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LEARN MORE ABOUT .idIn 2021, the largest age group in Wadalba was 0 to 4 year olds. The group that changed the most since 2006 was 0 to 4 year olds, increasing by 309 people.
The Age Structure of Wadalba provides key insights into the level of demand for age based services and facilities such as child care. It is also an indicator of Wadalba'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 Wadalba'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 | |||||||
|---|---|---|---|---|---|---|---|
| Wadalba - Total persons (Usual residence) | 2021 | 2006 | Change | ||||
| Five year age groups (years) | Number | % | Lake Munmorah - Chain Valley Bay % | Number | % | Lake Munmorah - Chain Valley Bay % | 2006 to 2021 |
| 0 to 4 | 391 | 9.3 | 4.2 | 82 | 7.6 | 5.3 | +309 |
| 5 to 9 | 358 | 8.5 | 4.4 | 89 | 8.3 | 6.7 | +269 |
| 10 to 14 | 358 | 8.5 | 4.6 | 79 | 7.3 | 7.6 | +279 |
| 15 to 19 | 315 | 7.5 | 4.7 | 63 | 5.9 | 6.0 | +252 |
| 20 to 24 | 225 | 5.4 | 4.1 | 44 | 4.1 | 4.4 | +181 |
| 25 to 29 | 270 | 6.4 | 4.5 | 59 | 5.5 | 3.2 | +210 |
| 30 to 34 | 328 | 7.8 | 4.1 | 75 | 7.0 | 5.1 | +252 |
| 35 to 39 | 359 | 8.6 | 4.4 | 74 | 6.9 | 6.2 | +284 |
| 40 to 44 | 325 | 7.7 | 3.9 | 87 | 8.1 | 7.2 | +237 |
| 45 to 49 | 266 | 6.3 | 3.9 | 64 | 5.9 | 6.7 | +202 |
| 50 to 54 | 226 | 5.4 | 5.6 | 56 | 5.2 | 5.0 | +169 |
| 55 to 59 | 190 | 4.5 | 6.5 | 54 | 5.0 | 5.5 | +136 |
| 60 to 64 | 161 | 3.8 | 7.3 | 59 | 5.5 | 6.3 | +101 |
| 65 to 69 | 148 | 3.5 | 8.5 | 34 | 3.2 | 8.5 | +113 |
| 70 to 74 | 130 | 3.1 | 9.9 | 22 | 2.1 | 7.1 | +108 |
| 75 to 79 | 74 | 1.8 | 9.2 | 30 | 2.8 | 5.3 | +44 |
| 80 to 84 | 39 | 0.9 | 6.1 | 39 | 3.6 | 2.6 | 0 |
| 85 and over | 35 | 0.8 | 4.1 | 62 | 5.8 | 1.2 | -27 |
| Total population | 4,198 | 100.0 | 100.0 | 1,079 | 100.0 | 100.0 | +3,118 |
Dominant groups
Analysis of the five year age groups of Wadalba in 2021 compared to Lake Munmorah - Chain Valley Bay 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, 26.4% of the population was aged between 0 and 15, and 10.1% were aged 65 years and over, compared with 13.2% and 37.8% respectively for Lake Munmorah - Chain Valley Bay.
The major differences between the age structure of Wadalba and Lake Munmorah - Chain Valley Bay were:
- A larger percentage of persons aged 0 to 4 (9.3% compared to 4.2%)
- A smaller percentage of persons aged 75 to 79 (1.8% compared to 9.2%)
- A smaller percentage of persons aged 70 to 74 (3.1% compared to 9.9%)
- A smaller percentage of persons aged 80 to 84 (0.9% compared to 6.1%)
Emerging groups
From 2006 to 2021, Wadalba's population increased by 3,119 people (289.1%). This represents an average annual population change of 9.48% per year over the period.
The largest changes in age structure in this area between 2006 and 2021 were in the age groups:
- 0 to 4 (+309 persons)
- 35 to 39 (+284 persons)
- 10 to 14 (+279 persons)
- 5 to 9 (+269 persons)
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