Powered by .id (informed decisions) for Wollondilly Shire Council
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LEARN MORE ABOUT .idIn 2021, the largest age group in Wollondilly Shire was 10 to 14 year olds. The group that changed the most since 2011 was 70 to 74 year olds, increasing by 1,160 people.
The Age Structure of Wollondilly Shire provides key insights into the level of demand for age based services and facilities such as child care. It is also an indicator of Wollondilly Shire'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 Wollondilly Shire's Age Structure should be viewed in conjunction with Household Types and Dwelling Types.
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Age structure - Five year age groups | |||||||
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Wollondilly Shire - Total persons (Enumerated) | 2021 | 2011 | Change | ||||
Five year age groups (years) | Number | % | Orangeville - Theresa Park - Werombi % | Number | % | Orangeville - Theresa Park - Werombi % | 2011 to 2021 |
0 to 4 | 3,749 | 7.0 | 5.0 | 3,163 | 7.4 | 6.8 | +586 |
5 to 9 | 3,903 | 7.3 | 6.5 | 3,404 | 8.0 | 6.3 | +499 |
10 to 14 | 4,010 | 7.5 | 8.7 | 3,394 | 8.0 | 8.4 | +616 |
15 to 19 | 3,679 | 6.9 | 8.5 | 3,192 | 7.5 | 6.9 | +487 |
20 to 24 | 3,161 | 5.9 | 6.0 | 2,547 | 6.0 | 9.6 | +614 |
25 to 29 | 3,095 | 5.8 | 4.6 | 2,156 | 5.1 | 5.8 | +939 |
30 to 34 | 3,430 | 6.4 | 4.7 | 2,435 | 5.7 | 4.2 | +995 |
35 to 39 | 3,559 | 6.6 | 6.3 | 3,182 | 7.5 | 7.8 | +377 |
40 to 44 | 3,326 | 6.2 | 5.8 | 3,275 | 7.7 | 6.3 | +51 |
45 to 49 | 3,745 | 7.0 | 7.9 | 3,086 | 7.3 | 7.3 | +659 |
50 to 54 | 3,544 | 6.6 | 7.0 | 3,104 | 7.3 | 7.4 | +440 |
55 to 59 | 3,188 | 5.9 | 6.0 | 2,661 | 6.3 | 7.4 | +527 |
60 to 64 | 3,070 | 5.7 | 5.9 | 2,401 | 5.6 | 6.1 | +669 |
65 to 69 | 2,643 | 4.9 | 6.3 | 1,637 | 3.8 | 3.9 | +1,006 |
70 to 74 | 2,296 | 4.3 | 4.9 | 1,136 | 2.7 | 3.0 | +1,160 |
75 to 79 | 1,503 | 2.8 | 3.0 | 789 | 1.9 | 1.1 | +714 |
80 to 84 | 934 | 1.7 | 2.0 | 537 | 1.3 | 0.7 | +397 |
85 and over | 772 | 1.4 | 0.8 | 454 | 1.1 | 1.0 | +318 |
Total population | 53,607 | 100.0 | 100.0 | 42,553 | 100.0 | 100.0 | +11,054 |
Analysis of the five year age groups of Wollondilly Shire in 2021 compared to Orangeville - Theresa Park - Werombi 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, 21.8% of the population was aged between 0 and 15, and 15.2% were aged 65 years and over, compared with 20.3% and 16.9% respectively for Orangeville - Theresa Park - Werombi.
The major differences between the age structure of Wollondilly Shire and Orangeville - Theresa Park - Werombi were:
From 2011 to 2021, Wollondilly Shire's population increased by 11,054 people (26.0%). This represents an average annual population change of 2.34% per year over the period.
The largest changes in age structure in this area between 2011 and 2021 were in the age groups:
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