Karragarra Island, QLD
By Lauren McCaleb · Reviewed by Dylan Duncan ·
Among Australia's less advantaged suburbs
Karragarra Island is more socio-economically advantaged than about 13% of the 14,462 Australian suburbs we score, based on the ABS SEIFA index (raw score 904, 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.
Karragarra Island at a glance
- Population (2021)
- 240
- Median age
- 63
- Median weekly household income
- $872
- SEIFA score
- 904
- Coordinates
- -27.6389, 153.3719
Karragarra Island demographics (2021 Census)
The figures below profile Karragarra Island 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 42%, 13% of homes are rented, and 26% of residents were born overseas.
Age profile
| Age group | People | Share |
|---|---|---|
| Children (0–14) | 14 | 6% |
| Youth (15–24) | 10 | 4% |
| Young adults (25–44) | 23 | 10% |
| Mid-life (45–64) | 90 | 38% |
| Seniors (65+) | 100 | 42% |
Share of the 237 people counted by age.
Housing and households
| Tenure | Dwellings | Share |
|---|---|---|
| Owned outright | 72 | 64% |
| Owned with a mortgage | 26 | 23% |
| Rented | 15 | 13% |
| Dwelling type | Dwellings | Share |
|---|---|---|
| Houses | 111 | 97% |
| Townhouses & semis | 0 | 0% |
| Flats & apartments | 0 | 0% |
Tenure and dwelling shares are of the roughly 115 occupied private dwellings in Karragarra Island.
- Median weekly rent
- $268
- Median monthly mortgage
- $867
- Average household size
- 1.8 people
- Median weekly family income
- $1,152
- Median weekly personal income
- $477
Community and culture
- Born overseas
- 54 (26%)
- Speaks a language other than English at home
- 6 (3%)
- Aboriginal and/or Torres Strait Islander
- 10 (4%)
Work and education
- Completed Year 12
- 95 (43%)
- Labour-force participation
- 32%
- Unemployment rate
- 6.8%
- Employed full-time
- 34
- Employed part-time
- 22
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 Karragarra Island
Based on 2014–2023 records, the warmest month in Karragarra Island is January (average daytime high around 28.7°C) and the coolest is July (around 20.4°C). The area receives roughly 999 mm of rain across the year.
| Month | Avg high | Avg low | Rain |
|---|---|---|---|
| Jan | 28.7°C | 21°C | 123 mm |
| Feb | 28.3°C | 20.9°C | 158 mm |
| Mar | 27.6°C | 20.2°C | 147 mm |
| Apr | 25.2°C | 17.1°C | 55 mm |
| May | 22.8°C | 14.2°C | 73 mm |
| Jun | 20.7°C | 11.6°C | 51 mm |
| Jul | 20.4°C | 10.5°C | 41 mm |
| Aug | 21.6°C | 11.1°C | 39 mm |
| Sep | 23.6°C | 13.5°C | 36 mm |
| Oct | 25.3°C | 16.2°C | 101 mm |
| Nov | 27°C | 18.2°C | 68 mm |
| Dec | 28.3°C | 20°C | 107 mm |
Climate normals, 2014–2023 (Open-Meteo, ERA5 reanalysis).
Common questions about Karragarra Island
Where is Karragarra Island?
Karragarra Island is a suburb of Queensland, Australia.
What is the population of Karragarra Island?
At the 2021 Census, Karragarra Island had a population of about 240.
Is Karragarra Island an advantaged area?
Karragarra Island has an ABS SEIFA score of 904, where about 1000 is the national average — higher scores indicate greater relative socio-economic advantage. That gives it a Suburb Score of 13 out of 100 — more socio-economically advantaged than about 13% of Australian suburbs.
What is the weather like in Karragarra Island?
Karragarra Island has average daytime highs of about 25°C and overnight lows of about 16.2°C, with roughly 999 mm of rain across the year (based on 2014–2023 climate normals).
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