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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 2001 was 60 to 64 year olds, increasing by 464 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 (Usual residence)20212001Change
Five year age groups (years)Number%City of Boroondara %Number%City of Boroondara %2001 to 2021
0 to 48395.04.09686.95.3-129
5 to 91,0526.35.39867.06.1+65
10 to 141,2817.76.71,0387.46.5+242
15 to 191,2167.37.19216.67.3+295
20 to 241,1596.97.38135.87.9+346
25 to 297504.56.66924.96.7+57
30 to 347784.75.99887.06.7-211
35 to 399475.75.91,2068.67.2-259
40 to 441,1016.66.21,1308.07.7-30
45 to 491,2957.86.91,1488.27.5+147
50 to 541,3077.87.31,0467.57.1+260
55 to 591,2187.36.67695.55.2+449
60 to 641,0056.05.75403.83.8+464
65 to 698034.85.04062.93.2+396
70 to 747404.44.54553.23.4+284
75 to 795543.33.44032.93.2+151
80 to 843452.12.42962.12.5+48
85 and over3081.83.02341.72.6+74
Total population16,698100.0100.014,049100.0100.0+2,649
Source: Australian Bureau of Statistics, Census of Population and Housing 2001 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 16.5% were aged 65 years and over, compared with 16.0% and 18.3% 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 (4.7% compared to 5.9%)
  • A smaller percentage of persons aged 85 and over (1.8% compared to 3.0%)

Emerging groups

From 2001 to 2021, Glen Iris's population increased by 2,649 people (18.9%). This represents an average annual population change of 0.87% per year over the period.

The largest changes in age structure in this area between 2001 and 2021 were in the age groups:

  • 60 to 64 (+464 persons)
  • 55 to 59 (+449 persons)
  • 65 to 69 (+396 persons)
  • 20 to 24 (+346 persons)

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