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Cumberland City CouncilCommunity profile

Cumberland City

Five year age groups

In 2021, the largest age group in Cumberland City was 25 to 29 year olds. The group that changed the most since 2016 was 35 to 39 year olds, increasing by 3,242 people.

The Age Structure of Cumberland City provides key insights into the level of demand for age based services and facilities such as child care. It is also an indicator of Cumberland City'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 Cumberland City'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
Cumberland City - Total persons (Enumerated)20212016Change
Five year age groups (years)Number%Greater Sydney %Number%Greater Sydney %2016 to 2021
0 to 416,4017.06.016,8427.86.4-441
5 to 916,0116.86.315,1337.06.4+878
10 to 1414,3766.16.212,3005.75.8+2,076
15 to 1912,6185.45.612,5245.86.0+94
20 to 2418,5337.96.517,1238.07.1+1,410
25 to 2921,9099.37.521,2909.97.9+619
30 to 3421,5719.28.020,6969.68.2+875
35 to 3920,0798.67.916,8377.87.4+3,242
40 to 4415,9296.87.013,4736.37.1+2,456
45 to 4913,2345.66.612,4575.86.7+777
50 to 5412,6795.46.212,1155.66.4+564
55 to 5912,2745.25.811,2035.25.8+1,071
60 to 6410,8484.65.39,3044.35.0+1,544
65 to 698,8533.84.57,6733.64.4+1,180
70 to 747,2053.13.95,5702.63.3+1,635
75 to 795,1142.22.84,2982.02.4+816
80 to 843,6451.62.03,0191.41.8+626
85 and over3,4441.52.03,2001.52.0+244
Total population234,723100.0100.0215,057100.0100.0+19,666
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 Cumberland City in 2021 compared to Greater Sydney 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, 19.9% of the population was aged between 0 and 15, and 12.0% were aged 65 years and over, compared with 18.4% and 15.2% respectively for Greater Sydney.

The major differences between the age structure of Cumberland City and Greater Sydney were:

  • A larger percentage of persons aged 25 to 29 (9.3% compared to 7.5%)
  • A larger percentage of persons aged 20 to 24 (7.9% compared to 6.5%)
  • A larger percentage of persons aged 30 to 34 (9.2% compared to 8.0%)
  • A larger percentage of persons aged 0 to 4 (7.0% compared to 6.0%)

Emerging groups

From 2016 to 2021, Cumberland City's population increased by 19,666 people (9.1%). This represents an average annual population change of 1.77% per year over the period.

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

  • 35 to 39 (+3,242 persons)
  • 40 to 44 (+2,456 persons)
  • 10 to 14 (+2,076 persons)
  • 70 to 74 (+1,635 persons)

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