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City of BrimbankCommunity profile

We’re continuing to update these pages with data from the 2016 Census. Read more about our updates.

Grasslands Ward

Five year age groups

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

There were 503 people over the age of 85 living in Grasslands Ward in 2016, with largest age group being 25 to 29 year olds.

The Age Structure of Grasslands Ward provides key insights into the level of demand for age based services and facilities such as child care. It is also an indicator of Grasslands Ward'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 Grasslands Ward'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
Grasslands Ward - Total persons (Usual residence)20162011Change
Five year age groups (years)Number%City of Brimbank %Number%City of Brimbank %2011 to 2016
0 to 44,0737.26.73,7727.26.6+301
5 to 93,6966.66.03,4536.66.2+243
10 to 143,2935.95.73,4236.66.3-130
15 to 193,5666.36.33,4316.67.0+135
20 to 244,2737.67.84,0207.77.9+253
25 to 294,7108.48.14,5778.88.4+133
30 to 344,6918.38.04,3118.37.5+380
35 to 394,1097.36.93,9507.67.2+159
40 to 443,8136.86.63,5636.87.1+250
45 to 493,3966.06.53,2246.26.7+172
50 to 543,2665.86.33,1636.16.5+103
55 to 593,2375.86.03,3146.36.0-77
60 to 643,2065.75.43,0815.95.3+125
65 to 692,8005.04.71,8333.53.8+967
70 to 741,7063.03.31,2812.52.9+425
75 to 791,1902.12.48371.62.1+353
80 to 847221.31.75521.11.5+170
85 and over5030.91.54060.81.2+97
Total population56,250100.0100.052,191100.0100.0+4,059
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 Grasslands Ward in 2016 compared to City of Brimbank 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, 19.7% of the population was aged between 0 and 15, and 12.3% were aged 65 years and over, compared with 18.5% and 13.6% respectively for City of Brimbank.

The major differences between the age structure of Grasslands Ward and City of Brimbank were:

  • A larger percentage of persons aged 0 to 4 (7.2% compared to 6.7%)
  • A larger percentage of persons aged 5 to 9 (6.6% compared to 6.0%)
  • A smaller percentage of persons aged 85 and over (0.9% compared to 1.5%)
  • A smaller percentage of persons aged 45 to 49 (6.0% compared to 6.5%)

Emerging groups

From 2011 to 2016, Grasslands Ward's population increased by 4,059 people (7.8%). This represents an average annual population change of 1.51% per year over the period.

The largest changes in age structure in this area between 2011 and 2016 were in the age groups:

  • 65 to 69 (+967 persons)
  • 70 to 74 (+425 persons)
  • 30 to 34 (+380 persons)
  • 75 to 79 (+353 persons)

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