Powered by .id (informed decisions) for City of Port Adelaide Enfield
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LEARN MORE ABOUT .idIn 2021, the largest age group in the City of Port Adelaide Enfield was 30 to 34 year olds. The group that changed the most since 1991 was 35 to 39 year olds, increasing by 4,152 people.
The Age Structure of the City of Port Adelaide Enfield 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 Port Adelaide Enfield'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 Port Adelaide Enfield'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 Port Adelaide Enfield - Total persons (Enumerated) | 2021 | 1991 | Change | ||||
| Five year age groups (years) | Number | % | Greater Adelaide % | Number | % | Greater Adelaide % | 1991 to 2021 |
| 0 to 4 | 8,007 | 6.1 | 5.4 | 6,407 | 6.4 | 6.7 | +1,600 |
| 5 to 9 | 7,481 | 5.7 | 5.9 | 6,140 | 6.1 | 6.9 | +1,341 |
| 10 to 14 | 6,815 | 5.2 | 5.9 | 5,957 | 6.0 | 6.7 | +858 |
| 15 to 19 | 6,560 | 5.0 | 5.7 | 6,812 | 6.8 | 7.7 | -252 |
| 20 to 24 | 8,878 | 6.8 | 6.6 | 8,348 | 8.4 | 8.2 | +530 |
| 25 to 29 | 11,019 | 8.4 | 7.0 | 8,246 | 8.3 | 8.0 | +2,773 |
| 30 to 34 | 11,208 | 8.5 | 7.0 | 8,165 | 8.2 | 8.2 | +3,043 |
| 35 to 39 | 11,011 | 8.4 | 7.0 | 6,859 | 6.9 | 7.7 | +4,152 |
| 40 to 44 | 8,679 | 6.6 | 6.3 | 6,547 | 6.6 | 7.6 | +2,131 |
| 45 to 49 | 7,992 | 6.1 | 6.3 | 5,120 | 5.1 | 5.9 | +2,872 |
| 50 to 54 | 8,078 | 6.1 | 6.4 | 4,742 | 4.7 | 4.8 | +3,336 |
| 55 to 59 | 7,631 | 5.8 | 6.2 | 4,744 | 4.7 | 4.2 | +2,887 |
| 60 to 64 | 7,522 | 5.7 | 5.9 | 5,643 | 5.6 | 4.4 | +1,879 |
| 65 to 69 | 6,127 | 4.7 | 5.2 | 5,981 | 6.0 | 4.2 | +146 |
| 70 to 74 | 5,348 | 4.1 | 4.8 | 4,418 | 4.4 | 3.3 | +930 |
| 75 to 79 | 3,614 | 2.7 | 3.4 | 3,189 | 3.2 | 2.6 | +425 |
| 80 to 84 | 2,513 | 1.9 | 2.4 | 1,728 | 1.7 | 1.6 | +785 |
| 85 and over | 2,967 | 2.3 | 2.6 | 845 | 0.8 | 1.1 | +2,122 |
| Total population | 131,450 | 100.0 | 100.0 | 99,892 | 100.0 | 100.0 | +31,558 |
Dominant groups
Analysis of the five year age groups of the City of Port Adelaide Enfield in 2021 compared to Greater Adelaide 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, 17.0% of the population was aged between 0 and 15, and 15.6% were aged 65 years and over, compared with 17.3% and 18.5% respectively for Greater Adelaide.
The major differences between the age structure of the City of Port Adelaide Enfield and Greater Adelaide were:
- A larger percentage of persons aged 30 to 34 (8.5% compared to 7.0%)
- A larger percentage of persons aged 25 to 29 (8.4% compared to 7.0%)
- A larger percentage of persons aged 35 to 39 (8.4% compared to 7.0%)
- A smaller percentage of persons aged 70 to 74 (4.1% compared to 4.8%)
Emerging groups
From 1991 to 2021, City of Port Adelaide Enfield's population increased by 31,558 people (31.6%). This represents an average annual population change of 0.92% per year over the period.
The largest changes in age structure in this area between 1991 and 2021 were in the age groups:
- 35 to 39 (+4,152 persons)
- 50 to 54 (+3,336 persons)
- 30 to 34 (+3,043 persons)
- 55 to 59 (+2,887 persons)
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