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City of KnoxCommunity profile

Collier Ward

Five year age groups

In 2021, the largest age group in Collier Ward was 65 to 69 year olds. The group that changed the most since 2016 was 70 to 74 year olds, increasing by 380 people.

The Age Structure of Collier 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 Collier 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 Collier 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?'

Age structure - Five year age groups
Collier Ward - Total persons (Usual residence)20212016Change
Five year age groups (years)Number%Chandler Ward %Number%Chandler Ward %2016 to 2021
0 to 49015.16.08685.06.8+33
5 to 91,0986.26.21,0356.06.4+63
10 to 141,1126.35.99175.35.4+194
15 to 199795.65.31,0896.35.4-111
20 to 249895.65.01,1356.65.4-147
25 to 298294.75.79865.76.8-157
30 to 341,0476.07.81,1276.57.4-80
35 to 391,2237.07.51,0756.27.1+148
40 to 441,2297.06.81,0806.37.3+148
45 to 491,1176.47.01,0856.36.9+32
50 to 541,0766.16.41,1556.76.3-79
55 to 591,0806.15.81,3167.66.2-237
60 to 641,1956.86.01,3898.06.0-195
65 to 691,2317.05.51,1326.65.6+99
70 to 741,0245.84.86433.73.9+380
75 to 795923.43.55002.92.8+92
80 to 844112.32.52871.72.2+124
85 and over4502.62.44572.62.0-8
Total population17,583100.0100.017,280100.0100.0+302
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 Collier Ward in 2021 compared to Chandler Ward shows that there was a similar proportion of people in the younger age groups (under 15) and a higher proportion of people in the older age groups (65+).

Overall, 17.7% of the population was aged between 0 and 15, and 21.1% were aged 65 years and over, compared with 18.2% and 18.5% respectively for Chandler Ward.

The major differences between the age structure of Collier Ward and Chandler Ward were:

  • A larger percentage of persons aged 65 to 69 (7.0% compared to 5.5%)
  • A larger percentage of persons aged 70 to 74 (5.8% compared to 4.8%)
  • A smaller percentage of persons aged 30 to 34 (6.0% compared to 7.8%)
  • A smaller percentage of persons aged 25 to 29 (4.7% compared to 5.7%)

Emerging groups

From 2016 to 2021, Collier Ward's population increased by 303 people (1.8%). This represents an average annual population change of 0.35% per year over the period.

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

  • 70 to 74 (+380 persons)
  • 55 to 59 (-237 persons)
  • 60 to 64 (-195 persons)
  • 10 to 14 (+194 persons)

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