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City of BoroondaraCommunity profile

Glen Iris

Five year age groups

In 2021, the largest age group in Glen Iris was 50 to 54 year olds. The group that changed the most since 2016 was 55 to 59 year olds, increasing by 226 people.

The Age Structure of Glen Iris provides key insights into the level of demand for age based services and facilities such as child care. It is also an indicator of Glen Iris'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 Glen Iris's Age Structure should be viewed in conjunction with Household Types and Dwelling Types.

Q:

Derived from the Census question:

'What is the person's date of birth or age?'

Age structure - Five year age groups
Glen Iris - Total persons (Enumerated)20212016Change
Five year age groups (years)Number%City of Boroondara %Number%City of Boroondara %2016 to 2021
0 to 48225.04.07985.24.7+24
5 to 91,0376.35.41,2017.86.0-164
10 to 141,2717.76.81,1597.66.7+112
15 to 191,2047.37.11,1277.47.2+76
20 to 241,1457.07.39616.38.0+183
25 to 297464.56.67274.87.3+18
30 to 347654.66.07715.06.2-7
35 to 399465.76.09206.05.9+26
40 to 441,0916.66.31,1407.46.5-50
45 to 491,2827.87.01,2928.47.4-10
50 to 541,2977.97.31,2087.97.0+88
55 to 591,1847.26.69586.36.1+226
60 to 649765.95.78545.65.2+121
65 to 697804.74.97514.94.7+29
70 to 747344.54.55283.53.5+205
75 to 795463.33.44062.72.7+139
80 to 843422.12.42411.62.1+101
85 and over3061.93.02701.82.9+36
Total population16,474100.0100.015,320100.0100.0+1,153
Source: Australian Bureau of Statistics, Census of Population and Housing 2016 and 2021. Compiled and presented by .id (informed decisions).
Please refer to specific data notes for more information

Dominant groups

Analysis of the five year age groups of Glen Iris in 2021 compared to the City of Boroondara 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, 19.0% of the population was aged between 0 and 15, and 16.4% were aged 65 years and over, compared with 16.1% and 18.2% respectively for the City of Boroondara.

The major differences between the age structure of Glen Iris and the City of Boroondara were:

  • A larger percentage of persons aged 0 to 4 (5.0% compared to 4.0%)
  • A smaller percentage of persons aged 25 to 29 (4.5% compared to 6.6%)
  • A smaller percentage of persons aged 30 to 34 (4.6% compared to 6.0%)
  • A smaller percentage of persons aged 85 and over (1.9% compared to 3.0%)

Emerging groups

From 2016 to 2021, Glen Iris's population increased by 1,154 people (7.5%). This represents an average annual population change of 1.46% per year over the period.

The largest changes in age structure in this area between 2016 and 2021 were in the age groups:

  • 55 to 59 (+226 persons)
  • 70 to 74 (+205 persons)
  • 20 to 24 (+183 persons)
  • 5 to 9 (-164 persons)

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