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City of KnoxCommunity profile

Dandenong Foothills Policy Area

Five year age groups

In 2021, the largest age group in Dandenong Foothills Policy Area was 50 to 54 year olds. The group that changed the most since 2016 was 70 to 74 year olds, increasing by 270 people.

The Age Structure of Dandenong Foothills Policy 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 Dandenong Foothills Policy 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 Dandenong Foothills Policy Area'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
Dandenong Foothills Policy Area - Total persons (Usual residence)20212016Change
Five year age groups (years)Number%City of Knox %Number%City of Knox %2016 to 2021
0 to 41,6795.55.31,8006.15.8-122
5 to 91,8125.95.91,8356.25.9-23
10 to 141,8206.05.81,7445.95.8+76
15 to 191,8055.95.91,7866.16.4+19
20 to 241,6295.36.11,7275.96.6-98
25 to 291,6905.56.01,8306.26.4-141
30 to 342,1016.96.71,9096.56.8+192
35 to 392,1166.97.21,9416.66.7+175
40 to 442,0156.66.82,1377.26.8-123
45 to 492,1437.06.72,2027.57.2-59
50 to 542,1447.06.82,1117.27.2+33
55 to 592,0596.86.71,9266.56.8+133
60 to 641,8726.16.21,7676.06.1+104
65 to 691,6435.45.41,5585.35.2+85
70 to 741,4074.64.61,1363.93.6+270
75 to 791,0503.43.28282.82.7+221
80 to 847262.42.46192.11.9+106
85 and over7492.52.26382.22.0+111
Total population30,460100.0100.029,503100.0100.0+957
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 Dandenong Foothills Policy Area in 2021 compared to the City of Knox shows that there was a similar proportion of people in the younger age groups (under 15) as well as a similar proportion of people in the older age groups (65+).

Overall, 17.4% of the population was aged between 0 and 15, and 18.3% were aged 65 years and over, compared with 17.0% and 17.9% respectively for the City of Knox.

The major difference between the age structure of Dandenong Foothills Policy Area and the City of Knox is:

  • A smaller percentage of persons aged 20 to 24 (5.3% compared to 6.1%)

Emerging groups

From 2016 to 2021, Dandenong Foothills Policy Area's population increased by 957 people (3.2%). This represents an average annual population change of 0.64% 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 (+270 persons)
  • 75 to 79 (+221 persons)
  • 30 to 34 (+192 persons)
  • 35 to 39 (+175 persons)

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