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LEARN MORE ABOUT .idIn 2021, the largest age group in Northern Adelaide Local Health Network (NALHN) was 35 to 39 year olds. The group that changed the most since 2016 was 35 to 39 year olds, increasing by 4,808 people.
The Age Structure of Northern Adelaide Local Health Network (NALHN) provides key insights into the level of demand for age based services and facilities such as child care. It is also an indicator of Northern Adelaide Local Health Network (NALHN)'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 Northern Adelaide Local Health Network (NALHN)'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 | |||||||
|---|---|---|---|---|---|---|---|
| Northern Adelaide Local Health Network (NALHN) - Total persons (Usual residence) | 2021 | 2016 | Change | ||||
| Five year age groups (years) | Number | % | Adelaide Primary Health Network % | Number | % | Adelaide Primary Health Network % | 2016 to 2021 |
| 0 to 4 | 26,484 | 6.4 | 5.4 | 27,240 | 7.0 | 5.9 | -756 |
| 5 to 9 | 27,812 | 6.7 | 5.8 | 25,905 | 6.7 | 5.9 | +1,907 |
| 10 to 14 | 26,500 | 6.4 | 5.8 | 23,046 | 5.9 | 5.5 | +3,454 |
| 15 to 19 | 24,084 | 5.8 | 5.6 | 24,125 | 6.2 | 6.1 | -41 |
| 20 to 24 | 27,746 | 6.7 | 6.7 | 27,017 | 7.0 | 7.0 | +729 |
| 25 to 29 | 30,934 | 7.5 | 7.1 | 28,500 | 7.3 | 7.0 | +2,434 |
| 30 to 34 | 30,984 | 7.5 | 7.1 | 30,276 | 7.8 | 7.1 | +708 |
| 35 to 39 | 31,254 | 7.5 | 7.1 | 26,446 | 6.8 | 6.5 | +4,808 |
| 40 to 44 | 26,266 | 6.3 | 6.3 | 24,966 | 6.4 | 6.5 | +1,300 |
| 45 to 49 | 24,859 | 6.0 | 6.2 | 25,340 | 6.5 | 6.7 | -481 |
| 50 to 54 | 25,001 | 6.0 | 6.3 | 24,965 | 6.4 | 6.6 | +36 |
| 55 to 59 | 24,224 | 5.8 | 6.1 | 23,157 | 6.0 | 6.4 | +1,067 |
| 60 to 64 | 22,242 | 5.4 | 5.9 | 20,076 | 5.2 | 5.7 | +2,166 |
| 65 to 69 | 19,235 | 4.6 | 5.2 | 18,467 | 4.8 | 5.3 | +768 |
| 70 to 74 | 17,372 | 4.2 | 4.8 | 13,906 | 3.6 | 4.0 | +3,466 |
| 75 to 79 | 12,426 | 3.0 | 3.5 | 10,380 | 2.7 | 3.0 | +2,046 |
| 80 to 84 | 8,621 | 2.1 | 2.4 | 7,391 | 1.9 | 2.3 | +1,230 |
| 85 and over | 8,161 | 2.0 | 2.7 | 7,128 | 1.8 | 2.7 | +1,033 |
| Total population | 414,205 | 100.0 | 100.0 | 388,331 | 100.0 | 100.0 | +25,874 |
Dominant groups
Analysis of the five year age groups of Northern Adelaide Local Health Network (NALHN) in 2021 compared to Adelaide Primary Health Network shows that there was a higher proportion of people in the younger age groups (under 15) and a lower proportion of people in the older age groups (65+).
Overall, 19.5% of the population was aged between 0 and 15, and 15.9% were aged 65 years and over, compared with 17.0% and 18.6% respectively for Adelaide Primary Health Network.
The major differences between the age structure of Northern Adelaide Local Health Network (NALHN) and Adelaide Primary Health Network were:
- A larger percentage of persons aged 0 to 4 (6.4% compared to 5.4%)
- A larger percentage of persons aged 5 to 9 (6.7% compared to 5.8%)
- A smaller percentage of persons aged 85 and over (2.0% compared to 2.7%)
- A smaller percentage of persons aged 70 to 74 (4.2% compared to 4.8%)
Emerging groups
From 2016 to 2021, Northern Adelaide Local Health Network (NALHN)'s population increased by 25,874 people (6.7%). This represents an average annual population change of 1.3% per year over the period.
The largest changes in age structure in this area between 2016 and 2021 were in the age groups:
- 35 to 39 (+4,808 persons)
- 70 to 74 (+3,466 persons)
- 10 to 14 (+3,454 persons)
- 25 to 29 (+2,434 persons)
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