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LEARN MORE ABOUT .idIn 2021, the largest age group in Maribyrnong was 25 to 29 year olds. The group that changed the most since 2006 was 30 to 34 year olds, increasing by 487 people.
The Age Structure of Maribyrnong provides key insights into the level of demand for age based services and facilities such as child care. It is also an indicator of Maribyrnong'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 Maribyrnong'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 | |||||||
|---|---|---|---|---|---|---|---|
| Maribyrnong - Total persons (Enumerated) | 2021 | 2006 | Change | ||||
| Five year age groups (years) | Number | % | City of Maribyrnong % | Number | % | City of Maribyrnong % | 2006 to 2021 |
| 0 to 4 | 629 | 5.0 | 5.8 | 536 | 6.6 | 6.6 | +93 |
| 5 to 9 | 532 | 4.2 | 5.2 | 438 | 5.4 | 5.1 | +94 |
| 10 to 14 | 589 | 4.7 | 4.6 | 389 | 4.8 | 4.7 | +200 |
| 15 to 19 | 577 | 4.6 | 4.1 | 449 | 5.5 | 5.1 | +128 |
| 20 to 24 | 1,004 | 8.0 | 6.6 | 917 | 11.2 | 8.7 | +87 |
| 25 to 29 | 1,351 | 10.8 | 10.9 | 984 | 12.0 | 9.9 | +367 |
| 30 to 34 | 1,325 | 10.5 | 11.7 | 838 | 10.2 | 10.3 | +487 |
| 35 to 39 | 1,200 | 9.6 | 10.0 | 715 | 8.7 | 9.2 | +485 |
| 40 to 44 | 888 | 7.1 | 7.8 | 588 | 7.2 | 7.8 | +300 |
| 45 to 49 | 890 | 7.1 | 7.0 | 540 | 6.6 | 6.9 | +350 |
| 50 to 54 | 789 | 6.3 | 5.8 | 455 | 5.6 | 5.6 | +334 |
| 55 to 59 | 710 | 5.7 | 5.0 | 370 | 4.5 | 4.4 | +340 |
| 60 to 64 | 663 | 5.3 | 4.6 | 264 | 3.2 | 3.3 | +399 |
| 65 to 69 | 536 | 4.3 | 3.5 | 180 | 2.2 | 3.0 | +356 |
| 70 to 74 | 404 | 3.2 | 2.6 | 186 | 2.3 | 2.8 | +218 |
| 75 to 79 | 217 | 1.7 | 1.7 | 138 | 1.7 | 2.9 | +79 |
| 80 to 84 | 145 | 1.2 | 1.4 | 127 | 1.6 | 2.2 | +18 |
| 85 and over | 115 | 0.9 | 1.6 | 69 | 0.8 | 1.7 | +46 |
| Total population | 12,564 | 100.0 | 100.0 | 8,183 | 100.0 | 100.0 | +4,381 |
Dominant groups
Analysis of the five year age groups of Maribyrnong in 2021 compared to the City of Maribyrnong shows that there was a lower proportion of people in the younger age groups (under 15) and a similar proportion of people in the older age groups (65+).
Overall, 13.9% of the population was aged between 0 and 15, and 11.3% were aged 65 years and over, compared with 15.6% and 10.9% respectively for the City of Maribyrnong.
The major differences between the age structure of Maribyrnong and the City of Maribyrnong were:
- A larger percentage of persons aged 20 to 24 (8.0% compared to 6.6%)
- A smaller percentage of persons aged 30 to 34 (10.5% compared to 11.7%)
- A smaller percentage of persons aged 5 to 9 (4.2% compared to 5.2%)
- A smaller percentage of persons aged 40 to 44 (7.1% compared to 7.8%)
Emerging groups
From 2006 to 2021, Maribyrnong's population increased by 4,381 people (53.5%). This represents an average annual population change of 2.9% per year over the period.
The largest changes in age structure in this area between 2006 and 2021 were in the age groups:
- 30 to 34 (+487 persons)
- 35 to 39 (+485 persons)
- 60 to 64 (+399 persons)
- 25 to 29 (+367 persons)
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