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City of BrimbankCommunity profile

Deer Park District

Five year age groups

In 2021, the largest age group in the Deer Park District was 35 to 39 year olds. The group that changed the most since 2016 was 0 to 4 year olds, decreasing by 438 people.

The Age Structure of the Deer Park District 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 Deer Park District'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 Deer Park District'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
Deer Park District - Total females (Usual residence)20212016Change
Five year age groups (years)Number%City of Brimbank %Number%City of Brimbank %2016 to 2021
0 to 41,3206.25.41,7588.46.5-438
5 to 91,6327.75.81,5637.55.9+69
10 to 141,4516.85.51,2936.25.7+158
15 to 191,3026.15.71,2726.16.2+30
20 to 241,2826.06.51,3736.67.2-91
25 to 291,5227.27.41,6547.97.9-132
30 to 341,6547.87.61,9409.37.7-286
35 to 391,8458.77.21,7778.56.8+68
40 to 441,6287.76.31,5727.56.8+56
45 to 491,4586.96.51,3286.46.8+130
50 to 541,3216.26.61,1785.76.2+143
55 to 591,0825.16.11,1085.36.2-26
60 to 641,0825.16.01,0475.05.6+35
65 to 699674.65.38384.04.8+129
70 to 747503.54.54692.33.4+281
75 to 794362.13.13101.52.5+126
80 to 842631.22.11830.91.9+80
85 and over2031.02.31670.81.9+36
Total population21,198100.0100.020,830100.0100.0+368
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 female five year age groups of the Deer Park District in 2021 compared to the City of Brimbank shows that there was a higher proportion of females in the younger age groups (under 15) and a lower proportion of females in the older age groups (65+).

Overall, 20.8% of the female population was aged between 0 and 15, and 12.4% were aged 65 years and over, compared with 16.7% and 17.3% respectively for the City of Brimbank.

The major differences between the female age structure of the Deer Park District and the City of Brimbank were:

  • A larger percentage of females aged 5 to 9 (7.7% compared to 5.8%)
  • A larger percentage of females aged 35 to 39 (8.7% compared to 7.2%)
  • A larger percentage of females aged 10 to 14 (6.8% compared to 5.5%)
  • A smaller percentage of females aged 85 and over (1.0% compared to 2.3%)

Emerging groups

From 2016 to 2021, Deer Park District's female population increased by 368 people (1.8%). This represents an average annual population change of 0.35% per year over the period.

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

  • 0 to 4 (-438 females)
  • 30 to 34 (-286 females)
  • 70 to 74 (+281 females)
  • 10 to 14 (+158 females)

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