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National Growth Areas Alliance (NGAA)

Service age groups

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 2011.

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 last birthday)?'

Total population

Age structure - Service age groups
National Growth Areas Alliance (NGAA) - Total persons (Usual residence)20112006Change
Service age group (years)Number%Greater Sydney %Number%Greater Sydney %2006 to 2011
Babies and pre-schoolers (0 to 4)235,6188.06.8202,2577.66.6+33,361
Primary schoolers (5 to 11)305,87510.48.7297,16411.29.1+8,710
Secondary schoolers (12 to 17)263,7678.97.4254,1239.67.9+9,643
Tertiary education and independence (18 to 24)289,5589.89.5258,5049.79.9+31,053
Young workforce (25 to 34)435,61614.815.4375,24814.115.3+60,368
Parents and homebuilders (35 to 49)650,75522.021.9600,93022.622.5+49,825
Older workers and pre-retirees (50 to 59)345,68411.712.2317,17311.912.2+28,510
Empty nesters and retirees (60 to 69)238,2988.19.0187,1477.17.8+51,151
Seniors (70 to 84)158,4705.47.2139,7005.37.3+18,769
Elderly aged (85 and over)28,8691.01.822,0650.81.6+6,804

Source: Australian Bureau of Statistics, Census of Population and Housing 2006 and 2011. Compiled and presented by .id , the population experts.

Age structure - service age groups, 2011
Age structure - service age groups, 2011 Babies and pre-schoolers (0 to 4), Greater Sydney: 6.8% Primary schoolers (5 to 11), Greater Sydney: 8.7% Secondary schoolers (12 to 17), Greater Sydney: 7.4% Tertiary education and independence (18 to 24), Greater Sydney: 9.5% Young workforce (25 to 34), Greater Sydney: 15.4% Parents and homebuilders (35 to 49), Greater Sydney: 21.9% Older workers and pre-retirees (50 to 59), Greater Sydney: 12.2% Empty nesters and retirees (60 to 69), Greater Sydney: 9.0% Seniors (70 to 84), Greater Sydney: 7.2% Elderly aged (85 and over), Greater Sydney: 1.8% Babies and pre-schoolers (0 to 4), National Growth Areas Alliance (NGAA): 8.0% Primary schoolers (5 to 11), National Growth Areas Alliance (NGAA): 10.4% Secondary schoolers (12 to 17), National Growth Areas Alliance (NGAA): 8.9% Tertiary education and independence (18 to 24), National Growth Areas Alliance (NGAA): 9.8% Young workforce (25 to 34), National Growth Areas Alliance (NGAA): 14.8% Parents and homebuilders (35 to 49), National Growth Areas Alliance (NGAA): 22.0% Older workers and pre-retirees (50 to 59), National Growth Areas Alliance (NGAA): 11.7% Empty nesters and retirees (60 to 69), National Growth Areas Alliance (NGAA): 8.1% Seniors (70 to 84), National Growth Areas Alliance (NGAA): 5.4% Elderly aged (85 and over), National Growth Areas Alliance (NGAA): 1.0%
Source: Australian Bureau of Statistics, Census of Population and Housing, 2011 (Usual residence data)
Compiled and presented in profile.id by .id, the population experts.
Change in age structure - service age groups, 2006 to 2011
Change in age structure - service age groups, 2006 to 2011 Babies and pre-schoolers (0 to 4), National Growth Areas Alliance (NGAA): +33,361 Primary schoolers (5 to 11), National Growth Areas Alliance (NGAA): +8,710 Secondary schoolers (12 to 17), National Growth Areas Alliance (NGAA): +9,643 Tertiary education and independence (18 to 24), National Growth Areas Alliance (NGAA): +31,053 Young workforce (25 to 34), National Growth Areas Alliance (NGAA): +60,368 Parents and homebuilders (35 to 49), National Growth Areas Alliance (NGAA): +49,825 Older workers and pre-retirees (50 to 59), National Growth Areas Alliance (NGAA): +28,510 Empty nesters and retirees (60 to 69), National Growth Areas Alliance (NGAA): +51,151 Seniors (70 to 84), National Growth Areas Alliance (NGAA): +18,769 Elderly aged (85 and over), National Growth Areas Alliance (NGAA): +6,804
Source: Australian Bureau of Statistics, Census of Population and Housing, 2006 and 2011 (Usual residence data)
Compiled and presented in profile.id by .id, the population experts.

Dominant groups

Analysis of the service age groups of the National Growth Areas Alliance (NGAA) in 2011 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, 27.3% of the population was aged between 0 and 17, and 14.4% were aged 60 years and over, compared with 22.9% and 18.0% 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' (10.4% compared to 8.7%)
  • A larger percentage of 'Secondary schoolers' (8.9% compared to 7.4%)
  • A larger percentage of 'Babies and pre-schoolers' (8.0% compared to 6.8%)
  • A smaller percentage of 'Seniors' (5.4% compared to 7.2%)

Emerging groups

From 2006 to 2011, National Growth Areas Alliance (NGAA)'s population increased by 298,195 people (11.2%). This represents an average annual population change of 2.15% per year over the period.

The largest changes in the age structure in this area between 2006 and 2011 were in the age groups:

  • Young workforce (25 to 34) (+60,368 people)
  • Empty nesters and retirees (60 to 69) (+51,151 people)
  • Parents and homebuilders (35 to 49) (+49,825 people)
  • Babies and pre-schoolers (0 to 4) (+33,361 people)

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