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City of OnkaparingaCommunity profile

Seaford Rise - Seaford Heights

Five year age groups

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In 2021, the largest age group in Seaford Rise - Seaford Heights was 10 to 14 year olds. The group that changed the most since 2016 was 25 to 29 year olds, increasing by 139 people.

The Age Structure of Seaford Rise - Seaford Heights provides key insights into the level of demand for age based services and facilities such as child care. It is also an indicator of Seaford Rise - Seaford Heights'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 Seaford Rise - Seaford Heights'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
Seaford Rise - Seaford Heights - Total persons (Usual residence)20212016Change
Five year age groups (years)Number%Aberfoyle Park %Number%Aberfoyle Park %2016 to 2021
0 to 44676.55.04297.05.3+38
5 to 95267.36.14817.86.1+45
10 to 145517.76.04577.46.1+94
15 to 194366.16.14056.67.7+31
20 to 244075.75.53716.06.3+36
25 to 295057.05.13666.05.4+139
30 to 344636.55.83946.46.1+69
35 to 395307.46.84216.86.1+109
40 to 444876.86.34407.26.3+47
45 to 494536.36.14427.27.1+11
50 to 544966.96.54216.87.6+75
55 to 594566.47.23325.47.9+124
60 to 643404.77.33044.97.1+36
65 to 693284.66.42684.45.4+60
70 to 742823.95.12594.23.2+23
75 to 792253.13.21522.52.2+73
80 to 841191.72.2891.41.7+30
85 and over981.43.21171.92.4-19
Total population7,169100.0100.06,148100.0100.0+1,021
Source: Australian Bureau of Statistics, Census of Population and Housing 2016 and 2021. Compiled and presented by .id (informed decisions).
Please refer to specific data notes for more information

Dominant groups

Analysis of the five year age groups of Seaford Rise - Seaford Heights in 2021 compared to Aberfoyle Park 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, 21.5% of the population was aged between 0 and 15, and 14.7% were aged 65 years and over, compared with 17.1% and 20.1% respectively for Aberfoyle Park.

The major differences between the age structure of Seaford Rise - Seaford Heights and Aberfoyle Park were:

  • A larger percentage of persons aged 25 to 29 (7.0% compared to 5.1%)
  • A smaller percentage of persons aged 60 to 64 (4.7% compared to 7.3%)
  • A smaller percentage of persons aged 65 to 69 (4.6% compared to 6.4%)
  • A smaller percentage of persons aged 85 and over (1.4% compared to 3.2%)

Emerging groups

From 2016 to 2021, Seaford Rise - Seaford Heights's population increased by 1,021 people (16.6%). This represents an average annual population change of 3.12% per year over the period.

The largest changes in age structure in this area between 2016 and 2021 were in the age groups:

  • 25 to 29 (+139 persons)
  • 55 to 59 (+124 persons)
  • 35 to 39 (+109 persons)
  • 10 to 14 (+94 persons)

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