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City of CaseyCommunity profile

Berwick

Five year age groups

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In 2021, the largest age group in Berwick was 40 to 44 year olds. The group that changed the most since 1991 was 50 to 54 year olds, increasing by 3,282 people.

The Age Structure of Berwick provides key insights into the level of demand for age based services and facilities such as child care. It is also an indicator of Berwick'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 Berwick'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
Berwick - Total persons (Enumerated)20211991Change
Five year age groups (years)Number%City of Casey %Number%City of Casey %1991 to 2021
0 to 42,8375.67.71,0769.310.4+1,760
5 to 93,7927.57.91,0759.39.7+2,716
10 to 143,9197.77.29037.88.3+3,016
15 to 193,6607.26.47686.67.2+2,892
20 to 243,1436.26.78607.47.9+2,282
25 to 292,6575.27.29878.59.9+1,669
30 to 342,8765.78.11,1219.710.4+1,755
35 to 393,7977.58.71,0138.79.0+2,783
40 to 443,9207.77.28667.57.5+3,053
45 to 493,7907.56.46405.55.2+3,149
50 to 543,7197.36.04373.83.7+3,282
55 to 593,0185.95.33723.22.9+2,646
60 to 642,5084.94.63342.92.7+2,173
65 to 691,9883.93.63272.82.0+1,661
70 to 741,7143.42.82722.31.4+1,442
75 to 791,3692.71.92572.20.9+1,112
80 to 841,0452.11.31721.50.5+873
85 and over1,0042.01.11090.90.3+895
Total population50,756100.0100.011,595100.0100.0+39,160
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 Berwick in 2021 compared to the City of Casey 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, 20.8% of the population was aged between 0 and 15, and 14.0% were aged 65 years and over, compared with 22.8% and 10.7% respectively for the City of Casey.

The major differences between the age structure of Berwick and the City of Casey were:

  • A larger percentage of persons aged 50 to 54 (7.3% compared to 6.0%)
  • A smaller percentage of persons aged 30 to 34 (5.7% compared to 8.1%)
  • A smaller percentage of persons aged 0 to 4 (5.6% compared to 7.7%)
  • A smaller percentage of persons aged 25 to 29 (5.2% compared to 7.2%)

Emerging groups

From 1991 to 2021, Berwick's population increased by 39,161 people (337.7%). This represents an average annual population change of 5.04% per year over the period.

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

  • 50 to 54 (+3,282 persons)
  • 45 to 49 (+3,149 persons)
  • 40 to 44 (+3,053 persons)
  • 10 to 14 (+3,016 persons)

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