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Niddrie

Five year age groups

In 2021, the largest age group in Niddrie was 45 to 49 year olds. The group that changed the most since 2016 was 70 to 74 year olds, increasing by 60 people.

The Age Structure of Niddrie provides key insights into the level of demand for age based services and facilities such as child care. It is also an indicator of Niddrie'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 Niddrie's Age Structure should be viewed in conjunction with Household Types and Dwelling Types.

Derived from the Census question:

'What is the person's date of birth or age?'

Total population

Age structure - Five year age groups
Niddrie - Total females (Usual residence)20212016Change
Five year age groups (years)Number%Strathmore Heights (N) %Number%Strathmore Heights (N) %2016 to 2021
0 to 41595.24.41675.95.5-8
5 to 91916.27.41786.35.6+13
10 to 141996.57.11675.96.6+32
15 to 191725.65.71465.16.9+26
20 to 241775.74.81645.85.8+13
25 to 291715.53.81736.13.7-2
30 to 341815.94.61946.86.0-13
35 to 392177.08.22207.77.8-3
40 to 442307.58.22127.58.2+18
45 to 492488.08.12418.58.1+7
50 to 542437.97.12027.18.0+41
55 to 591996.56.31756.26.4+24
60 to 641765.75.71254.45.4+51
65 to 691224.04.71224.35.10
70 to 741304.25.1702.53.6+60
75 to 79722.33.5903.23.3-18
80 to 84862.82.9832.92.2+3
85 and over1123.62.41144.01.7-2

Source: Australian Bureau of Statistics, Census of Population and Housing 2016 and 2021. Compiled and presented by .id (informed decisions).

Age structure - five year age groups, 2021
Age structure - five year age groups, 2021 85 and over, Strathmore Heights (N): 2.4% 80 to 84, Strathmore Heights (N): 2.9% 75 to 79, Strathmore Heights (N): 3.5% 70 to 74, Strathmore Heights (N): 5.1% 65 to 69, Strathmore Heights (N): 4.7% 60 to 64, Strathmore Heights (N): 5.7% 55 to 59, Strathmore Heights (N): 6.3% 50 to 54, Strathmore Heights (N): 7.1% 45 to 49, Strathmore Heights (N): 8.1% 40 to 44, Strathmore Heights (N): 8.2% 35 to 39, Strathmore Heights (N): 8.2% 30 to 34, Strathmore Heights (N): 4.6% 25 to 29, Strathmore Heights (N): 3.8% 20 to 24, Strathmore Heights (N): 4.8% 15 to 19, Strathmore Heights (N): 5.7% 10 to 14, Strathmore Heights (N): 7.1% 5 to 9, Strathmore Heights (N): 7.4% 0 to 4, Strathmore Heights (N): 4.4% 85 and over, Niddrie: 3.6% 80 to 84, Niddrie: 2.8% 75 to 79, Niddrie: 2.3% 70 to 74, Niddrie: 4.2% 65 to 69, Niddrie: 4.0% 60 to 64, Niddrie: 5.7% 55 to 59, Niddrie: 6.5% 50 to 54, Niddrie: 7.9% 45 to 49, Niddrie: 8.0% 40 to 44, Niddrie: 7.5% 35 to 39, Niddrie: 7.0% 30 to 34, Niddrie: 5.9% 25 to 29, Niddrie: 5.5% 20 to 24, Niddrie: 5.7% 15 to 19, Niddrie: 5.6% 10 to 14, Niddrie: 6.5% 5 to 9, Niddrie: 6.2% 0 to 4, Niddrie: 5.2%
Source: Australian Bureau of Statistics, Census of Population and Housing, 2021 (Usual residence data)
Compiled and presented in profile.id by .id (informed decisions).
Change in age structure - five year age groups, 2016 to 2021
Change in age structure - five year age groups, 2016 to 2021 85 and over, Niddrie: -2 80 to 84, Niddrie: +3 75 to 79, Niddrie: -18 70 to 74, Niddrie: +60 65 to 69, Niddrie: 0 60 to 64, Niddrie: +51 55 to 59, Niddrie: +24 50 to 54, Niddrie: +41 45 to 49, Niddrie: +7 40 to 44, Niddrie: +18 35 to 39, Niddrie: -3 30 to 34, Niddrie: -13 25 to 29, Niddrie: -2 20 to 24, Niddrie: +13 15 to 19, Niddrie: +26 10 to 14, Niddrie: +32 5 to 9, Niddrie: +13 0 to 4, Niddrie: -8
Source: Australian Bureau of Statistics, Census of Population and Housing, 2016 and 2021 (Usual residence data)
Compiled and presented in profile.id by .id (informed decisions).

Dominant groups

Analysis of the female five year age groups of Niddrie in 2021 compared to Strathmore Heights (N) shows that there was a lower proportion of females in the younger age groups (under 15) as well as a lower proportion of females in the older age groups (65+).

Overall, 17.8% of the female population was aged between 0 and 15, and 16.9% were aged 65 years and over, compared with 18.8% and 18.8% respectively for Strathmore Heights (N).

The major differences between the female age structure of Niddrie and Strathmore Heights (N) were:

  • A larger percentage of females aged 25 to 29 (5.5% compared to 3.8%)
  • A larger percentage of females aged 30 to 34 (5.9% compared to 4.6%)
  • A larger percentage of females aged 85 and over (3.6% compared to 2.4%)
  • A smaller percentage of females aged 75 to 79 (2.3% compared to 3.5%)

Emerging groups

From 2016 to 2021, Niddrie's female population increased by 242 people (8.5%). This represents an average annual population change of 1.65% per year over the period.

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

  • 70 to 74 (+60 females)
  • 60 to 64 (+51 females)

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