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LEARN MORE ABOUT .idIn 2021, the largest age group in Christie Downs was 35 to 39 year olds. The group that changed the most since 2001 was 65 to 69 year olds, increasing by 104 people.
The Age Structure of Christie Downs provides key insights into the level of demand for age based services and facilities such as child care. It is also an indicator of Christie Downs'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 Christie Downs'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 | |||||||
|---|---|---|---|---|---|---|---|
| Christie Downs - Total females (Enumerated) | 2021 | 2001 | Change | ||||
| Five year age groups (years) | Number | % | Old Noarlunga % | Number | % | Old Noarlunga % | 2001 to 2021 |
| 0 to 4 | 126 | 4.8 | 3.6 | 148 | 6.0 | 5.4 | -22 |
| 5 to 9 | 149 | 5.7 | 4.5 | 137 | 5.5 | 7.3 | +12 |
| 10 to 14 | 154 | 5.9 | 7.0 | 150 | 6.0 | 7.0 | +4 |
| 15 to 19 | 140 | 5.4 | 6.1 | 185 | 7.4 | 7.0 | -45 |
| 20 to 24 | 134 | 5.1 | 6.3 | 161 | 6.5 | 6.3 | -27 |
| 25 to 29 | 169 | 6.5 | 7.3 | 153 | 6.2 | 5.4 | +16 |
| 30 to 34 | 163 | 6.3 | 6.3 | 126 | 5.1 | 7.5 | +37 |
| 35 to 39 | 188 | 7.2 | 5.1 | 159 | 6.4 | 6.6 | +29 |
| 40 to 44 | 168 | 6.4 | 7.3 | 133 | 5.4 | 7.3 | +35 |
| 45 to 49 | 143 | 5.5 | 7.4 | 216 | 8.7 | 10.4 | -73 |
| 50 to 54 | 142 | 5.4 | 6.2 | 228 | 9.2 | 9.9 | -86 |
| 55 to 59 | 157 | 6.0 | 6.9 | 156 | 6.3 | 3.7 | +1 |
| 60 to 64 | 139 | 5.3 | 7.0 | 108 | 4.3 | 6.0 | +31 |
| 65 to 69 | 176 | 6.8 | 6.6 | 72 | 2.9 | 4.3 | +104 |
| 70 to 74 | 183 | 7.0 | 5.0 | 108 | 4.3 | 2.1 | +75 |
| 75 to 79 | 109 | 4.2 | 3.7 | 115 | 4.6 | 1.0 | -6 |
| 80 to 84 | 85 | 3.3 | 2.2 | 61 | 2.5 | 1.5 | +24 |
| 85 and over | 81 | 3.1 | 1.4 | 68 | 2.7 | 1.4 | +13 |
| Total population | 2,606 | 100.0 | 100.0 | 2,484 | 100.0 | 100.0 | +122 |
Dominant groups
Analysis of the female five year age groups of Christie Downs in 2021 compared to Old Noarlunga shows that there was a higher proportion of females in the younger age groups (under 15) as well as a higher proportion of females in the older age groups (65+).
Overall, 16.5% of the female population was aged between 0 and 15, and 24.3% were aged 65 years and over, compared with 15.2% and 18.9% respectively for Old Noarlunga.
The major differences between the female age structure of Christie Downs and Old Noarlunga were:
- A larger percentage of females aged 35 to 39 (7.2% compared to 5.1%)
- A larger percentage of females aged 70 to 74 (7.0% compared to 5.0%)
- A larger percentage of females aged 85 and over (3.1% compared to 1.4%)
- A smaller percentage of females aged 45 to 49 (5.5% compared to 7.4%)
Emerging groups
From 2001 to 2021, Christie Downs's female population increased by 122 people (4.9%). This represents an average annual population change of 0.24% per year over the period.
The largest changes in female age structure in this area between 2001 and 2021 were in the age groups:
- 65 to 69 (+104 females)
- 50 to 54 (-86 females)
- 70 to 74 (+75 females)
- 45 to 49 (-73 females)
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