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Blacktown City CouncilCommunity profile

Ward 1

Five year age groups

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In 2021, the largest age group in Ward 1 was 35 to 39 year olds. The group that changed the most since 2006 was 35 to 39 year olds, increasing by 3,733 people.

The Age Structure of Ward 1 provides key insights into the level of demand for age based services and facilities such as child care. It is also an indicator of Ward 1'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 Ward 1'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
Ward 1 - Total females (Enumerated)20212006Change
Five year age groups (years)Number%WSROC Region %Number%WSROC Region %2006 to 2021
0 to 43,8908.06.51,8318.97.2+2,059
5 to 94,2918.96.91,7208.47.2+2,572
10 to 143,6717.66.51,5547.67.2+2,118
15 to 192,8135.85.81,3616.67.1+1,452
20 to 242,7965.86.51,3846.77.2+1,412
25 to 293,0636.37.31,9349.47.2+1,130
30 to 344,5339.48.12,04410.07.7+2,489
35 to 395,58411.58.21,8519.07.6+3,733
40 to 444,4349.26.91,6167.97.5+2,818
45 to 493,2666.76.31,3786.77.2+1,888
50 to 542,4635.16.01,1075.46.3+1,356
55 to 592,0464.25.69444.65.5+1,103
60 to 641,7263.65.35712.83.9+1,156
65 to 691,4032.94.44222.13.1+981
70 to 741,1632.43.62771.42.6+886
75 to 796041.22.42261.12.2+378
80 to 843850.81.71690.81.7+216
85 and over3230.71.81160.61.4+207
Total population48,458100.0100.020,505100.0100.0+27,954
Source: Australian Bureau of Statistics, Census of Population and Housing 2006 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 Ward 1 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, 24.5% of the female population was aged between 0 and 15, and 8.0% 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 Ward 1 and WSROC Region were:

  • A larger percentage of females aged 35 to 39 (11.5% compared to 8.2%)
  • A larger percentage of females aged 40 to 44 (9.2% compared to 6.9%)
  • A larger percentage of females aged 5 to 9 (8.9% compared to 6.9%)
  • A smaller percentage of females aged 60 to 64 (3.6% compared to 5.3%)

Emerging groups

From 2006 to 2021, Ward 1's female population increased by 27,953 people (136.3%). This represents an average annual population change of 5.9% per year over the period.

The largest changes in female age structure in this area between 2006 and 2021 were in the age groups:

  • 35 to 39 (+3,733 females)
  • 40 to 44 (+2,818 females)
  • 5 to 9 (+2,572 females)
  • 30 to 34 (+2,489 females)

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