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LEARN MORE ABOUT .idIn 2021, the largest age group in the Northern Lakes District was 70 to 74 year olds. The group that changed the most since 1991 was 75 to 79 year olds, increasing by 475 people.
The Age Structure of the Northern Lakes 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 Northern Lakes 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 Northern Lakes 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 | |||||||
|---|---|---|---|---|---|---|---|
| Northern Lakes District - Total males (Enumerated) | 2021 | 1991 | Change | ||||
| Five year age groups (years) | Number | % | East Gosford - Point Frederick % | Number | % | East Gosford - Point Frederick % | 1991 to 2021 |
| 0 to 4 | 452 | 5.4 | 5.4 | 461 | 9.6 | 6.4 | -10 |
| 5 to 9 | 446 | 5.3 | 6.1 | 452 | 9.4 | 5.1 | -6 |
| 10 to 14 | 493 | 5.9 | 6.1 | 344 | 7.2 | 5.2 | +148 |
| 15 to 19 | 493 | 5.9 | 4.6 | 264 | 5.5 | 6.3 | +229 |
| 20 to 24 | 403 | 4.8 | 5.5 | 256 | 5.3 | 5.9 | +146 |
| 25 to 29 | 460 | 5.5 | 6.2 | 341 | 7.1 | 7.3 | +118 |
| 30 to 34 | 390 | 4.7 | 5.7 | 456 | 9.5 | 7.4 | -66 |
| 35 to 39 | 413 | 4.9 | 6.8 | 353 | 7.4 | 6.8 | +60 |
| 40 to 44 | 397 | 4.7 | 6.0 | 309 | 6.4 | 6.1 | +88 |
| 45 to 49 | 434 | 5.2 | 6.2 | 198 | 4.1 | 6.2 | +235 |
| 50 to 54 | 521 | 6.2 | 5.7 | 209 | 4.4 | 5.8 | +312 |
| 55 to 59 | 560 | 6.7 | 6.7 | 237 | 4.9 | 5.0 | +323 |
| 60 to 64 | 572 | 6.8 | 7.4 | 273 | 5.7 | 5.3 | +299 |
| 65 to 69 | 557 | 6.6 | 6.9 | 288 | 6.0 | 6.6 | +269 |
| 70 to 74 | 621 | 7.4 | 5.0 | 195 | 4.1 | 6.0 | +426 |
| 75 to 79 | 579 | 6.9 | 4.7 | 103 | 2.2 | 4.5 | +475 |
| 80 to 84 | 363 | 4.3 | 2.9 | 52 | 1.1 | 3.1 | +311 |
| 85 and over | 232 | 2.8 | 2.2 | 6 | 0.1 | 0.9 | +226 |
| Total population | 8,386 | 100.0 | 100.0 | 4,803 | 100.0 | 100.0 | +3,582 |
Dominant groups
Analysis of the male five year age groups of the Northern Lakes District in 2021 compared to East Gosford - Point Frederick 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, 16.6% of the male population was aged between 0 and 15, and 28.0% were aged 65 years and over, compared with 17.6% and 21.7% respectively for East Gosford - Point Frederick.
The major differences between the male age structure of the Northern Lakes District and East Gosford - Point Frederick were:
- A larger percentage of males aged 70 to 74 (7.4% compared to 5.0%)
- A larger percentage of males aged 75 to 79 (6.9% compared to 4.7%)
- A larger percentage of males aged 80 to 84 (4.3% compared to 2.9%)
- A smaller percentage of males aged 35 to 39 (4.9% compared to 6.8%)
Emerging groups
From 1991 to 2021, Northern Lakes District's male population increased by 3,583 people (74.6%). This represents an average annual population change of 1.88% per year over the period.
The largest changes in male age structure in this area between 1991 and 2021 were in the age groups:
- 75 to 79 (+475 males)
- 70 to 74 (+426 males)
- 55 to 59 (+323 males)
- 50 to 54 (+312 males)
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