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LEARN MORE ABOUT .idIn 2021, the largest age group in Mountains and Valleys was 50 to 54 year olds. The group that changed the most since 1996 was 60 to 64 year olds, increasing by 421 people.
The Age Structure of Mountains and Valleys provides key insights into the level of demand for age based services and facilities such as child care. It is also an indicator of Mountains and Valleys'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 Mountains and Valleys'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 | |||||||
|---|---|---|---|---|---|---|---|
| Mountains and Valleys - Total persons (Enumerated) | 2021 | 1996 | Change | ||||
| Five year age groups (years) | Number | % | Central Coast Council area % | Number | % | Central Coast Council area % | 1996 to 2021 |
| 0 to 4 | 324 | 4.0 | 5.6 | 499 | 7.0 | 7.7 | -175 |
| 5 to 9 | 447 | 5.5 | 6.1 | 544 | 7.7 | 7.8 | -97 |
| 10 to 14 | 497 | 6.1 | 6.3 | 587 | 8.3 | 7.3 | -91 |
| 15 to 19 | 551 | 6.8 | 5.9 | 673 | 9.5 | 6.1 | -122 |
| 20 to 24 | 482 | 5.9 | 5.3 | 328 | 4.6 | 5.6 | +153 |
| 25 to 29 | 342 | 4.2 | 5.4 | 389 | 5.5 | 6.0 | -47 |
| 30 to 34 | 349 | 4.3 | 5.7 | 530 | 7.5 | 7.2 | -181 |
| 35 to 39 | 446 | 5.5 | 6.0 | 594 | 8.4 | 7.7 | -148 |
| 40 to 44 | 463 | 5.7 | 5.9 | 586 | 8.2 | 7.0 | -123 |
| 45 to 49 | 584 | 7.2 | 6.3 | 578 | 8.1 | 6.4 | +5 |
| 50 to 54 | 727 | 8.9 | 6.4 | 501 | 7.1 | 5.1 | +225 |
| 55 to 59 | 685 | 8.4 | 6.5 | 371 | 5.2 | 4.3 | +313 |
| 60 to 64 | 668 | 8.2 | 6.4 | 246 | 3.5 | 4.3 | +421 |
| 65 to 69 | 546 | 6.7 | 5.9 | 284 | 4.0 | 5.1 | +261 |
| 70 to 74 | 446 | 5.5 | 5.7 | 184 | 2.6 | 4.9 | +262 |
| 75 to 79 | 309 | 3.8 | 4.4 | 123 | 1.7 | 3.8 | +185 |
| 80 to 84 | 168 | 2.1 | 3.0 | 57 | 0.8 | 2.3 | +111 |
| 85 and over | 100 | 1.2 | 3.0 | 30 | 0.4 | 1.4 | +70 |
| Total population | 8,134 | 100.0 | 100.0 | 7,110 | 100.0 | 100.0 | +1,023 |
Dominant groups
Analysis of the five year age groups of Mountains and Valleys in 2021 compared to Central Coast Council area shows that there was a lower proportion of people in the younger age groups (under 15) as well as a lower proportion of people in the older age groups (65+).
Overall, 15.6% of the population was aged between 0 and 15, and 19.3% were aged 65 years and over, compared with 18.1% and 22.1% respectively for Central Coast Council area.
The major differences between the age structure of Mountains and Valleys and Central Coast Council area were:
- A larger percentage of persons aged 50 to 54 (8.9% compared to 6.4%)
- A larger percentage of persons aged 55 to 59 (8.4% compared to 6.5%)
- A larger percentage of persons aged 60 to 64 (8.2% compared to 6.4%)
- A smaller percentage of persons aged 85 and over (1.2% compared to 3.0%)
Emerging groups
From 1996 to 2021, Mountains and Valleys's population increased by 1,024 people (14.4%). This represents an average annual population change of 0.54% per year over the period.
The largest changes in age structure in this area between 1996 and 2021 were in the age groups:
- 60 to 64 (+421 persons)
- 55 to 59 (+313 persons)
- 70 to 74 (+262 persons)
- 65 to 69 (+261 persons)
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