Powered by .id (informed decisions) for City of Brimbank
.id community is an evidence base for over 250 local government areas in Australia and New Zealand, helping you make informed decisions.
LEARN MORE ABOUT .idIn 2021, the largest age group in the City of Brimbank was 30 to 34 year olds. The group that changed the most since 2016 was 70 to 74 year olds, increasing by 1,115 people.
The Age Structure of the City of Brimbank 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 City of Brimbank'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 City of Brimbank'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 | |||||||
|---|---|---|---|---|---|---|---|
| City of Brimbank - Total females (Enumerated) | 2021 | 2016 | Change | ||||
| Five year age groups (years) | Number | % | St Albans % | Number | % | St Albans % | 2016 to 2021 |
| 0 to 4 | 5,267 | 5.4 | 5.4 | 6,277 | 6.5 | 6.5 | -1,010 |
| 5 to 9 | 5,662 | 5.8 | 5.5 | 5,732 | 5.9 | 5.3 | -70 |
| 10 to 14 | 5,335 | 5.5 | 4.9 | 5,493 | 5.7 | 4.9 | -158 |
| 15 to 19 | 5,477 | 5.7 | 5.2 | 5,995 | 6.2 | 6.0 | -518 |
| 20 to 24 | 6,327 | 6.5 | 7.2 | 6,972 | 7.2 | 7.9 | -645 |
| 25 to 29 | 7,225 | 7.5 | 8.7 | 7,674 | 7.9 | 8.9 | -449 |
| 30 to 34 | 7,347 | 7.6 | 8.5 | 7,493 | 7.8 | 7.8 | -146 |
| 35 to 39 | 7,022 | 7.2 | 7.0 | 6,622 | 6.8 | 6.5 | +400 |
| 40 to 44 | 6,168 | 6.4 | 5.9 | 6,599 | 6.8 | 6.2 | -431 |
| 45 to 49 | 6,318 | 6.5 | 5.8 | 6,552 | 6.8 | 6.2 | -234 |
| 50 to 54 | 6,394 | 6.6 | 5.9 | 6,047 | 6.3 | 5.4 | +347 |
| 55 to 59 | 5,860 | 6.0 | 5.4 | 6,041 | 6.2 | 5.9 | -181 |
| 60 to 64 | 5,796 | 6.0 | 5.4 | 5,361 | 5.5 | 5.6 | +435 |
| 65 to 69 | 5,092 | 5.3 | 5.2 | 4,533 | 4.7 | 5.0 | +559 |
| 70 to 74 | 4,303 | 4.4 | 4.7 | 3,188 | 3.3 | 3.9 | +1,115 |
| 75 to 79 | 2,966 | 3.1 | 3.4 | 2,385 | 2.5 | 3.5 | +581 |
| 80 to 84 | 2,049 | 2.1 | 2.7 | 1,822 | 1.9 | 2.4 | +227 |
| 85 and over | 2,269 | 2.3 | 3.0 | 1,894 | 2.0 | 2.2 | +375 |
| Total population | 96,877 | 100.0 | 100.0 | 96,680 | 100.0 | 100.0 | +197 |
Dominant groups
Analysis of the female five year age groups of the City of Brimbank in 2021 compared to St Albans shows that there was a higher proportion of females in the younger age groups (under 15) and a lower proportion of females in the older age groups (65+).
Overall, 16.8% of the female population was aged between 0 and 15, and 17.2% were aged 65 years and over, compared with 15.8% and 19.1% respectively for St Albans.
The major differences between the female age structure of the City of Brimbank and St Albans were:
- A larger percentage of females aged 45 to 49 (6.5% compared to 5.8%)
- A smaller percentage of females aged 25 to 29 (7.5% compared to 8.7%)
- A smaller percentage of females aged 30 to 34 (7.6% compared to 8.5%)
- A smaller percentage of females aged 20 to 24 (6.5% compared to 7.2%)
Emerging groups
From 2016 to 2021, City of Brimbank's female population increased by 197 people (0.2%). This represents an average annual population change of 0.04% per year over the period.
The largest changes in female age structure in this area between 2016 and 2021 were in the age groups:
- 70 to 74 (+1,115 females)
- 0 to 4 (-1,010 females)
- 20 to 24 (-645 females)
- 75 to 79 (+581 females)
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. Stats NZ Data and the copyright in the Stats NZ Data remains the property of the Statistics New Zealand.
The copyright in the way .id has modified, transformed or reconfigured the Stats NZ Data as published on this website remains the property of .id. Stats NZ Data can be accessed on the Statistics New Zealand website at www.stats.govt.nz. Unless otherwise specified, content that Stats NZ produce is licensed under the Creative Commons Attribution 4.0 International licence. For further information see https://www.stats.govt.nz/about-us/copyright/.