Thornhill Park
Five year age groups
In 2021, the largest age group in Thornhill Park was 30 to 34 year olds. The group that changed the most since 1996 was 30 to 34 year olds, increasing by 508 people.
The Age Structure of Thornhill Park provides key insights into the level of demand for age based services and facilities such as child care. It is also an indicator of Thornhill Park'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 Thornhill Park's Age Structure should be viewed in conjunction with Household Types and Dwelling Types.
Derived from the Census question:
'What is the person's date of birth or age?'
Total population
| Age structure - Five year age groups | ||||||||
|---|---|---|---|---|---|---|---|---|
| Thornhill Park - Total persons (Enumerated) | 2021 | 1996 | Change | |||||
| Five year age groups (years) | Number | % | Truganina % | Number | % | Truganina % | 1996 to 2021 | |
| 0 to 4 | 428 | 13.9 | 11.9 | 6 | 5.4 | 7.1 | +422 | 2001 |
| 5 to 9 | 257 | 8.3 | 8.5 | 6 | 5.3 | 6.2 | +251 | 2002 |
| 10 to 14 | 142 | 4.6 | 4.5 | 7 | 6.5 | 7.1 | +134 | 2003 |
| 15 to 19 | 110 | 3.6 | 2.1 | 10 | 8.7 | 8.8 | +100 | 2004 |
| 20 to 24 | 186 | 6.0 | 7.7 | 11 | 10.2 | 9.3 | +174 | 2005 |
| 25 to 29 | 419 | 13.6 | 14.9 | 10 | 8.7 | 9.4 | +409 | 2006 |
| 30 to 34 | 515 | 16.7 | 15.7 | 7 | 6.2 | 7.1 | +508 | 2007 |
| 35 to 39 | 389 | 12.6 | 13.4 | 6 | 5.4 | 6.7 | +383 | 2008 |
| 40 to 44 | 188 | 6.1 | 7.2 | 9 | 8.2 | 7.9 | +178 | 2009 |
| 45 to 49 | 120 | 3.9 | 3.4 | 13 | 11.3 | 9.9 | +107 | 2010 |
| 50 to 54 | 90 | 2.9 | 3.3 | 10 | 8.9 | 7.5 | +80 | 2011 |
| 55 to 59 | 86 | 2.8 | 1.5 | 5 | 4.7 | 4.7 | +81 | 2012 |
| 60 to 64 | 64 | 2.1 | 1.5 | 4 | 4.0 | 3.1 | +59 | 2013 |
| 65 to 69 | 41 | 1.3 | 2.4 | 3 | 3.4 | 2.9 | +37 | 2014 |
| 70 to 74 | 31 | 1.0 | 1.1 | 2 | 2.0 | 1.6 | +29 | 2015 |
| 75 to 79 | 14 | 0.5 | 0.5 | 0 | 0.0 | 0.5 | +13 | 2016 |
| 80 to 84 | 4 | 0.1 | 0.2 | 0 | 0.0 | -- | +4 | 2017 |
| 85 and over | 3 | 0.1 | 0.2 | 0 | 0.0 | 0.3 | +2 | 2018 |
| Total population | 3,087 | 100.0 | 100.0 | 115 | 100.0 | 100.0 | +2,971 | |
Source: Australian Bureau of Statistics, Census of Population and Housing (opens a new window) 1996 and 2021. Compiled and presented by .id (opens a new window)(informed decisions).
(Enumerated data)
Compiled and presented in profile.id by .id (informed decisions).
Compiled and presented in profile.id by .id (informed decisions).
Dominant groups
Analysis of the five year age groups of Thornhill Park in 2021 compared to Truganina shows that there was a higher proportion of people in the younger age groups (under 15) and a lower proportion of people in the older age groups (65+).
Overall, 26.8% of the population was aged between 0 and 15, and 3.0% were aged 65 years and over, compared with 24.9% and 4.4% respectively for Truganina.
The major differences between the age structure of Thornhill Park and Truganina were:
- A larger percentage of persons aged 0 to 4 (13.9% compared to 11.9%)
- A larger percentage of persons aged 15 to 19 (3.6% compared to 2.1%)
- A smaller percentage of persons aged 20 to 24 (6.0% compared to 7.7%)
- A smaller percentage of persons aged 25 to 29 (13.6% compared to 14.9%)
Emerging groups
From 1996 to 2021, Thornhill Park's population increased by 2,972 people (2584.3%). This represents an average annual population change of 14.07% per year over the period.
The largest changes in age structure in this area between 1996 and 2021 were in the age groups:
- 30 to 34 (+508 persons)
- 0 to 4 (+422 persons)
- 25 to 29 (+409 persons)
- 35 to 39 (+383 persons)