Mount Sylvia, QLD
By Lauren McCaleb · Reviewed by Dylan Duncan ·
More advantaged than the national average
Mount Sylvia is more socio-economically advantaged than about 68% of the 14,462 Australian suburbs we score, based on the ABS SEIFA index (raw score 1018, 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.
Mount Sylvia at a glance
- Population (2021)
- 70
- Median age
- 45
- Median weekly household income
- $939
- SEIFA score
- 1018
- Coordinates
- -27.7384, 152.2002
Mount Sylvia demographics (2021 Census)
The figures below profile Mount Sylvia 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 mid-life (45–64) at 32%, 13% of homes are rented, and 14% of residents were born overseas.
Age profile
| Age group | People | Share |
|---|---|---|
| Children (0–14) | 9 | 12% |
| Youth (15–24) | 15 | 19% |
| Young adults (25–44) | 9 | 12% |
| Mid-life (45–64) | 25 | 32% |
| Seniors (65+) | 19 | 25% |
Share of the 77 people counted by age.
Housing and households
| Tenure | Dwellings | Share |
|---|---|---|
| Owned outright | 13 | 57% |
| Owned with a mortgage | 7 | 30% |
| Rented | 3 | 13% |
| Dwelling type | Dwellings | Share |
|---|---|---|
| Houses | 25 | 89% |
| Townhouses & semis | 3 | 11% |
| Flats & apartments | 0 | 0% |
Tenure and dwelling shares are of the roughly 28 occupied private dwellings in Mount Sylvia.
- Median weekly rent
- $250
- Median monthly mortgage
- $650
- Average household size
- 2.4 people
- Median weekly family income
- $966
- Median weekly personal income
- $442
Community and culture
- Born overseas
- 9 (14%)
- Speaks a language other than English at home
- 4 (6%)
- Aboriginal and/or Torres Strait Islander
- 0 (0%)
Work and education
- Completed Year 12
- 26 (44%)
- Labour-force participation
- 50%
- Employed full-time
- 24
- 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 Mount Sylvia
Where is Mount Sylvia?
Mount Sylvia is a suburb of Queensland, Australia.
What is the population of Mount Sylvia?
At the 2021 Census, Mount Sylvia had a population of about 70.
Is Mount Sylvia an advantaged area?
Mount Sylvia has an ABS SEIFA score of 1018, where about 1000 is the national average — higher scores indicate greater relative socio-economic advantage. That gives it a Suburb Score of 68 out of 100 — more socio-economically advantaged than about 68% of Australian suburbs.
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