City of OnkaparingaCommunity profile
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City of Onkaparinga

Five year age groups

There were 2,843 people over the age of 85 living in the City of Onkaparinga in 2011, with largest age group being 45 to 49 year olds.

The Age Structure of the City of Onkaparinga 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 City of Onkaparinga'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 City of Onkaparinga'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
City of Onkaparinga - Total persons (Usual residence)20112006Change
Five year age groups (years)Number%Greater Adelaide %Number%Greater Adelaide %2006 to 2011
0 to 410,4616.66.09,1536.15.7+1,308
5 to 99,9956.35.710,1926.86.0-197
10 to 1410,6646.76.010,9617.36.4-297
15 to 1910,9246.86.610,9317.36.8-7
20 to 249,8926.27.19,7656.57.1+127
25 to 2910,1646.47.08,6295.86.2+1,535
30 to 349,9566.26.49,7006.56.6+256
35 to 3910,5826.66.710,5187.07.2+64
40 to 4411,3537.17.111,0897.47.4+264
45 to 4911,3627.17.111,5587.77.4-196
50 to 5411,2227.06.911,0007.36.8+222
55 to 5910,5316.66.210,6587.16.5-127
60 to 6410,3836.55.87,5165.04.9+2,867
65 to 697,2764.64.45,3613.63.9+1,915
70 to 745,0913.23.44,1472.83.3+944
75 to 793,7712.42.83,7582.53.2+13
80 to 843,1132.02.42,7081.82.6+405
85 and over2,8431.82.42,0911.42.1+752

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 Adelaide: 2.4% 80 to 84, Greater Adelaide: 2.4% 75 to 79, Greater Adelaide: 2.8% 70 to 74, Greater Adelaide: 3.4% 65 to 69, Greater Adelaide: 4.4% 60 to 64, Greater Adelaide: 5.8% 55 to 59, Greater Adelaide: 6.2% 50 to 54, Greater Adelaide: 6.9% 45 to 49, Greater Adelaide: 7.1% 40 to 44, Greater Adelaide: 7.1% 35 to 39, Greater Adelaide: 6.7% 30 to 34, Greater Adelaide: 6.4% 25 to 29, Greater Adelaide: 7.0% 20 to 24, Greater Adelaide: 7.1% 15 to 19, Greater Adelaide: 6.6% 10 to 14, Greater Adelaide: 6.0% 5 to 9, Greater Adelaide: 5.7% 0 to 4, Greater Adelaide: 6.0% 85 and over, City of Onkaparinga: 1.8% 80 to 84, City of Onkaparinga: 2.0% 75 to 79, City of Onkaparinga: 2.4% 70 to 74, City of Onkaparinga: 3.2% 65 to 69, City of Onkaparinga: 4.6% 60 to 64, City of Onkaparinga: 6.5% 55 to 59, City of Onkaparinga: 6.6% 50 to 54, City of Onkaparinga: 7.0% 45 to 49, City of Onkaparinga: 7.1% 40 to 44, City of Onkaparinga: 7.1% 35 to 39, City of Onkaparinga: 6.6% 30 to 34, City of Onkaparinga: 6.2% 25 to 29, City of Onkaparinga: 6.4% 20 to 24, City of Onkaparinga: 6.2% 15 to 19, City of Onkaparinga: 6.8% 10 to 14, City of Onkaparinga: 6.7% 5 to 9, City of Onkaparinga: 6.3% 0 to 4, City of Onkaparinga: 6.6%
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, City of Onkaparinga: +752 80 to 84, City of Onkaparinga: +405 75 to 79, City of Onkaparinga: +13 70 to 74, City of Onkaparinga: +944 65 to 69, City of Onkaparinga: +1,915 60 to 64, City of Onkaparinga: +2,867 55 to 59, City of Onkaparinga: -127 50 to 54, City of Onkaparinga: +222 45 to 49, City of Onkaparinga: -196 40 to 44, City of Onkaparinga: +264 35 to 39, City of Onkaparinga: +64 30 to 34, City of Onkaparinga: +256 25 to 29, City of Onkaparinga: +1,535 20 to 24, City of Onkaparinga: +127 15 to 19, City of Onkaparinga: -7 10 to 14, City of Onkaparinga: -297 5 to 9, City of Onkaparinga: -197 0 to 4, City of Onkaparinga: +1,308
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 City of Onkaparinga in 2011 compared to Greater Adelaide 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, 19.5% of the population was aged between 0 and 15, and 13.8% were aged 65 years and over, compared with 17.7% and 15.5% respectively for Greater Adelaide.

The major differences between the age structure of the City of Onkaparinga and Greater Adelaide were:

  • A larger percentage of persons aged 10 to 14 (6.7% compared to 6.0%)
  • A larger percentage of persons aged 60 to 64 (6.5% compared to 5.8%)
  • A smaller percentage of persons aged 20 to 24 (6.2% compared to 7.1%)
  • A smaller percentage of persons aged 85 and over (1.8% compared to 2.4%)

Emerging groups

From 2006 to 2011, City of Onkaparinga's population increased by 9,848 people (6.6%). This represents an average annual population change of 1.28% per year over the period.

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

  • 60 to 64 (+2,867 persons)
  • 65 to 69 (+1,915 persons)
  • 25 to 29 (+1,535 persons)
  • 0 to 4 (+1,308 persons)