Service age groups
Derrimut had a higher proportion of pre-schoolers and a lower proportion of persons at post retirement age than City of Brimbank in 2016.
The Age Structure of Derrimut provides key insights into the level of demand for age based services and facilities such as child care. It is an indicator of Derrimut'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.
Derived from the Census question:
'What is the person's date of birth or age?'
Please refer to specific data notes for more information
Analysis of the service age groups of Derrimut in 2016 compared to City of Brimbank shows that there was a higher proportion of people in the younger age groups (0 to 17 years) and a lower proportion of people in the older age groups (60+ years).
Overall, 33.8% of the population was aged between 0 and 17, and 6.0% were aged 60 years and over, compared with 22.1% and 19.0% respectively for City of Brimbank.
The major differences between the age structure of Derrimut and City of Brimbank were:
- A larger percentage of 'Parents and homebuilders (35 to 49)' (26.5% compared to 20.1%)
- A larger percentage of 'Babies and pre-schoolers (0 to 4)' (12.6% compared to 6.7%)
- A larger percentage of 'Primary schoolers (5 to 11)' (14.1% compared to 8.3%)
- A smaller percentage of 'Empty nesters and retirees (60 to 69)' (4.0% compared to 10.1%)
From 2011 to 2016, Derrimut's population increased by 2,242 people (37.5%). This represents an average annual population change of 6.57% per year over the period.
The largest changes in the age structure in this area between 2011 and 2016 were in the age groups:
- Parents and homebuilders (35 to 49) (+819 people)
- Primary schoolers (5 to 11) (+516 people)
- Older workers and pre-retirees (50 to 59) (+236 people)
- Babies and pre-schoolers (0 to 4) (+228 people)