South Johnstone, QLD
By Lauren McCaleb · Reviewed by Dylan Duncan ·
Among Australia's less advantaged suburbs
South Johnstone is more socio-economically advantaged than about 7% of the 14,462 Australian suburbs we score, based on the ABS SEIFA index (raw score 870, 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.
South Johnstone at a glance
- Population (2021)
- 456
- Median age
- 44
- Median weekly household income
- $1,125
- SEIFA score
- 870
- Coordinates
- -17.5980, 145.9948
South Johnstone demographics (2021 Census)
The figures below profile South Johnstone 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 33%, 23% of homes are rented, and 11% of residents were born overseas.
Age profile
| Age group | People | Share |
|---|---|---|
| Children (0–14) | 80 | 17% |
| Youth (15–24) | 42 | 9% |
| Young adults (25–44) | 107 | 23% |
| Mid-life (45–64) | 154 | 33% |
| Seniors (65+) | 79 | 17% |
Share of the 462 people counted by age.
Housing and households
| Tenure | Dwellings | Share |
|---|---|---|
| Owned outright | 68 | 42% |
| Owned with a mortgage | 51 | 31% |
| Rented | 38 | 23% |
| Dwelling type | Dwellings | Share |
|---|---|---|
| Houses | 159 | 97% |
| Townhouses & semis | 5 | 3% |
| Flats & apartments | 0 | 0% |
Tenure and dwelling shares are of the roughly 164 occupied private dwellings in South Johnstone.
- Median weekly rent
- $240
- Median monthly mortgage
- $867
- Average household size
- 2.3 people
- Median weekly family income
- $1,437
- Median weekly personal income
- $562
Community and culture
- Born overseas
- 43 (11%)
- Speaks a language other than English at home
- 15 (4%)
- Aboriginal and/or Torres Strait Islander
- 84 (18%)
Work and education
- Completed Year 12
- 122 (33%)
- Labour-force participation
- 50.4%
- Unemployment rate
- 5.3%
- Employed full-time
- 110
- Employed part-time
- 63
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.
Weather and climate in South Johnstone
Based on 2014–2023 records, the warmest month in South Johnstone is February (average daytime high around 30.4°C) and the coolest is July (around 23.4°C). The area receives roughly 2300 mm of rain across the year.
| Month | Avg high | Avg low | Rain |
|---|---|---|---|
| Jan | 30.1°C | 23.4°C | 377 mm |
| Feb | 30.4°C | 23.3°C | 342 mm |
| Mar | 29.4°C | 22.8°C | 368 mm |
| Apr | 27.7°C | 21.5°C | 283 mm |
| May | 25.5°C | 19.4°C | 163 mm |
| Jun | 23.9°C | 17.8°C | 129 mm |
| Jul | 23.4°C | 16.6°C | 102 mm |
| Aug | 24.4°C | 16.3°C | 70 mm |
| Sep | 26.2°C | 17.8°C | 65 mm |
| Oct | 28.3°C | 19.5°C | 71 mm |
| Nov | 29.8°C | 21.3°C | 72 mm |
| Dec | 30.3°C | 22.7°C | 258 mm |
Climate normals, 2014–2023 (Open-Meteo, ERA5 reanalysis).
Common questions about South Johnstone
Where is South Johnstone?
South Johnstone is a suburb of Queensland, Australia.
What is the population of South Johnstone?
At the 2021 Census, South Johnstone had a population of about 456.
Is South Johnstone an advantaged area?
South Johnstone has an ABS SEIFA score of 870, 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.
What is the weather like in South Johnstone?
South Johnstone has average daytime highs of about 27.5°C and overnight lows of about 20.2°C, with roughly 2,300 mm of rain across the year (based on 2014–2023 climate normals).
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