Powered by .id (informed decisions) for Blacktown City Council
.id community is an evidence base for over 250 local government areas in Australia and New Zealand, helping you make informed decisions.
LEARN MORE ABOUT .idIn 2021, the largest age group in Seven Hills was 30 to 34 year olds. The group that changed the most since 2016 was 75 to 79 year olds, increasing by 102 people.
The Age Structure of Seven Hills provides key insights into the level of demand for age based services and facilities such as child care. It is also an indicator of Seven Hills'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 Seven Hills'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 | |||||||
|---|---|---|---|---|---|---|---|
| Seven Hills - Total females (Usual residence) | 2021 | 2016 | Change | ||||
| Five year age groups (years) | Number | % | WSROC Region % | Number | % | WSROC Region % | 2016 to 2021 |
| 0 to 4 | 610 | 6.1 | 6.5 | 626 | 6.5 | 7.1 | -17 |
| 5 to 9 | 623 | 6.3 | 6.8 | 593 | 6.2 | 6.9 | +29 |
| 10 to 14 | 569 | 5.7 | 6.4 | 540 | 5.6 | 6.1 | +28 |
| 15 to 19 | 517 | 5.2 | 5.8 | 564 | 5.9 | 6.2 | -47 |
| 20 to 24 | 633 | 6.4 | 6.5 | 589 | 6.1 | 6.7 | +43 |
| 25 to 29 | 721 | 7.2 | 7.4 | 684 | 7.1 | 7.7 | +37 |
| 30 to 34 | 806 | 8.1 | 8.1 | 760 | 7.9 | 8.3 | +45 |
| 35 to 39 | 804 | 8.1 | 8.2 | 710 | 7.4 | 7.3 | +94 |
| 40 to 44 | 700 | 7.0 | 6.9 | 670 | 7.0 | 6.9 | +29 |
| 45 to 49 | 590 | 5.9 | 6.3 | 662 | 6.9 | 6.6 | -72 |
| 50 to 54 | 608 | 6.1 | 6.0 | 579 | 6.0 | 6.3 | +29 |
| 55 to 59 | 543 | 5.5 | 5.6 | 565 | 5.9 | 6.0 | -23 |
| 60 to 64 | 558 | 5.6 | 5.3 | 545 | 5.7 | 5.1 | +13 |
| 65 to 69 | 508 | 5.1 | 4.5 | 513 | 5.3 | 4.2 | -6 |
| 70 to 74 | 438 | 4.4 | 3.7 | 389 | 4.0 | 3.0 | +48 |
| 75 to 79 | 339 | 3.4 | 2.4 | 236 | 2.5 | 2.2 | +102 |
| 80 to 84 | 191 | 1.9 | 1.7 | 212 | 2.2 | 1.6 | -21 |
| 85 and over | 200 | 2.0 | 1.8 | 181 | 1.9 | 1.8 | +19 |
| Total population | 9,958 | 100.0 | 100.0 | 9,627 | 100.0 | 100.0 | +330 |
Dominant groups
Analysis of the female five year age groups of Seven Hills in 2021 compared to WSROC Region shows that there was a lower proportion of females in the younger age groups (under 15) and a higher proportion of females in the older age groups (65+).
Overall, 18.1% of the female population was aged between 0 and 15, and 16.8% were aged 65 years and over, compared with 19.8% and 14.1% respectively for WSROC Region.
The major differences between the female age structure of Seven Hills and WSROC Region were:
- A larger percentage of females aged 75 to 79 (3.4% compared to 2.4%)
- A larger percentage of females aged 70 to 74 (4.4% compared to 3.7%)
- A larger percentage of females aged 65 to 69 (5.1% compared to 4.5%)
- A smaller percentage of females aged 10 to 14 (5.7% compared to 6.4%)
Emerging groups
From 2016 to 2021, Seven Hills's female population increased by 331 people (3.4%). This represents an average annual population change of 0.68% per year over the period.
The largest changes in female age structure in this area between 2016 and 2021 were in the age groups:
- 75 to 79 (+102 females)
- 35 to 39 (+94 females)
- 45 to 49 (-72 females)
DISCLAIMER: While all due care has been taken to ensure that the content of this website is accurate and current, there may be errors or omissions in it and no legal responsibility is accepted for the information and opinions in this website.
Please view our Privacy Policy, Terms of use and Legal notices. Stats NZ Data and the copyright in the Stats NZ Data remains the property of the Statistics New Zealand.
The copyright in the way .id has modified, transformed or reconfigured the Stats NZ Data as published on this website remains the property of .id. Stats NZ Data can be accessed on the Statistics New Zealand website at www.stats.govt.nz. Unless otherwise specified, content that Stats NZ produce is licensed under the Creative Commons Attribution 4.0 International licence. For further information see https://www.stats.govt.nz/about-us/copyright/.