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LEARN MORE ABOUT .idIn 2021, the largest age group in the City of Melbourne was 25 to 29 year olds. The group that changed the most since 2016 was 30 to 34 year olds, increasing by 5,126 people.
The Age Structure of the City of Melbourne 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 Melbourne'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 Melbourne'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 Melbourne - Total persons (Usual residence) | 2021 | 2016 | Change | ||||
| Five year age groups (years) | Number | % | Carlton (P) % | Number | % | Carlton (P) % | 2016 to 2021 |
| 0 to 4 | 4,354 | 2.9 | 2.1 | 4,386 | 3.2 | 2.8 | -32 |
| 5 to 9 | 3,188 | 2.1 | 2.2 | 2,468 | 1.8 | 2.3 | +720 |
| 10 to 14 | 2,554 | 1.7 | 2.0 | 1,878 | 1.4 | 1.9 | +676 |
| 15 to 19 | 6,310 | 4.2 | 4.8 | 10,591 | 7.8 | 11.6 | -4,281 |
| 20 to 24 | 25,180 | 16.8 | 18.8 | 29,756 | 21.9 | 27.2 | -4,576 |
| 25 to 29 | 29,656 | 19.8 | 20.2 | 26,241 | 19.3 | 16.6 | +3,415 |
| 30 to 34 | 23,304 | 15.6 | 13.1 | 18,178 | 13.4 | 9.7 | +5,126 |
| 35 to 39 | 14,462 | 9.7 | 7.6 | 9,821 | 7.2 | 5.5 | +4,641 |
| 40 to 44 | 8,706 | 5.8 | 4.8 | 6,213 | 4.6 | 3.4 | +2,493 |
| 45 to 49 | 6,306 | 4.2 | 3.7 | 5,126 | 3.8 | 3.4 | +1,180 |
| 50 to 54 | 5,432 | 3.6 | 3.5 | 4,656 | 3.4 | 3.1 | +776 |
| 55 to 59 | 4,930 | 3.3 | 3.3 | 4,155 | 3.1 | 2.7 | +775 |
| 60 to 64 | 4,309 | 2.9 | 3.0 | 3,639 | 2.7 | 2.5 | +670 |
| 65 to 69 | 3,535 | 2.4 | 2.8 | 3,185 | 2.3 | 2.2 | +350 |
| 70 to 74 | 3,059 | 2.0 | 2.5 | 2,097 | 1.5 | 1.5 | +962 |
| 75 to 79 | 1,911 | 1.3 | 2.1 | 1,372 | 1.0 | 1.4 | +539 |
| 80 to 84 | 1,232 | 0.8 | 1.5 | 923 | 0.7 | 1.0 | +309 |
| 85 and over | 1,188 | 0.8 | 1.8 | 1,255 | 0.9 | 1.1 | -67 |
| Total population | 149,616 | 100.0 | 100.0 | 135,940 | 100.0 | 100.0 | +13,676 |
Dominant groups
Analysis of the five year age groups of the City of Melbourne in 2021 compared to Carlton (P) shows that there was a similar proportion of people in the younger age groups (under 15) and a lower proportion of people in the older age groups (65+).
Overall, 6.7% of the population was aged between 0 and 15, and 7.3% were aged 65 years and over, compared with 6.3% and 10.9% respectively for Carlton (P).
The major differences between the age structure of the City of Melbourne and Carlton (P) were:
- A larger percentage of persons aged 30 to 34 (15.6% compared to 13.1%)
- A larger percentage of persons aged 35 to 39 (9.7% compared to 7.6%)
- A smaller percentage of persons aged 20 to 24 (16.8% compared to 18.8%)
- A smaller percentage of persons aged 85 and over (0.8% compared to 1.8%)
Emerging groups
From 2016 to 2021, City of Melbourne's population increased by 13,676 people (10.1%). This represents an average annual population change of 1.94% per year over the period.
The largest changes in age structure in this area between 2016 and 2021 were in the age groups:
- 30 to 34 (+5,126 persons)
- 35 to 39 (+4,641 persons)
- 20 to 24 (-4,576 persons)
- 15 to 19 (-4,281 persons)
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