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LEARN MORE ABOUT .idIn 2021, the largest age group in Oakden - Hillcrest was 35 to 39 year olds. The group that changed the most since 1996 was 35 to 39 year olds, increasing by 319 people.
The Age Structure of Oakden - Hillcrest provides key insights into the level of demand for age based services and facilities such as child care. It is also an indicator of Oakden - Hillcrest'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 Oakden - Hillcrest'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 | |||||||
|---|---|---|---|---|---|---|---|
| Oakden - Hillcrest - Total persons (Enumerated) | 2021 | 1996 | Change | ||||
| Five year age groups (years) | Number | % | City of Port Adelaide Enfield % | Number | % | City of Port Adelaide Enfield % | 1996 to 2021 |
| 0 to 4 | 470 | 6.5 | 6.1 | 222 | 5.8 | 6.5 | +248 |
| 5 to 9 | 457 | 6.4 | 5.7 | 214 | 5.6 | 6.0 | +243 |
| 10 to 14 | 352 | 4.9 | 5.2 | 210 | 5.4 | 5.9 | +142 |
| 15 to 19 | 372 | 5.2 | 5.0 | 220 | 5.7 | 6.1 | +152 |
| 20 to 24 | 438 | 6.1 | 6.8 | 278 | 7.2 | 7.2 | +160 |
| 25 to 29 | 501 | 7.0 | 8.4 | 332 | 8.6 | 7.6 | +169 |
| 30 to 34 | 604 | 8.4 | 8.5 | 347 | 9.0 | 7.9 | +257 |
| 35 to 39 | 639 | 8.9 | 8.4 | 320 | 8.3 | 7.8 | +319 |
| 40 to 44 | 441 | 6.1 | 6.6 | 282 | 7.3 | 6.9 | +159 |
| 45 to 49 | 430 | 6.0 | 6.1 | 275 | 7.1 | 6.4 | +155 |
| 50 to 54 | 483 | 6.7 | 6.1 | 195 | 5.1 | 5.1 | +288 |
| 55 to 59 | 426 | 5.9 | 5.8 | 160 | 4.2 | 4.5 | +266 |
| 60 to 64 | 360 | 5.0 | 5.7 | 154 | 4.0 | 4.4 | +206 |
| 65 to 69 | 325 | 4.5 | 4.7 | 196 | 5.1 | 5.1 | +129 |
| 70 to 74 | 342 | 4.8 | 4.1 | 230 | 6.0 | 5.4 | +112 |
| 75 to 79 | 221 | 3.1 | 2.7 | 118 | 3.1 | 3.6 | +103 |
| 80 to 84 | 145 | 2.0 | 1.9 | 75 | 1.9 | 2.3 | +70 |
| 85 and over | 183 | 2.5 | 2.3 | 26 | 0.7 | 1.4 | +157 |
| Total population | 7,189 | 100.0 | 100.0 | 3,854 | 100.0 | 100.0 | +3,335 |
Dominant groups
Analysis of the five year age groups of Oakden - Hillcrest in 2021 compared to the City of Port Adelaide Enfield shows that there was a higher proportion of people in the younger age groups (under 15) as well as a higher proportion of people in the older age groups (65+).
Overall, 17.8% of the population was aged between 0 and 15, and 16.9% were aged 65 years and over, compared with 17.0% and 15.6% respectively for the City of Port Adelaide Enfield.
The major differences between the age structure of Oakden - Hillcrest and the City of Port Adelaide Enfield were:
- A larger percentage of persons aged 70 to 74 (4.8% compared to 4.1%)
- A larger percentage of persons aged 5 to 9 (6.4% compared to 5.7%)
- A smaller percentage of persons aged 25 to 29 (7.0% compared to 8.4%)
- A smaller percentage of persons aged 60 to 64 (5.0% compared to 5.7%)
Emerging groups
From 1996 to 2021, Oakden - Hillcrest's population increased by 3,335 people (86.5%). This represents an average annual population change of 2.53% per year over the period.
The largest changes in age structure in this area between 1996 and 2021 were in the age groups:
- 35 to 39 (+319 persons)
- 50 to 54 (+288 persons)
- 55 to 59 (+266 persons)
- 30 to 34 (+257 persons)
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