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Blacktown City CouncilCommunity profile

Blacktown City

Five year age groups

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In 2021, there were 197,861 males living in Blacktown City Council, with largest age group being 35 to 39 year olds.

Age Structure is a key demographic measure which varies greatly from place to place depending on the prevalence of families, students, retirees etc. Generally, slightly more males than females are born, and males outnumber females among children groups. However, female life expectancy is higher throughout Australia, and most areas will have larger numbers of females in the senior age groups, particularly at 85+.

To get a more complete picture of Blacktown City's age structure by sex, this data should be viewed in conjunction with Household Types..

Q:

Derived from the Census question:

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

Five year age groups
Blacktown City Council - Total males20212016Change
Five year age groups (years)Number%Blacktown City - Total population %Number%Blacktown City - Total population %2016 to 2021
0 to 415,3687.87.313,6798.27.8+1,689
5 to 915,9838.17.713,7958.27.6+2,188
10 to 1414,8637.57.011,9277.16.6+2,936
15 to 1912,6426.45.912,0657.26.6+577
20 to 2413,8497.06.311,7767.06.5+2,073
25 to 2914,0127.16.911,7777.07.3+2,235
30 to 3414,7437.58.413,5058.18.6+1,238
35 to 3917,8739.09.313,6438.18.0+4,230
40 to 4415,9618.17.512,1667.37.1+3,795
45 to 4912,9566.56.310,7786.46.5+2,178
50 to 5410,9505.55.610,0766.06.0+874
55 to 5910,0065.15.18,8795.35.5+1,127
60 to 648,5684.34.67,5344.54.7+1,034
65 to 697,0043.53.96,2423.74.0+762
70 to 745,7362.93.34,1452.52.6+1,591
75 to 793,6061.82.02,7031.61.8+903
80 to 842,1821.11.31,6201.01.3+562
85 and over1,5590.81.41,2540.71.4+305
Total people197,861100.0100.0167,564100.0100.0+30,297
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 males in Blacktown City Council in 2021 compared to Blacktown City - Total population shows that there was a similar proportion of people in the younger age groups (under 15) and a lower proportion of people in the older age groups (65+).

Overall, 23.4% of the males were aged between 0 and 14, and 10.2% were aged 65 years and over, compared with 22.1% and 11.9% respectively for Blacktown City - Total population.

The major differences between the five year age groups of males in Blacktown City Council and Blacktown City - Total population were:

  • A larger percentage of males aged 20 to 24 (7.0% compared to 6.3%)
  • A larger percentage of males aged 40 to 44 (8.1% compared to 7.5%)
  • A smaller percentage of males aged 30 to 34 (7.5% compared to 8.4%)
  • A smaller percentage of males aged 85 and over (0.8% compared to 1.4%)

Emerging groups

From 2016 to 2021, males in Blacktown City increased by 30,297 people (18.1%). This represents an average annual population change of 3.38% per year over the period.

The largest changes in age structure of males in Blacktown City between 2016 and 2021 were in the age groups:

  • 35 to 39 (+4,230 males)
  • 40 to 44 (+3,795 males)
  • 10 to 14 (+2,936 males)
  • 25 to 29 (+2,235 males)

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