idc-logo
svg rectangle color
City of BrimbankCommunity profile

St Albans District

Five year age groups

In 2021, the largest age group in the St Albans District was 25 to 29 year olds. The group that changed the most since 2016 was 70 to 74 year olds, increasing by 550 people.

The Age Structure of the St Albans District 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 St Albans District'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 St Albans District'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
St Albans District - Total persons (Usual residence)20212016Change
Five year age groups (years)Number%Derrimut %Number%Derrimut %2016 to 2021
0 to 42,8065.78.23,1466.512.9-340
5 to 92,8765.810.72,7365.610.4+140
10 to 142,6215.39.32,5665.37.3+55
15 to 192,6825.46.62,9986.25.4-316
20 to 243,6187.35.64,1158.45.2-497
25 to 294,3938.96.54,2878.86.8+106
30 to 344,0028.17.13,8928.011.9+110
35 to 393,4677.010.93,1786.511.7+289
40 to 442,9325.99.92,8725.98.7+60
45 to 492,7985.77.52,9716.15.8-173
50 to 542,9275.95.52,7745.74.5+153
55 to 592,8145.74.02,8675.93.4-53
60 to 642,7405.53.42,8365.82.3-96
65 to 692,6525.42.22,6075.41.7+45
70 to 742,3604.81.41,8103.71.0+550
75 to 791,5893.20.91,4012.90.6+188
80 to 841,1632.40.49532.00.2+210
85 and over1,0362.10.26931.40.3+343
Total population49,476100.0100.048,702100.0100.0+774
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 the St Albans District in 2021 compared to Derrimut 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, 16.8% of the population was aged between 0 and 15, and 17.8% were aged 65 years and over, compared with 28.1% and 5.0% respectively for Derrimut.

The major differences between the age structure of the St Albans District and Derrimut were:

  • A smaller percentage of persons aged 5 to 9 (5.8% compared to 10.7%)
  • A smaller percentage of persons aged 40 to 44 (5.9% compared to 9.9%)
  • A smaller percentage of persons aged 10 to 14 (5.3% compared to 9.3%)
  • A smaller percentage of persons aged 35 to 39 (7.0% compared to 10.9%)

Emerging groups

From 2016 to 2021, St Albans District's population increased by 774 people (1.6%). This represents an average annual population change of 0.32% 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 (+550 persons)
  • 20 to 24 (-497 persons)
  • 85 and over (+343 persons)
  • 0 to 4 (-340 persons)

DISCLAIMER: While all due care has been taken to ensure that the content of this website is accurate and current, there may be errors or omissions in it and no legal responsibility is accepted for the information and opinions in this website.

Please view our Privacy Policy, Terms of use and Legal notices.

ABS Data and the copyright in the ABS Data remains the property of the Australian Bureau of Statistics. The copyright in the way .id has modified, transformed or reconfigured the ABS Data as published on this website remains the property of .id. ABS Data can be accessed from the Australian Bureau of Statistics at www.abs.gov.au. ABS data can be used under license - terms published on ABS website. intermediary.management@abs.gov.au if you have any queries or wish to distribute any ABS data.