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National Growth Areas Alliance (NGAA)

Five year age groups

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

There were 41,010 people over the age of 85 living in the National Growth Areas Alliance (NGAA) in 2011, with largest age group being 0 to 4 year olds.

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 also an indicator of the National Growth Areas Alliance (NGAA)'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 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?'

Total population

Age structure - Five year age groups
National Growth Areas Alliance (NGAA) - Total persons (Usual residence)20112006Change
Five year age groups (years)Number%Greater Sydney %Number%Greater Sydney %2006 to 2011
0 to 4302,8977.96.8249,4637.56.6+53,434
5 to 9285,4777.46.3260,9307.96.5+24,547
10 to 14284,7897.46.1268,1798.16.5+16,610
15 to 19283,2217.36.3250,5837.66.6+32,638
20 to 24262,5026.87.0223,6836.77.2+38,818
25 to 29271,9937.17.8214,9356.57.4+57,058
30 to 34274,7887.17.7243,3797.37.9+31,409
35 to 39290,3167.57.6258,0517.87.7+32,265
40 to 44287,8207.57.3254,8277.77.6+32,993
45 to 49271,2557.07.0239,4127.27.2+31,843
50 to 54246,0636.46.5211,9016.46.3+34,162
55 to 59213,2635.55.7192,3965.85.8+20,868
60 to 64191,1415.05.1138,1884.24.4+52,953
65 to 69135,0823.53.8101,2383.13.4+33,843
70 to 7497,1412.52.976,0632.32.8+21,078
75 to 7968,8341.82.360,6951.82.5+8,139
80 to 8450,2961.31.940,7491.22.0+9,547
85 and over41,0101.11.829,8450.91.6+11,165

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

Age structure - five year age groups, 2011
Age structure - five year age groups, 2011 85 and over, Greater Sydney: 1.8% 80 to 84, Greater Sydney: 1.9% 75 to 79, Greater Sydney: 2.3% 70 to 74, Greater Sydney: 2.9% 65 to 69, Greater Sydney: 3.8% 60 to 64, Greater Sydney: 5.1% 55 to 59, Greater Sydney: 5.7% 50 to 54, Greater Sydney: 6.5% 45 to 49, Greater Sydney: 7.0% 40 to 44, Greater Sydney: 7.3% 35 to 39, Greater Sydney: 7.6% 30 to 34, Greater Sydney: 7.7% 25 to 29, Greater Sydney: 7.8% 20 to 24, Greater Sydney: 7.0% 15 to 19, Greater Sydney: 6.3% 10 to 14, Greater Sydney: 6.1% 5 to 9, Greater Sydney: 6.3% 0 to 4, Greater Sydney: 6.8% 85 and over, National Growth Areas Alliance (NGAA): 1.1% 80 to 84, National Growth Areas Alliance (NGAA): 1.3% 75 to 79, National Growth Areas Alliance (NGAA): 1.8% 70 to 74, National Growth Areas Alliance (NGAA): 2.5% 65 to 69, National Growth Areas Alliance (NGAA): 3.5% 60 to 64, National Growth Areas Alliance (NGAA): 5.0% 55 to 59, National Growth Areas Alliance (NGAA): 5.5% 50 to 54, National Growth Areas Alliance (NGAA): 6.4% 45 to 49, National Growth Areas Alliance (NGAA): 7.0% 40 to 44, National Growth Areas Alliance (NGAA): 7.5% 35 to 39, National Growth Areas Alliance (NGAA): 7.5% 30 to 34, National Growth Areas Alliance (NGAA): 7.1% 25 to 29, National Growth Areas Alliance (NGAA): 7.1% 20 to 24, National Growth Areas Alliance (NGAA): 6.8% 15 to 19, National Growth Areas Alliance (NGAA): 7.3% 10 to 14, National Growth Areas Alliance (NGAA): 7.4% 5 to 9, National Growth Areas Alliance (NGAA): 7.4% 0 to 4, National Growth Areas Alliance (NGAA): 7.9%
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 - five year age groups, 2006 to 2011
Change in age structure - five year age groups, 2006 to 2011 85 and over, National Growth Areas Alliance (NGAA): +11,165 80 to 84, National Growth Areas Alliance (NGAA): +9,547 75 to 79, National Growth Areas Alliance (NGAA): +8,139 70 to 74, National Growth Areas Alliance (NGAA): +21,078 65 to 69, National Growth Areas Alliance (NGAA): +33,843 60 to 64, National Growth Areas Alliance (NGAA): +52,953 55 to 59, National Growth Areas Alliance (NGAA): +20,868 50 to 54, National Growth Areas Alliance (NGAA): +34,162 45 to 49, National Growth Areas Alliance (NGAA): +31,843 40 to 44, National Growth Areas Alliance (NGAA): +32,993 35 to 39, National Growth Areas Alliance (NGAA): +32,265 30 to 34, National Growth Areas Alliance (NGAA): +31,409 25 to 29, National Growth Areas Alliance (NGAA): +57,058 20 to 24, National Growth Areas Alliance (NGAA): +38,818 15 to 19, National Growth Areas Alliance (NGAA): +32,638 10 to 14, National Growth Areas Alliance (NGAA): +16,610 5 to 9, National Growth Areas Alliance (NGAA): +24,547 0 to 4, National Growth Areas Alliance (NGAA): +53,434
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 five year 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 (under 15) and a lower proportion of people in the older age groups (65+).

Overall, 22.6% of the population was aged between 0 and 15, and 10.2% were aged 65 years and over, compared with 19.2% and 12.8% 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 persons aged 10 to 14 (7.4% compared to 6.1%)
  • A larger percentage of persons aged 5 to 9 (7.4% compared to 6.3%)
  • A larger percentage of persons aged 15 to 19 (7.3% compared to 6.3%)
  • A larger percentage of persons aged 0 to 4 (7.9% compared to 6.8%)

Emerging groups

From 2006 to 2011, National Growth Areas Alliance (NGAA)'s population increased by 543,370 people (16.4%). This represents an average annual population change of 3.08% per year over the period.

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

  • 25 to 29 (+57,058 persons)
  • 0 to 4 (+53,434 persons)
  • 60 to 64 (+52,953 persons)
  • 20 to 24 (+38,818 persons)

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