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Central Coast NSWCommunity profile

Warnervale - Wadalba District

Five year age groups

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In 2021, the largest age group in the Warnervale - Wadalba District was 10 to 14 year olds. The group that changed the most since 2006 was 15 to 19 year olds, increasing by 1,070 people.

The Age Structure of the Warnervale - Wadalba District provides key insights into the level of demand for age based services and facilities such as child care. It is also an indicator of the Warnervale - Wadalba District'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 the Warnervale - Wadalba District'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
Warnervale - Wadalba District - Total persons (Enumerated)20212006Change
Five year age groups (years)Number%East Brisbane Water District %Number%East Brisbane Water District %2006 to 2021
0 to 41,4907.45.08769.35.3+613
5 to 91,5717.86.09039.66.7+668
10 to 141,7398.66.47918.47.5+947
15 to 191,5387.65.64685.07.6+1,070
20 to 241,1895.94.53473.74.3+842
25 to 291,1905.93.65325.73.5+658
30 to 341,2776.34.57518.04.9+526
35 to 391,4697.35.38489.05.7+620
40 to 441,4167.05.76637.17.1+753
45 to 491,3906.96.25015.38.0+889
50 to 541,1555.76.44474.86.8+707
55 to 599744.86.54604.96.1+513
60 to 647773.97.14204.55.3+356
65 to 697623.86.83824.14.4+379
70 to 747473.77.12863.04.5+461
75 to 796203.15.62622.85.0+357
80 to 844312.13.82032.24.0+227
85 and over4462.23.92352.53.1+211
Total population20,181100.0100.09,384100.0100.0+10,797
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 five year age groups of the Warnervale - Wadalba District in 2021 compared to the East Brisbane Water District shows that there was a higher proportion of people in the younger age groups (under 15) and a lower proportion of people in the older age groups (65+).

Overall, 23.8% of the population was aged between 0 and 15, and 14.9% were aged 65 years and over, compared with 17.3% and 27.2% respectively for the East Brisbane Water District.

The major differences between the age structure of the Warnervale - Wadalba District and the East Brisbane Water District were:

  • A smaller percentage of persons aged 70 to 74 (3.7% compared to 7.1%)
  • A smaller percentage of persons aged 60 to 64 (3.9% compared to 7.1%)
  • A smaller percentage of persons aged 65 to 69 (3.8% compared to 6.8%)
  • A smaller percentage of persons aged 75 to 79 (3.1% compared to 5.6%)

Emerging groups

From 2006 to 2021, Warnervale - Wadalba District's population increased by 10,797 people (115.1%). This represents an average annual population change of 5.24% per year over the period.

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

  • 15 to 19 (+1,070 persons)
  • 10 to 14 (+947 persons)
  • 45 to 49 (+889 persons)
  • 20 to 24 (+842 persons)

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