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Central Coast NSWCommunity profile

West Brisbane Water and Peninsula

Five year age groups

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In 2021, the largest age group in West Brisbane Water and Peninsula was 50 to 54 year olds. The group that changed the most since 1991 was 55 to 59 year olds, increasing by 820 people.

The Age Structure of West Brisbane Water and Peninsula provides key insights into the level of demand for age based services and facilities such as child care. It is also an indicator of West Brisbane Water and Peninsula'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 West Brisbane Water and Peninsula'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
West Brisbane Water and Peninsula - Total males (Enumerated)20211991Change
Five year age groups (years)Number%East Gosford - Point Frederick %Number%East Gosford - Point Frederick %1991 to 2021
0 to 41,4795.95.41,4017.16.4+77
5 to 91,6416.56.11,2856.65.1+356
10 to 141,4925.96.11,2326.35.2+260
15 to 191,4255.74.61,3516.96.3+74
20 to 241,2845.15.51,2406.35.9+43
25 to 291,2344.96.21,4087.27.3-174
30 to 341,3045.25.71,3977.17.4-94
35 to 391,4525.86.81,2356.36.8+217
40 to 441,5556.26.01,3116.76.1+244
45 to 491,6656.66.21,1696.06.2+496
50 to 541,7016.85.79574.95.8+744
55 to 591,6766.76.78554.45.0+820
60 to 641,6366.57.41,0525.45.3+583
65 to 691,4755.96.91,2316.36.6+243
70 to 741,4295.75.01,0405.36.0+388
75 to 791,2024.84.77954.14.5+406
80 to 847913.22.94432.33.1+348
85 and over6432.62.22051.00.9+438
Total population25,084100.0100.019,615100.0100.0+5,468
Source: Australian Bureau of Statistics, Census of Population and Housing 1991 and 2021. Compiled and presented by .id (informed decisions).
Please refer to specific data notes for more information

Dominant groups

Analysis of the male five year age groups of West Brisbane Water and Peninsula in 2021 compared to East Gosford - Point Frederick shows that there was a higher proportion of males in the younger age groups (under 15) and a similar proportion of males in the older age groups (65+).

Overall, 18.4% of the male population was aged between 0 and 15, and 22.1% were aged 65 years and over, compared with 17.6% and 21.7% respectively for East Gosford - Point Frederick.

The major differences between the male age structure of West Brisbane Water and Peninsula and East Gosford - Point Frederick were:

  • A larger percentage of males aged 50 to 54 (6.8% compared to 5.7%)
  • A larger percentage of males aged 15 to 19 (5.7% compared to 4.6%)
  • A smaller percentage of males aged 25 to 29 (4.9% compared to 6.2%)
  • A smaller percentage of males aged 65 to 69 (5.9% compared to 6.9%)

Emerging groups

From 1991 to 2021, West Brisbane Water and Peninsula's male population increased by 5,469 people (27.9%). This represents an average annual population change of 0.82% per year over the period.

The largest changes in male age structure in this area between 1991 and 2021 were in the age groups:

  • 55 to 59 (+820 males)
  • 50 to 54 (+744 males)
  • 60 to 64 (+583 males)
  • 45 to 49 (+496 males)

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