8,812 ▼ -3.5%
Lower than 56% of council (lga) areas.
- 2011: 9,127
- 2016: 8,798
- 2021: 8,812
The number of people who usually live in the area, counted on Census night.
Collie · Council (LGA)
Who lives here — how many people, how old they are, and how communities identify.
A typical resident in Collie is 44, making the area noticeably older than both the state and national figures. The population has aged by five years since 2011 and now totals 8,812 people. This shift is most visible in the high proportion of seniors living in the area.
All council (lga) areas, 2021. The marker is Collie — lower than 56% of areas.
| Collie | 8,812 |
|---|---|
| Rest of WA | 534,804 |
| Western Australia | 2,660,026 |
| Australia | 25,422,788 |
How many people, and the typical age.
Collie's population shrank by 3.5% between 2011 and 2021, losing about 315 people. The area is now smaller than about 56% of similar areas.
8,812 ▼ -3.5%
Lower than 56% of council (lga) areas.
The number of people who usually live in the area, counted on Census night.
44 yrs ▲ +12.8%
Older than 62% of council (lga) areas.
Half the population is older than this age, and half younger.
How the population splits across age groups.
Seniors aged 65 and over make up 22.4% of the population, which is well above the national figure of 17.2%. This group rose by 9.0 percentage points since 2011, while children under 15 fell slightly to 17.8%.
22.4% ▲ +67.7%
Higher than 65% of council (lga) areas.
Share of the population aged 65 years and over.
17.8% ▼ -8.1%
Higher than 52% of council (lga) areas.
Share of the population aged under 15 years.
In Collie, the largest group is Older adults (45–64) at 27%, followed by Seniors (65+) (22%) and Young adults (25–44) (22%).
First Nations identity and marital status.
Aboriginal and Torres Strait Islander people make up 4.2% of the population, a little above the national figure. De facto relationships are also slightly more common here than across Australia, at 13.8%.
4.2% ▲ +36.4%
Higher than 51% of council (lga) areas.
Share of people who identify as Aboriginal and/or Torres Strait Islander.
13.8% ▲ +5.5%
Higher than 64% of council (lga) areas.
Share of people aged 15+ who are in a de facto marriage (registered marriages excluded).
In Collie, the largest group is Married at 44%, followed by Never married (35%) and Divorced (11%).
Australian Bureau of Statistics. (2021). Demographics & Identity in Collie [Census of Population and Housing]. CensusAtlas, used under CC BY 4.0. https://censusatlas.au/region/lga/LGA51890/collie/topic/demographics-identity