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Eastern Region Alliance area

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 9,156 people over the age of 85 living in Eastern Region Alliance area in 2016, with largest age group being 45 to 49 year olds.

The Age Structure of Eastern Region Alliance area provides key insights into the level of demand for age based services and facilities such as child care. It is also an indicator of Eastern Region Alliance area'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 Eastern Region Alliance area'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
Eastern Region Alliance area - Total persons (Usual residence)20162011Change
Five year age groups (years)Number%City of Unley %Number%City of Unley %2011 to 2016
0 to 415,1265.24.715,0345.35.4+92
5 to 916,7365.75.715,7265.55.6+1,010
10 to 1416,6365.75.516,3685.85.1+268
15 to 1917,9976.15.818,3136.45.6-316
20 to 2418,9316.56.820,1287.17.7-1,197
25 to 2918,3046.27.018,6326.57.4-328
30 to 3418,5346.36.617,0126.06.5+1,522
35 to 3918,4506.36.418,6266.56.9-176
40 to 4419,2376.66.720,4857.27.1-1,248
45 to 4920,5077.06.720,3987.26.9+109
50 to 5419,6896.76.419,7757.06.9-86
55 to 5918,9676.56.318,1986.46.8+769
60 to 6417,3205.96.217,3946.15.9-74
65 to 6916,6755.75.613,3754.74.0+3,300
70 to 7412,9314.43.910,7213.83.1+2,210
75 to 7910,2003.53.08,6323.02.5+1,568
80 to 847,5312.62.37,5742.72.7-43
85 and over9,1563.14.38,1052.84.1+1,051

Source: Australian Bureau of Statistics, Census of Population and Housing 2011 and 2016. Compiled and presented by .id , the population experts.

Age structure - five year age groups, 2016
Age structure - five year age groups, 2016 85 and over, City of Unley: 4.3% 80 to 84, City of Unley: 2.3% 75 to 79, City of Unley: 3.0% 70 to 74, City of Unley: 3.9% 65 to 69, City of Unley: 5.6% 60 to 64, City of Unley: 6.2% 55 to 59, City of Unley: 6.3% 50 to 54, City of Unley: 6.4% 45 to 49, City of Unley: 6.7% 40 to 44, City of Unley: 6.7% 35 to 39, City of Unley: 6.4% 30 to 34, City of Unley: 6.6% 25 to 29, City of Unley: 7.0% 20 to 24, City of Unley: 6.8% 15 to 19, City of Unley: 5.8% 10 to 14, City of Unley: 5.5% 5 to 9, City of Unley: 5.7% 0 to 4, City of Unley: 4.7% 85 and over, Eastern Region Alliance area: 3.1% 80 to 84, Eastern Region Alliance area: 2.6% 75 to 79, Eastern Region Alliance area: 3.5% 70 to 74, Eastern Region Alliance area: 4.4% 65 to 69, Eastern Region Alliance area: 5.7% 60 to 64, Eastern Region Alliance area: 5.9% 55 to 59, Eastern Region Alliance area: 6.5% 50 to 54, Eastern Region Alliance area: 6.7% 45 to 49, Eastern Region Alliance area: 7.0% 40 to 44, Eastern Region Alliance area: 6.6% 35 to 39, Eastern Region Alliance area: 6.3% 30 to 34, Eastern Region Alliance area: 6.3% 25 to 29, Eastern Region Alliance area: 6.2% 20 to 24, Eastern Region Alliance area: 6.5% 15 to 19, Eastern Region Alliance area: 6.1% 10 to 14, Eastern Region Alliance area: 5.7% 5 to 9, Eastern Region Alliance area: 5.7% 0 to 4, Eastern Region Alliance area: 5.2%
Source: Australian Bureau of Statistics, Census of Population and Housing, 2016 (Usual residence data)
Compiled and presented in profile.id by .id, the population experts.
Change in age structure - five year age groups, 2011 to 2016
Change in age structure - five year age groups, 2011 to 2016 85 and over, Eastern Region Alliance area: +1,051 80 to 84, Eastern Region Alliance area: -43 75 to 79, Eastern Region Alliance area: +1,568 70 to 74, Eastern Region Alliance area: +2,210 65 to 69, Eastern Region Alliance area: +3,300 60 to 64, Eastern Region Alliance area: -74 55 to 59, Eastern Region Alliance area: +769 50 to 54, Eastern Region Alliance area: -86 45 to 49, Eastern Region Alliance area: +109 40 to 44, Eastern Region Alliance area: -1,248 35 to 39, Eastern Region Alliance area: -176 30 to 34, Eastern Region Alliance area: +1,522 25 to 29, Eastern Region Alliance area: -328 20 to 24, Eastern Region Alliance area: -1,197 15 to 19, Eastern Region Alliance area: -316 10 to 14, Eastern Region Alliance area: +268 5 to 9, Eastern Region Alliance area: +1,010 0 to 4, Eastern Region Alliance area: +92
Source: Australian Bureau of Statistics, Census of Population and Housing, 2011 and 2016 (Usual residence data)
Compiled and presented in profile.id by .id, the population experts.

Dominant groups

Analysis of the five year age groups of Eastern Region Alliance area in 2016 compared to City of Unley shows that there was a higher proportion of people in the younger age groups (under 15) and a similar proportion of people in the older age groups (65+).

Overall, 16.6% of the population was aged between 0 and 15, and 19.3% were aged 65 years and over, compared with 15.9% and 19.2% respectively for City of Unley.

The major differences between the age structure of Eastern Region Alliance area and City of Unley were:

  • A larger percentage of persons aged 70 to 74 (4.4% compared to 3.9%)
  • A smaller percentage of persons aged 85 and over (3.1% compared to 4.3%)
  • A smaller percentage of persons aged 25 to 29 (6.2% compared to 7.0%)

Emerging groups

From 2011 to 2016, Eastern Region Alliance area's population increased by 8,431 people (3.0%). This represents an average annual population change of 0.59% per year over the period.

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

  • 65 to 69 (+3,300 persons)
  • 70 to 74 (+2,210 persons)
  • 75 to 79 (+1,568 persons)
  • 30 to 34 (+1,522 persons)

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