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National Growth Areas Alliance (NGAA)

Five year age groups

There were 28,869 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 last birthday)?'

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 4235,6188.06.8202,2577.66.6+33,361
5 to 9219,2227.46.3210,7217.96.5+8,501
10 to 14218,2577.46.1215,6338.16.5+2,624
15 to 19216,7167.36.3201,1877.66.6+15,528
20 to 24205,0056.97.0182,2516.97.2+22,754
25 to 29217,1177.47.8177,2096.77.4+39,907
30 to 34218,4997.47.7198,0387.57.9+20,460
35 to 39224,6917.67.6207,4447.87.7+17,246
40 to 44219,7497.47.3203,5247.77.6+16,225
45 to 49206,3157.07.0189,9607.27.2+16,354
50 to 54186,2406.36.5166,8406.36.3+19,399
55 to 59159,4445.45.7150,3325.75.8+9,111
60 to 64140,4474.85.1107,4184.04.4+33,029
65 to 6997,8513.33.879,7293.03.4+18,122
70 to 7471,1712.42.960,7332.32.8+10,437
75 to 7950,9041.72.347,6491.82.5+3,255
80 to 8436,3951.21.931,3171.22.0+5,077
85 and over28,8691.01.822,3090.81.6+6,560

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): 1.0% 80 to 84, National Growth Areas Alliance (NGAA): 1.2% 75 to 79, National Growth Areas Alliance (NGAA): 1.7% 70 to 74, National Growth Areas Alliance (NGAA): 2.4% 65 to 69, National Growth Areas Alliance (NGAA): 3.3% 60 to 64, National Growth Areas Alliance (NGAA): 4.8% 55 to 59, National Growth Areas Alliance (NGAA): 5.4% 50 to 54, National Growth Areas Alliance (NGAA): 6.3% 45 to 49, National Growth Areas Alliance (NGAA): 7.0% 40 to 44, National Growth Areas Alliance (NGAA): 7.4% 35 to 39, National Growth Areas Alliance (NGAA): 7.6% 30 to 34, National Growth Areas Alliance (NGAA): 7.4% 25 to 29, National Growth Areas Alliance (NGAA): 7.4% 20 to 24, National Growth Areas Alliance (NGAA): 6.9% 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): 8.0%
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 - 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): +6,560 80 to 84, National Growth Areas Alliance (NGAA): +5,077 75 to 79, National Growth Areas Alliance (NGAA): +3,255 70 to 74, National Growth Areas Alliance (NGAA): +10,437 65 to 69, National Growth Areas Alliance (NGAA): +18,122 60 to 64, National Growth Areas Alliance (NGAA): +33,029 55 to 59, National Growth Areas Alliance (NGAA): +9,111 50 to 54, National Growth Areas Alliance (NGAA): +19,399 45 to 49, National Growth Areas Alliance (NGAA): +16,354 40 to 44, National Growth Areas Alliance (NGAA): +16,225 35 to 39, National Growth Areas Alliance (NGAA): +17,246 30 to 34, National Growth Areas Alliance (NGAA): +20,460 25 to 29, National Growth Areas Alliance (NGAA): +39,907 20 to 24, National Growth Areas Alliance (NGAA): +22,754 15 to 19, National Growth Areas Alliance (NGAA): +15,528 10 to 14, National Growth Areas Alliance (NGAA): +2,624 5 to 9, National Growth Areas Alliance (NGAA): +8,501 0 to 4, National Growth Areas Alliance (NGAA): +33,361
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, 22.8% of the population was aged between 0 and 15, and 9.7% 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 0 to 4 (8.0% compared to 6.8%)
  • 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%)

Emerging groups

From 2006 to 2011, National Growth Areas Alliance (NGAA)'s population increased by 297,950 people (11.2%). This represents an average annual population change of 2.15% 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 (+39,907 persons)
  • 0 to 4 (+33,361 persons)
  • 60 to 64 (+33,029 persons)
  • 20 to 24 (+22,754 persons)

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