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City of BoroondaraCommunity profile
Service age groups Five year age groups Age-sex pyramid

Cotham Ward

Service age groups

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In 2021, Cotham Ward had lower proportion of children (under 18) and a higher proportion of persons aged 60 or older than Solway Ward.

The Age Structure of Cotham Ward provides key insights into the level of demand for age based services and facilities such as child care. It is an indicator of Cotham Ward's residential role and function and how it is likely to change in the future.

Service age groups divide the population into age categories that reflect typical life-stages. They indicate the level of demand for services that target people at different stages in life and how that demand is changing.

To get a more complete picture Cotham Ward'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?'

Refers to:

Total population

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Age structure - Service age groups
Cotham Ward - Total persons (Usual residence)20212001Change
Service age group (years)Number%Solway Ward %Number%Solway Ward %2001 to 2021
Babies and pre-schoolers (0 to 4)5263.35.07034.67.1-178
Primary schoolers (5 to 11)1,1267.19.71,4279.410.1-302
Secondary schoolers (12 to 17)1,4719.39.11,4279.47.9+44
Tertiary education and independence (18 to 24)1,67110.59.31,58410.48.5+86
Young workforce (25 to 34)1,58310.08.81,61210.612.4-29
Parents and homebuilders (35 to 49)2,70117.120.13,31221.824.4-611
Older workers and pre-retirees (50 to 59)2,31214.615.12,10613.910.9+206
Empty nesters and retirees (60 to 69)1,82811.510.91,1047.36.4+723
Seniors (70 to 84)1,97512.59.61,4759.710.0+500
Elderly aged (85 and over)6484.12.44142.72.2+233
Total15,841100.0100.015,168100.0100.0+673
Source: Australian Bureau of Statistics, Census of Population and Housing 2001 and 2021. Compiled and presented by .id (informed decisions).
Please refer to specific data notes for more information
Source: Australian Bureau of Statistics, Census of Population and Housing, 2021 (Usual residence data). Compiled and presented in profile.id by .id (informed decisions).
Source: Australian Bureau of Statistics, Census of Population and Housing, 2001 and 2021 (Usual residence data). Compiled and presented in profile.id by .id (informed decisions).

Dominant groups

Analysis of the service age groups of Cotham Ward in 2021 compared to Solway Ward shows that there was a lower proportion of people in the younger age groups (0 to 17 years) and a higher proportion of people in the older age groups (60+ years).

Overall, 19.7% of the population was aged between 0 and 17, and 28.1% were aged 60 years and over, compared with 23.8% and 22.9% respectively for Solway Ward.

The major differences between the age structure of Cotham Ward and Solway Ward were:

  • A larger percentage of 'Seniors' (12.5% compared to 9.6%)
  • A smaller percentage of 'Parents and homebuilders' (17.1% compared to 20.1%)
  • A smaller percentage of 'Primary schoolers' (7.1% compared to 9.7%)
  • A smaller percentage of 'Babies and pre-schoolers' (3.3% compared to 5.0%)

Emerging groups

From 2001 to 2021, Cotham Ward's population increased by 673 people (4.4%). This represents an average annual population change of 0.22% per year over the period.

The largest changes in the age structure in this area between 2001 and 2021 were in the age groups:

  • Empty nesters and retirees (60 to 69) (+723 people)
  • Parents and homebuilders (35 to 49) (-611 people)
  • Seniors (70 to 84) (+500 people)
  • Primary schoolers (5 to 11) (-302 people)

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