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City of BoroondaraCommunity profile

City of Boroondara

Five year age groups

In 2021, the largest age group in the City of Boroondara was 20 to 24 year olds. The group that changed the most since 2016 was 70 to 74 year olds, increasing by 1,566 people.

The Age Structure of the City of Boroondara 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 Boroondara'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 Boroondara'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
City of Boroondara - Total persons (Usual residence)20212016Change
Five year age groups (years)Number%Greater Melbourne %Number%Greater Melbourne %2016 to 2021
0 to 46,6534.05.97,7424.66.4-1,089
5 to 98,9645.36.310,0486.06.2-1,084
10 to 1411,3146.76.011,0166.65.7+298
15 to 1911,9507.15.611,9107.16.0+40
20 to 2412,3067.36.713,3468.07.4-1,040
25 to 2911,1156.67.812,2397.38.1-1,124
30 to 349,9295.98.210,3066.28.2-377
35 to 399,9315.98.09,7795.87.3+152
40 to 4410,4716.26.910,9606.67.0-489
45 to 4911,6246.96.512,3247.46.9-700
50 to 5412,1877.36.311,7777.06.2+410
55 to 5911,1416.65.710,2336.15.7+908
60 to 649,6085.75.18,7535.24.9+855
65 to 698,3245.04.47,9224.74.4+402
70 to 747,5934.53.96,0273.63.3+1,566
75 to 795,7473.42.84,5062.72.5+1,241
80 to 844,0802.42.03,5252.11.9+555
85 and over4,9613.02.04,8292.92.0+132
Total population167,898100.0100.0167,242100.0100.0+656
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 the City of Boroondara in 2021 compared to Greater Melbourne shows that there was a lower proportion of people in the younger age groups (under 15) and a higher proportion of people in the older age groups (65+).

Overall, 16.0% of the population was aged between 0 and 15, and 18.3% were aged 65 years and over, compared with 18.1% and 15.0% respectively for Greater Melbourne.

The major differences between the age structure of the City of Boroondara and Greater Melbourne were:

  • A larger percentage of persons aged 15 to 19 (7.1% compared to 5.6%)
  • A smaller percentage of persons aged 30 to 34 (5.9% compared to 8.2%)
  • A smaller percentage of persons aged 35 to 39 (5.9% compared to 8.0%)
  • A smaller percentage of persons aged 0 to 4 (4.0% compared to 5.9%)

Emerging groups

From 2016 to 2021, City of Boroondara's population increased by 656 people (0.4%). This represents an average annual population change of 0.08% per year over the period.

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

  • 70 to 74 (+1,566 persons)
  • 75 to 79 (+1,241 persons)
  • 25 to 29 (-1,124 persons)
  • 0 to 4 (-1,089 persons)

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