St Mary, QLD
By Lauren McCaleb · Reviewed by Dylan Duncan ·
Among Australia's less advantaged suburbs
St Mary is more socio-economically advantaged than about 7% of the 14,462 Australian suburbs we score, based on the ABS SEIFA index (raw score 872, where about 1000 is the national average).
A socio-economic measure from ABS Census data — not a measure of how good a suburb is to live in or visit. How we calculate this.
St Mary at a glance
- Population (2021)
- 34
- Median age
- 56
- Median weekly household income
- $1,166
- SEIFA score
- 872
- Coordinates
- -25.7004, 152.4823
St Mary demographics (2021 Census)
The figures below profile St Mary using the Australian Bureau of Statistics 2021 Census; every percentage is a share of a clearly stated Census count, so each one traces back to the source. At a glance, the largest age group is seniors (65+) at 47%, 0% of homes are rented, and 18% of residents were born overseas.
Age profile
| Age group | People | Share |
|---|---|---|
| Children (0–14) | 0 | 0% |
| Youth (15–24) | 4 | 13% |
| Young adults (25–44) | 0 | 0% |
| Mid-life (45–64) | 13 | 41% |
| Seniors (65+) | 15 | 47% |
Share of the 32 people counted by age.
Housing and households
| Tenure | Dwellings | Share |
|---|---|---|
| Owned outright | 10 | 77% |
| Owned with a mortgage | 3 | 23% |
| Rented | 0 | 0% |
| Dwelling type | Dwellings | Share |
|---|---|---|
| Houses | 11 | 100% |
| Townhouses & semis | 0 | 0% |
| Flats & apartments | 0 | 0% |
Tenure and dwelling shares are of the roughly 11 occupied private dwellings in St Mary.
- Median weekly rent
- $400
- Median monthly mortgage
- $968
- Average household size
- 2.1 people
- Median weekly family income
- $1,374
- Median weekly personal income
- $599
Community and culture
- Born overseas
- 6 (18%)
- Speaks a language other than English at home
- 4 (14%)
- Aboriginal and/or Torres Strait Islander
- 0 (0%)
Work and education
- Completed Year 12
- 7 (21%)
- Labour-force participation
- 48.6%
- Employed full-time
- 7
- Employed part-time
- 8
Source: ABS Census of Population and Housing, 2021 (General Community Profile, by Suburb and Locality). © Australian Bureau of Statistics, released under CC BY 4.0. How we group bands and derive each share is set out on our methodology page.
Common questions about St Mary
Where is St Mary?
St Mary is a suburb of Queensland, Australia.
What is the population of St Mary?
At the 2021 Census, St Mary had a population of about 34.
Is St Mary an advantaged area?
St Mary has an ABS SEIFA score of 872, where about 1000 is the national average — higher scores indicate greater relative socio-economic advantage. That gives it a Suburb Score of 7 out of 100 — more socio-economically advantaged than about 7% of Australian suburbs.
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