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LEARN MORE ABOUT .idIn 2021, the largest age group in the Narara Valley District was 10 to 14 year olds. The group that changed the most since 1991 was 55 to 59 year olds, increasing by 1,191 people.
The Age Structure of the Narara Valley 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 Narara Valley 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 Narara Valley 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 | |||||||
|---|---|---|---|---|---|---|---|
| Narara Valley District - Total persons (Enumerated) | 2021 | 1991 | Change | ||||
| Five year age groups (years) | Number | % | Central Coast Council area % | Number | % | Central Coast Council area % | 1991 to 2021 |
| 0 to 4 | 1,827 | 6.0 | 5.6 | 2,408 | 9.7 | 8.1 | -582 |
| 5 to 9 | 1,990 | 6.5 | 6.1 | 2,303 | 9.3 | 7.6 | -313 |
| 10 to 14 | 2,155 | 7.0 | 6.3 | 2,177 | 8.7 | 7.0 | -22 |
| 15 to 19 | 1,919 | 6.3 | 5.9 | 2,098 | 8.4 | 6.7 | -180 |
| 20 to 24 | 1,698 | 5.5 | 5.3 | 1,352 | 5.4 | 5.6 | +346 |
| 25 to 29 | 1,762 | 5.7 | 5.4 | 1,800 | 7.2 | 6.8 | -39 |
| 30 to 34 | 2,060 | 6.7 | 5.7 | 2,227 | 8.9 | 7.9 | -167 |
| 35 to 39 | 2,049 | 6.7 | 6.0 | 2,187 | 8.8 | 7.4 | -138 |
| 40 to 44 | 1,957 | 6.4 | 5.9 | 2,174 | 8.7 | 7.0 | -217 |
| 45 to 49 | 2,023 | 6.6 | 6.3 | 1,554 | 6.2 | 5.3 | +469 |
| 50 to 54 | 1,894 | 6.2 | 6.4 | 946 | 3.8 | 4.2 | +948 |
| 55 to 59 | 1,951 | 6.4 | 6.5 | 760 | 3.1 | 4.1 | +1,191 |
| 60 to 64 | 1,831 | 6.0 | 6.4 | 721 | 2.9 | 5.2 | +1,110 |
| 65 to 69 | 1,547 | 5.0 | 5.9 | 709 | 2.9 | 5.6 | +837 |
| 70 to 74 | 1,484 | 4.8 | 5.7 | 617 | 2.5 | 4.9 | +866 |
| 75 to 79 | 1,043 | 3.4 | 4.4 | 438 | 1.8 | 3.5 | +605 |
| 80 to 84 | 675 | 2.2 | 3.0 | 237 | 1.0 | 1.9 | +437 |
| 85 and over | 809 | 2.6 | 3.0 | 181 | 0.7 | 1.0 | +627 |
| Total population | 30,674 | 100.0 | 100.0 | 24,897 | 100.0 | 100.0 | +5,777 |
Dominant groups
Analysis of the five year age groups of the Narara Valley District in 2021 compared to Central Coast Council area 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, 19.5% of the population was aged between 0 and 15, and 18.1% 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 the Narara Valley District and Central Coast Council area were:
- A larger percentage of persons aged 30 to 34 (6.7% compared to 5.7%)
- A smaller percentage of persons aged 75 to 79 (3.4% compared to 4.4%)
- A smaller percentage of persons aged 65 to 69 (5.0% compared to 5.9%)
- A smaller percentage of persons aged 70 to 74 (4.8% compared to 5.7%)
Emerging groups
From 1991 to 2021, Narara Valley District's population increased by 5,777 people (23.2%). This represents an average annual population change of 0.7% per year over the period.
The largest changes in age structure in this area between 1991 and 2021 were in the age groups:
- 55 to 59 (+1,191 persons)
- 60 to 64 (+1,110 persons)
- 50 to 54 (+948 persons)
- 70 to 74 (+866 persons)
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