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City of WhittleseaCommunity profile

City of Whittlesea

Five year age groups

In 2021, the largest age group in the City of Whittlesea was 35 to 39 year olds. The group that changed the most since 1991 was 35 to 39 year olds, increasing by 12,706 people.

The Age Structure of the City of Whittlesea 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 Whittlesea'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 Whittlesea'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 Whittlesea - Total persons (Enumerated)20211991Change
Five year age groups (years)Number%Greater Melbourne %Number%Greater Melbourne %1991 to 2021
0 to 416,5317.25.98,3558.97.3+8,176
5 to 917,3007.66.38,0468.66.9+9,254
10 to 1414,8726.56.07,9568.57.0+6,915
15 to 1913,1025.75.68,2628.87.9+4,840
20 to 2414,4226.36.78,6319.28.9+5,790
25 to 2916,3817.27.88,7479.38.4+7,633
30 to 3419,4148.58.38,5309.18.5+10,884
35 to 3920,4398.98.17,7338.37.8+12,706
40 to 4416,7927.36.97,3187.87.6+9,474
45 to 4914,5596.46.55,3605.76.0+9,199
50 to 5413,2715.86.34,3524.64.9+8,918
55 to 5911,8665.25.63,5163.84.2+8,349
60 to 6410,7434.75.12,5822.84.0+8,160
65 to 699,1314.04.31,8512.03.6+7,279
70 to 747,8623.43.81,0241.12.7+6,837
75 to 795,2752.32.87250.82.1+4,549
80 to 843,6401.62.04280.51.3+3,211
85 and over3,3271.52.02620.30.9+3,064
Total population228,927100.0100.093,688100.0100.0+135,239
Source: Australian Bureau of Statistics, Census of Population and Housing 1991 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 Whittlesea in 2021 compared to Greater Melbourne 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, 21.3% of the population was aged between 0 and 15, and 12.8% were aged 65 years and over, compared with 18.2% and 14.9% respectively for Greater Melbourne.

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

  • A larger percentage of persons aged 0 to 4 (7.2% compared to 5.9%)
  • A larger percentage of persons aged 5 to 9 (7.6% compared to 6.3%)
  • A larger percentage of persons aged 35 to 39 (8.9% compared to 8.1%)
  • A smaller percentage of persons aged 25 to 29 (7.2% compared to 7.8%)

Emerging groups

From 1991 to 2021, City of Whittlesea's population increased by 135,239 people (144.4%). This represents an average annual population change of 3.02% per year over the period.

The largest changes in age structure in this area between 1991 and 2021 were in the age groups:

  • 35 to 39 (+12,706 persons)
  • 30 to 34 (+10,884 persons)
  • 40 to 44 (+9,474 persons)
  • 5 to 9 (+9,254 persons)

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