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City of OnkaparingaCommunity profile

Woodcroft

Five year age groups

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In 2021, the largest age group in Woodcroft was 55 to 59 year olds. The group that changed the most since 2016 was 75 to 79 year olds, increasing by 90 people.

The Age Structure of Woodcroft provides key insights into the level of demand for age based services and facilities such as child care. It is also an indicator of Woodcroft'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 Woodcroft'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
Woodcroft - Total females (Usual residence)20212016Change
Five year age groups (years)Number%City of Onkaparinga %Number%City of Onkaparinga %2016 to 2021
0 to 43025.15.12694.75.9+33
5 to 93105.35.93846.76.1-74
10 to 143475.95.83956.85.8-48
15 to 193716.35.64217.36.0-50
20 to 243465.95.43646.35.8-18
25 to 293045.25.92885.05.8+16
30 to 343325.66.23556.16.6-23
35 to 393726.36.83596.26.4+13
40 to 443345.76.33986.96.4-64
45 to 493886.66.24598.06.9-71
50 to 544377.46.74427.76.7-5
55 to 594417.56.53756.56.9+66
60 to 643676.26.63055.36.5+62
65 to 693195.46.22664.66.2+53
70 to 743065.25.92664.64.4+40
75 to 792644.53.91743.02.9+90
80 to 841622.82.51172.02.1+45
85 and over1823.12.61362.42.5+46
Total population5,884100.0100.05,773100.0100.0+111
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 female five year age groups of Woodcroft in 2021 compared to the City of Onkaparinga shows that there was a lower proportion of females in the younger age groups (under 15) and a similar proportion of females in the older age groups (65+).

Overall, 16.3% of the female population was aged between 0 and 15, and 21.0% were aged 65 years and over, compared with 16.8% and 21.0% respectively for the City of Onkaparinga.

The major differences between the female age structure of Woodcroft and the City of Onkaparinga were:

  • A larger percentage of females aged 55 to 59 (7.5% compared to 6.5%)
  • A larger percentage of females aged 15 to 19 (6.3% compared to 5.6%)
  • A larger percentage of females aged 50 to 54 (7.4% compared to 6.7%)
  • A smaller percentage of females aged 65 to 69 (5.4% compared to 6.2%)

Emerging groups

From 2016 to 2021, Woodcroft's female population increased by 111 people (1.9%). This represents an average annual population change of 0.38% per year over the period.

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

  • 75 to 79 (+90 females)
  • 5 to 9 (-74 females)
  • 45 to 49 (-71 females)
  • 55 to 59 (+66 females)

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