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LEARN MORE ABOUT .idIn 2021, the largest age group in Somerville was 55 to 59 year olds. The group that changed the most since 2011 was 30 to 34 year olds, increasing by 155 people.
The Age Structure of Somerville provides key insights into the level of demand for age based services and facilities such as child care. It is also an indicator of Somerville'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 Somerville'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 | |||||||
|---|---|---|---|---|---|---|---|
| Somerville - Total females (Usual residence) | 2021 | 2011 | Change | ||||
| Five year age groups (years) | Number | % | Victoria % | Number | % | Victoria % | 2011 to 2021 |
| 0 to 4 | 408 | 6.7 | 5.5 | 344 | 6.1 | 6.2 | +64 |
| 5 to 9 | 313 | 5.1 | 5.9 | 362 | 6.4 | 5.8 | -49 |
| 10 to 14 | 347 | 5.7 | 5.8 | 390 | 6.9 | 5.9 | -44 |
| 15 to 19 | 307 | 5.0 | 5.4 | 412 | 7.3 | 6.2 | -106 |
| 20 to 24 | 291 | 4.8 | 6.1 | 360 | 6.4 | 6.8 | -69 |
| 25 to 29 | 389 | 6.4 | 7.1 | 315 | 5.6 | 7.2 | +74 |
| 30 to 34 | 455 | 7.5 | 7.8 | 299 | 5.3 | 6.9 | +155 |
| 35 to 39 | 397 | 6.5 | 7.6 | 373 | 6.6 | 7.2 | +23 |
| 40 to 44 | 329 | 5.4 | 6.6 | 404 | 7.2 | 7.4 | -76 |
| 45 to 49 | 358 | 5.9 | 6.5 | 482 | 8.6 | 7.0 | -124 |
| 50 to 54 | 437 | 7.2 | 6.4 | 452 | 8.0 | 6.7 | -16 |
| 55 to 59 | 463 | 7.6 | 6.0 | 357 | 6.3 | 6.0 | +105 |
| 60 to 64 | 363 | 6.0 | 5.7 | 306 | 5.4 | 5.5 | +57 |
| 65 to 69 | 351 | 5.8 | 5.1 | 209 | 3.7 | 4.2 | +141 |
| 70 to 74 | 302 | 5.0 | 4.5 | 153 | 2.7 | 3.4 | +149 |
| 75 to 79 | 220 | 3.6 | 3.2 | 152 | 2.7 | 2.8 | +67 |
| 80 to 84 | 171 | 2.8 | 2.3 | 132 | 2.4 | 2.4 | +38 |
| 85 and over | 190 | 3.1 | 2.6 | 126 | 2.2 | 2.5 | +64 |
| Total population | 6,091 | 100.0 | 100.0 | 5,638 | 100.0 | 100.0 | +453 |
Dominant groups
Analysis of the female five year age groups of Somerville in 2021 compared to Victoria shows that there was a similar proportion of females in the younger age groups (under 15) and a higher proportion of females in the older age groups (65+).
Overall, 17.5% of the female population was aged between 0 and 15, and 20.3% were aged 65 years and over, compared with 17.2% and 17.8% respectively for Victoria.
The major differences between the female age structure of Somerville and Victoria were:
- A larger percentage of females aged 55 to 59 (7.6% compared to 6.0%)
- A larger percentage of females aged 0 to 4 (6.7% compared to 5.5%)
- A smaller percentage of females aged 20 to 24 (4.8% compared to 6.1%)
- A smaller percentage of females aged 40 to 44 (5.4% compared to 6.6%)
Emerging groups
From 2011 to 2021, Somerville's female population increased by 453 people (8.0%). This represents an average annual population change of 0.78% per year over the period.
The largest changes in female age structure in this area between 2011 and 2021 were in the age groups:
- 30 to 34 (+155 females)
- 70 to 74 (+149 females)
- 65 to 69 (+141 females)
- 45 to 49 (-124 females)
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