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City of BoroondaraCommunity profile

2016 Census data has been released and we are busy processing it to update this website. View our latest releases here.


Five year age groups

This topic has been updated with 2016 Census data for all areas. What's this?

There were 127 people over the age of 85 living in Deepdene in 2016, with largest age group being 20 to 24 year olds.

The Age Structure of Deepdene provides key insights into the level of demand for age based services and facilities such as child care. It is also an indicator of Deepdene'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 Deepdene'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?'

Age structure - Five year age groups
Deepdene - Total persons (Usual residence)20162011Change
Five year age groups (years)Number%City of Boroondara %Number%City of Boroondara %2011 to 2016
0 to 4583.04.6763.85.1-18
5 to 9794.26.0964.86.0-17
10 to 141296.76.61266.36.3+2
15 to 191326.97.11618.07.3-29
20 to 241457.68.01839.18.1-38
25 to 29985.17.3723.67.2+25
30 to 34774.16.2703.55.7+7
35 to 39753.95.8974.86.1-23
40 to 441105.76.61125.67.3-2
45 to 491206.37.41577.87.6-37
50 to 541377.27.01437.17.1-6
55 to 591306.86.11376.86.1-7
60 to 641326.95.21366.85.4-4
65 to 691125.94.7964.84.0+16
70 to 741025.33.6964.83.0+6
75 to 79824.32.7753.72.5+7
80 to 84663.52.1733.62.4-6
85 and over1276.72.91065.32.9+21
Total population1,920100.0100.02,022100.0100.0-102
Source: Australian Bureau of Statistics, Census of Population and Housing 2011 and 2016. Compiled and presented by .id , the population experts.

Please refer to specific data notes for more information

Dominant groups

Analysis of the five year age groups of Deepdene in 2016 compared to City of Boroondara 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, 13.9% of the population was aged between 0 and 15, and 25.6% were aged 65 years and over, compared with 17.2% and 16.0% respectively for City of Boroondara.

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

  • A larger percentage of persons aged 85 and over (6.7% compared to 2.9%)
  • A smaller percentage of persons aged 25 to 29 (5.1% compared to 7.3%)
  • A smaller percentage of persons aged 30 to 34 (4.1% compared to 6.2%)
  • A smaller percentage of persons aged 35 to 39 (3.9% compared to 5.8%)

Emerging groups

From 2011 to 2016, Deepdene's population decreased by 102 people (5.0%). This represents an average annual population change of -1.03% per year over the period.

There were no major differences in Deepdene between 2011 and 2016.