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LEARN MORE ABOUT .idIn 2021, the largest age group in Riverstone Precinct was 35 to 39 year olds. The group that changed the most since 1991 was 35 to 39 year olds, increasing by 5,938 people.
The Age Structure of Riverstone Precinct provides key insights into the level of demand for age based services and facilities such as child care. It is also an indicator of Riverstone Precinct'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 Riverstone Precinct'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 | |||||||
|---|---|---|---|---|---|---|---|
| Riverstone Precinct - Total females (Enumerated) | 2021 | 1991 | Change | ||||
| Five year age groups (years) | Number | % | WSROC Region % | Number | % | WSROC Region % | 1991 to 2021 |
| 0 to 4 | 4,666 | 7.8 | 6.5 | 989 | 9.9 | 8.2 | +3,676 |
| 5 to 9 | 5,173 | 8.6 | 6.9 | 822 | 8.2 | 8.0 | +4,350 |
| 10 to 14 | 4,567 | 7.6 | 6.5 | 755 | 7.6 | 7.8 | +3,811 |
| 15 to 19 | 3,567 | 5.9 | 5.8 | 818 | 8.2 | 8.2 | +2,748 |
| 20 to 24 | 3,532 | 5.9 | 6.5 | 941 | 9.4 | 8.4 | +2,591 |
| 25 to 29 | 3,673 | 6.1 | 7.3 | 977 | 9.8 | 8.4 | +2,695 |
| 30 to 34 | 5,452 | 9.1 | 8.1 | 968 | 9.7 | 8.6 | +4,484 |
| 35 to 39 | 6,778 | 11.3 | 8.2 | 839 | 8.4 | 7.9 | +5,938 |
| 40 to 44 | 5,409 | 9.0 | 6.9 | 738 | 7.4 | 7.6 | +4,670 |
| 45 to 49 | 4,107 | 6.8 | 6.3 | 552 | 5.5 | 5.6 | +3,554 |
| 50 to 54 | 3,275 | 5.5 | 6.0 | 365 | 3.7 | 4.6 | +2,910 |
| 55 to 59 | 2,685 | 4.5 | 5.6 | 279 | 2.8 | 3.7 | +2,406 |
| 60 to 64 | 2,183 | 3.6 | 5.3 | 230 | 2.3 | 3.6 | +1,953 |
| 65 to 69 | 1,804 | 3.0 | 4.4 | 249 | 2.5 | 3.3 | +1,555 |
| 70 to 74 | 1,474 | 2.5 | 3.6 | 187 | 1.9 | 2.5 | +1,287 |
| 75 to 79 | 808 | 1.3 | 2.4 | 121 | 1.2 | 1.8 | +686 |
| 80 to 84 | 504 | 0.8 | 1.7 | 76 | 0.8 | 1.1 | +427 |
| 85 and over | 407 | 0.7 | 1.8 | 59 | 0.6 | 0.7 | +348 |
| Total population | 60,064 | 100.0 | 100.0 | 9,975 | 100.0 | 100.0 | +50,089 |
Dominant groups
Analysis of the female five year age groups of Riverstone Precinct in 2021 compared to WSROC Region shows that there was a higher proportion of females in the younger age groups (under 15) and a lower proportion of females in the older age groups (65+).
Overall, 24.0% of the female population was aged between 0 and 15, and 8.3% were aged 65 years and over, compared with 19.8% and 14.1% respectively for WSROC Region.
The major differences between the female age structure of Riverstone Precinct and WSROC Region were:
- A larger percentage of females aged 35 to 39 (11.3% compared to 8.2%)
- A larger percentage of females aged 40 to 44 (9.0% compared to 6.9%)
- A larger percentage of females aged 5 to 9 (8.6% compared to 6.9%)
- A smaller percentage of females aged 60 to 64 (3.6% compared to 5.3%)
Emerging groups
From 1991 to 2021, Riverstone Precinct's female population increased by 50,089 people (502.1%). This represents an average annual population change of 6.17% per year over the period.
The largest changes in female age structure in this area between 1991 and 2021 were in the age groups:
- 35 to 39 (+5,938 females)
- 40 to 44 (+4,670 females)
- 30 to 34 (+4,484 females)
- 5 to 9 (+4,350 females)
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