)'s population increased by 618,248 people (15.9%). This represents an average annual population change of 3.0% per year over the period.

The largest changes in the age structure in this area between 2011 and 2016 were in the age groups:

  • Young workforce (25 to 34) (+117,385 people)
  • Parents and homebuilders (35 to 49) (+98,918 people)
  • Empty nesters and retirees (60 to 69) (+78,035 people)
  • Older workers and pre-retirees (50 to 59) (+73,734 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.

ABS Data and the copyright in the ABS Data remains the property of the Australian Bureau of Statistics. The copyright in the way .id has modified, transformed or reconfigured the ABS Data as published on this website remains the property of .id. ABS Data can be accessed from the Australian Bureau of Statistics at ABS data can be used under license - terms published on ABS website. if you have any queries or wish to distribute any ABS data.