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LEARN MORE ABOUT .idIn 2021, the largest age group in Lake Munmorah - Chain Valley Bay was 75 to 79 year olds. The group that changed the most since 2006 was 75 to 79 year olds, increasing by 179 people.
The Age Structure of Lake Munmorah - Chain Valley Bay provides key insights into the level of demand for age based services and facilities such as child care. It is also an indicator of Lake Munmorah - Chain Valley Bay'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 Lake Munmorah - Chain Valley Bay'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 | |||||||
|---|---|---|---|---|---|---|---|
| Lake Munmorah - Chain Valley Bay - Total males (Enumerated) | 2021 | 2006 | Change | ||||
| Five year age groups (years) | Number | % | New South Wales % | Number | % | New South Wales % | 2006 to 2021 |
| 0 to 4 | 190 | 4.8 | 6.0 | 212 | 6.3 | 6.7 | -22 |
| 5 to 9 | 182 | 4.6 | 6.5 | 232 | 6.9 | 6.9 | -50 |
| 10 to 14 | 196 | 5.0 | 6.5 | 268 | 7.9 | 7.1 | -72 |
| 15 to 19 | 215 | 5.5 | 5.9 | 222 | 6.6 | 7.0 | -7 |
| 20 to 24 | 162 | 4.1 | 6.4 | 145 | 4.3 | 6.8 | +17 |
| 25 to 29 | 198 | 5.0 | 7.0 | 114 | 3.4 | 6.5 | +84 |
| 30 to 34 | 159 | 4.0 | 7.2 | 160 | 4.7 | 7.1 | -1 |
| 35 to 39 | 174 | 4.4 | 7.2 | 198 | 5.9 | 7.2 | -24 |
| 40 to 44 | 145 | 3.7 | 6.5 | 251 | 7.4 | 7.4 | -106 |
| 45 to 49 | 160 | 4.1 | 6.4 | 239 | 7.1 | 7.2 | -79 |
| 50 to 54 | 214 | 5.4 | 6.1 | 182 | 5.4 | 6.5 | +32 |
| 55 to 59 | 270 | 6.9 | 6.0 | 145 | 4.3 | 6.2 | +125 |
| 60 to 64 | 266 | 6.8 | 5.7 | 185 | 5.5 | 4.9 | +81 |
| 65 to 69 | 301 | 7.7 | 5.0 | 241 | 7.1 | 3.8 | +60 |
| 70 to 74 | 329 | 8.4 | 4.5 | 266 | 7.9 | 3.1 | +63 |
| 75 to 79 | 367 | 9.3 | 3.2 | 188 | 5.6 | 2.6 | +179 |
| 80 to 84 | 254 | 6.5 | 2.1 | 93 | 2.8 | 1.8 | +161 |
| 85 and over | 150 | 3.8 | 1.8 | 38 | 1.1 | 1.1 | +112 |
| Total population | 3,932 | 100.0 | 100.0 | 3,379 | 100.0 | 100.0 | +553 |
Dominant groups
Analysis of the male five year age groups of Lake Munmorah - Chain Valley Bay in 2021 compared to New South Wales shows that there was a lower proportion of males in the younger age groups (under 15) and a higher proportion of males in the older age groups (65+).
Overall, 14.4% of the male population was aged between 0 and 15, and 35.6% were aged 65 years and over, compared with 19.0% and 16.6% respectively for New South Wales.
The major differences between the male age structure of Lake Munmorah - Chain Valley Bay and New South Wales were:
- A larger percentage of males aged 75 to 79 (9.3% compared to 3.2%)
- A larger percentage of males aged 80 to 84 (6.5% compared to 2.1%)
- A larger percentage of males aged 70 to 74 (8.4% compared to 4.5%)
- A smaller percentage of males aged 30 to 34 (4.0% compared to 7.2%)
Emerging groups
From 2006 to 2021, Lake Munmorah - Chain Valley Bay's male population increased by 553 people (16.4%). This represents an average annual population change of 1.02% per year over the period.
The largest changes in male age structure in this area between 2006 and 2021 were in the age groups:
- 75 to 79 (+179 males)
- 80 to 84 (+161 males)
- 55 to 59 (+125 males)
- 85 and over (+112 males)
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