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LEARN MORE ABOUT .idIn 2021, the largest age group in Killarney Vale - Tumbi Umbi was 10 to 14 year olds. The group that changed the most since 2001 was 60 to 64 year olds, increasing by 271 people.
The Age Structure of Killarney Vale - Tumbi Umbi provides key insights into the level of demand for age based services and facilities such as child care. It is also an indicator of Killarney Vale - Tumbi Umbi'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 Killarney Vale - Tumbi Umbi'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 | |||||||
|---|---|---|---|---|---|---|---|
| Killarney Vale - Tumbi Umbi - Total persons (Enumerated) | 2021 | 2001 | Change | ||||
| Five year age groups (years) | Number | % | Ourimbah District % | Number | % | Ourimbah District % | 2001 to 2021 |
| 0 to 4 | 757 | 5.9 | 5.5 | 767 | 7.0 | 8.8 | -10 |
| 5 to 9 | 864 | 6.8 | 5.9 | 847 | 7.7 | 9.4 | +16 |
| 10 to 14 | 867 | 6.8 | 6.7 | 841 | 7.7 | 8.8 | +25 |
| 15 to 19 | 745 | 5.8 | 6.8 | 758 | 6.9 | 6.7 | -13 |
| 20 to 24 | 700 | 5.5 | 6.3 | 559 | 5.1 | 5.9 | +140 |
| 25 to 29 | 703 | 5.5 | 6.0 | 612 | 5.6 | 6.8 | +91 |
| 30 to 34 | 788 | 6.2 | 5.9 | 652 | 6.0 | 8.2 | +135 |
| 35 to 39 | 729 | 5.7 | 6.6 | 794 | 7.2 | 9.0 | -66 |
| 40 to 44 | 742 | 5.8 | 6.5 | 793 | 7.2 | 8.8 | -52 |
| 45 to 49 | 813 | 6.4 | 6.2 | 677 | 6.2 | 7.2 | +136 |
| 50 to 54 | 758 | 5.9 | 7.2 | 639 | 5.8 | 6.2 | +118 |
| 55 to 59 | 762 | 6.0 | 7.5 | 525 | 4.8 | 5.1 | +237 |
| 60 to 64 | 714 | 5.6 | 7.0 | 443 | 4.0 | 3.4 | +271 |
| 65 to 69 | 752 | 5.9 | 5.6 | 498 | 4.5 | 2.2 | +254 |
| 70 to 74 | 714 | 5.6 | 4.0 | 536 | 4.9 | 1.5 | +178 |
| 75 to 79 | 558 | 4.4 | 3.3 | 461 | 4.2 | 1.1 | +96 |
| 80 to 84 | 362 | 2.8 | 1.6 | 326 | 3.0 | 0.9 | +36 |
| 85 and over | 443 | 3.5 | 1.5 | 227 | 2.1 | 0.3 | +215 |
| Total population | 12,771 | 100.0 | 100.0 | 10,962 | 100.0 | 100.0 | +1,808 |
Dominant groups
Analysis of the five year age groups of Killarney Vale - Tumbi Umbi in 2021 compared to the Ourimbah District shows that there was a higher proportion of people in the younger age groups (under 15) as well as a higher proportion of people in the older age groups (65+).
Overall, 19.5% of the population was aged between 0 and 15, and 22.2% were aged 65 years and over, compared with 18.1% and 16.0% respectively for the Ourimbah District.
The major differences between the age structure of Killarney Vale - Tumbi Umbi and the Ourimbah District were:
- A larger percentage of persons aged 85 and over (3.5% compared to 1.5%)
- A larger percentage of persons aged 70 to 74 (5.6% compared to 4.0%)
- A smaller percentage of persons aged 55 to 59 (6.0% compared to 7.5%)
- A smaller percentage of persons aged 60 to 64 (5.6% compared to 7.0%)
Emerging groups
From 2001 to 2021, Killarney Vale - Tumbi Umbi's population increased by 1,809 people (16.5%). This represents an average annual population change of 0.77% per year over the period.
The largest changes in age structure in this area between 2001 and 2021 were in the age groups:
- 60 to 64 (+271 persons)
- 65 to 69 (+254 persons)
- 55 to 59 (+237 persons)
- 85 and over (+215 persons)
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