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LEARN MORE ABOUT .idIn 2021, the largest age group in the Gosford Central District was 25 to 29 year olds. The group that changed the most since 1996 was 85 and over year olds, increasing by 972 people.
The Age Structure of the Gosford Central 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 Gosford Central 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 Gosford Central 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 | |||||||
|---|---|---|---|---|---|---|---|
| Gosford Central District - Total persons (Enumerated) | 2021 | 1996 | Change | ||||
| Five year age groups (years) | Number | % | Northern Lakes District % | Number | % | Northern Lakes District % | 1996 to 2021 |
| 0 to 4 | 1,120 | 5.0 | 4.9 | 1,035 | 7.1 | 8.8 | +85 |
| 5 to 9 | 1,058 | 4.7 | 5.3 | 897 | 6.1 | 8.9 | +160 |
| 10 to 14 | 1,052 | 4.7 | 5.6 | 840 | 5.7 | 8.9 | +212 |
| 15 to 19 | 1,022 | 4.5 | 5.2 | 866 | 5.9 | 4.5 | +155 |
| 20 to 24 | 1,347 | 6.0 | 4.6 | 1,024 | 7.0 | 4.5 | +322 |
| 25 to 29 | 1,629 | 7.2 | 5.0 | 976 | 6.7 | 6.2 | +652 |
| 30 to 34 | 1,575 | 7.0 | 4.7 | 1,044 | 7.1 | 8.4 | +531 |
| 35 to 39 | 1,449 | 6.4 | 5.1 | 1,014 | 6.9 | 7.7 | +435 |
| 40 to 44 | 1,321 | 5.9 | 4.6 | 887 | 6.1 | 5.9 | +433 |
| 45 to 49 | 1,302 | 5.8 | 5.3 | 879 | 6.0 | 5.7 | +423 |
| 50 to 54 | 1,225 | 5.4 | 6.3 | 724 | 5.0 | 4.5 | +500 |
| 55 to 59 | 1,327 | 5.9 | 6.7 | 689 | 4.7 | 5.1 | +638 |
| 60 to 64 | 1,334 | 5.9 | 7.1 | 661 | 4.5 | 5.9 | +672 |
| 65 to 69 | 1,273 | 5.6 | 7.2 | 813 | 5.6 | 5.9 | +459 |
| 70 to 74 | 1,237 | 5.5 | 8.2 | 787 | 5.4 | 4.3 | +450 |
| 75 to 79 | 1,091 | 4.8 | 6.9 | 716 | 4.9 | 2.8 | +375 |
| 80 to 84 | 929 | 4.1 | 4.1 | 450 | 3.1 | 1.2 | +479 |
| 85 and over | 1,280 | 5.7 | 2.9 | 308 | 2.1 | 0.8 | +972 |
| Total population | 22,571 | 100.0 | 100.0 | 14,618 | 100.0 | 100.0 | +7,953 |
Dominant groups
Analysis of the five year age groups of the Gosford Central District in 2021 compared to the Northern Lakes District 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, 14.3% of the population was aged between 0 and 15, and 25.7% were aged 65 years and over, compared with 15.9% and 29.4% respectively for the Northern Lakes District.
The major differences between the age structure of the Gosford Central District and the Northern Lakes District were:
- A larger percentage of persons aged 85 and over (5.7% compared to 2.9%)
- A larger percentage of persons aged 30 to 34 (7.0% compared to 4.7%)
- A larger percentage of persons aged 25 to 29 (7.2% compared to 5.0%)
- A smaller percentage of persons aged 70 to 74 (5.5% compared to 8.2%)
Emerging groups
From 1996 to 2021, Gosford Central District's population increased by 7,953 people (54.4%). This represents an average annual population change of 1.75% per year over the period.
The largest changes in age structure in this area between 1996 and 2021 were in the age groups:
- 85 and over (+972 persons)
- 60 to 64 (+672 persons)
- 25 to 29 (+652 persons)
- 55 to 59 (+638 persons)
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