There were 189 people over the age of 85 living in the Shire of Serpentine Jarrahdale in 2016, with largest age group being 0 to 4 year olds.
The Age Structure of the Shire of Serpentine Jarrahdale 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 Shire of Serpentine Jarrahdale'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.
Derived from the Census question:
'What is the person's date of birth or age?'
|Age structure - Five year age groups|
|Shire of Serpentine Jarrahdale - Total persons (Usual residence)||2016||2011||Change|
|Five year age groups (years)||Number||%||Greater Perth %||Number||%||Greater Perth %||2011 to 2016|
|0 to 4||2,325||8.7||6.5||1,347||7.6||6.6||+978|
|5 to 9||2,191||8.2||6.5||1,387||7.8||6.2||+804|
|10 to 14||1,880||7.0||6.0||1,438||8.1||6.4||+442|
|15 to 19||1,701||6.3||6.2||1,284||7.2||6.8||+417|
|20 to 24||1,790||6.7||6.9||1,130||6.4||7.5||+660|
|25 to 29||2,187||8.2||7.7||1,013||5.7||7.7||+1,174|
|30 to 34||2,270||8.5||8.0||1,049||5.9||7.0||+1,221|
|35 to 39||1,908||7.1||7.1||1,313||7.4||7.2||+595|
|40 to 44||1,819||6.8||6.9||1,522||8.6||7.4||+297|
|45 to 49||1,917||7.1||6.9||1,442||8.1||7.1||+475|
|50 to 54||1,780||6.6||6.4||1,183||6.7||6.5||+597|
|55 to 59||1,470||5.5||5.8||1,041||5.9||5.8||+429|
|60 to 64||1,147||4.3||5.1||997||5.6||5.3||+150|
|65 to 69||988||3.7||4.6||631||3.6||3.8||+357|
|70 to 74||623||2.3||3.3||435||2.5||3.0||+188|
|75 to 79||429||1.6||2.5||237||1.3||2.3||+192|
|80 to 84||216||0.8||1.7||176||1.0||1.8||+40|
|85 and over||189||0.7||1.8||121||0.7||1.6||+68|
Please refer to specific data notes for more information
Analysis of the five year age groups of the Shire of Serpentine Jarrahdale in 2016 compared to Greater Perth 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, 23.8% of the population was aged between 0 and 15, and 9.1% were aged 65 years and over, compared with 19.1% and 13.8% respectively for Greater Perth.
The major differences between the age structure of the Shire of Serpentine Jarrahdale and Greater Perth were:
- A larger percentage of persons aged 0 to 4 (8.7% compared to 6.5%)
- A larger percentage of persons aged 5 to 9 (8.2% compared to 6.5%)
- A larger percentage of persons aged 10 to 14 (7.0% compared to 6.0%)
- A smaller percentage of persons aged 85 and over (0.7% compared to 1.8%)
From 2011 to 2016, Shire of Serpentine Jarrahdale's population increased by 9,084 people (51.2%). This represents an average annual population change of 8.62% per year over the period.
The largest changes in age structure in this area between 2011 and 2016 were in the age groups:
- 30 to 34 (+1,221 persons)
- 25 to 29 (+1,174 persons)
- 0 to 4 (+978 persons)
- 5 to 9 (+804 persons)