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LEARN MORE ABOUT .idIn 2021, the largest age group in Katherine Town Council LGA was 30 to 34 year olds. The group that changed the most since 2001 was 60 to 64 year olds, increasing by 305 people.
The Age Structure of Katherine Town Council LGA provides key insights into the level of demand for age based services and facilities such as child care. It is also an indicator of Katherine Town Council LGA'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 Katherine Town Council LGA'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 | |||||||
|---|---|---|---|---|---|---|---|
| Katherine Town Council LGA - Total persons (Usual residence) | 2021 | 2001 | Change | ||||
| Five year age groups (years) | Number | % | East Arnhem LGA - Nhulunbuy - Alyangula % | Number | % | East Arnhem LGA - Nhulunbuy - Alyangula % | 2001 to 2021 |
| 0 to 4 | 702 | 7.3 | 7.7 | 856 | 9.9 | 11.2 | -154 |
| 5 to 9 | 758 | 7.9 | 8.6 | 879 | 10.1 | 11.2 | -121 |
| 10 to 14 | 707 | 7.3 | 8.5 | 806 | 9.3 | 9.5 | -99 |
| 15 to 19 | 505 | 5.2 | 8.9 | 584 | 6.7 | 8.6 | -79 |
| 20 to 24 | 666 | 6.9 | 8.3 | 594 | 6.8 | 7.9 | +72 |
| 25 to 29 | 892 | 9.2 | 8.4 | 756 | 8.7 | 9.1 | +136 |
| 30 to 34 | 968 | 10.0 | 9.0 | 876 | 10.1 | 9.0 | +92 |
| 35 to 39 | 799 | 8.3 | 8.9 | 791 | 9.1 | 9.2 | +8 |
| 40 to 44 | 595 | 6.2 | 7.5 | 694 | 8.0 | 7.3 | -99 |
| 45 to 49 | 561 | 5.8 | 6.4 | 557 | 6.4 | 6.3 | +4 |
| 50 to 54 | 619 | 6.4 | 5.7 | 469 | 5.4 | 4.9 | +150 |
| 55 to 59 | 528 | 5.5 | 4.8 | 298 | 3.4 | 2.8 | +230 |
| 60 to 64 | 495 | 5.1 | 3.5 | 190 | 2.2 | 1.7 | +305 |
| 65 to 69 | 344 | 3.6 | 2.1 | 139 | 1.6 | 0.7 | +205 |
| 70 to 74 | 243 | 2.5 | 1.0 | 78 | 0.9 | 0.2 | +165 |
| 75 to 79 | 146 | 1.5 | 0.5 | 63 | 0.7 | 0.2 | +83 |
| 80 to 84 | 76 | 0.8 | 0.2 | 31 | 0.4 | 0.2 | +45 |
| 85 and over | 46 | 0.5 | 0.1 | 24 | 0.3 | 0.2 | +22 |
| Total population | 9,650 | 100.0 | 100.0 | 8,685 | 100.0 | 100.0 | +965 |
Dominant groups
Analysis of the five year age groups of Katherine Town Council LGA in 2021 compared to East Arnhem LGA - Nhulunbuy - Alyangula shows that there was a lower proportion of people in the younger age groups (under 15) and a higher proportion of people in the older age groups (65+).
Overall, 22.5% of the population was aged between 0 and 15, and 8.9% were aged 65 years and over, compared with 24.8% and 3.9% respectively for East Arnhem LGA - Nhulunbuy - Alyangula.
The major differences between the age structure of Katherine Town Council LGA and East Arnhem LGA - Nhulunbuy - Alyangula were:
- A larger percentage of persons aged 60 to 64 (5.1% compared to 3.5%)
- A larger percentage of persons aged 70 to 74 (2.5% compared to 1.0%)
- A larger percentage of persons aged 65 to 69 (3.6% compared to 2.1%)
- A smaller percentage of persons aged 15 to 19 (5.2% compared to 8.9%)
Emerging groups
From 2001 to 2021, Katherine Town Council LGA's population increased by 965 people (11.1%). This represents an average annual population change of 0.53% 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 (+305 persons)
- 55 to 59 (+230 persons)
- 65 to 69 (+205 persons)
- 70 to 74 (+165 persons)
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