Karragarra Island
QLDKarragarra Island is a growing suburb in QLD with 240 residents.
- SAL code
- 31490
- SA2
- 301021551
- Population
- 240
- LGA
- Redland
Karragarra Island, QLD had 240 residents at the 2021 Census, with the broader statistical area showing a 27.6% growth over the last five years. The predominant age group is 65-74 years, and the median age sits at 63. Households are most often couples without children, and those with a mortgage repay a median of $867 a month. Around 83.0% of homes are owner-occupied, with the largest single tenure being owned outright at 61.0%. Most dwellings are separate houses, making up 100.0% of the suburb's housing stock. Public transport coverage spans 10 GTFS stops across the suburb. Source: ABS Census 2021 and Estimated Resident Population, with amenity counts from state Open Data and OpenStreetMap.
Population
?240
Suburb · Census 2021
5-Year Growth
+27.6%
3yr: +16.0% · 10yr: +47.5%
SA2 · 5yr
Household Income
$872/wk
Suburb · Census 2021 median
Median Age
63
Suburb · Census 2021
Socio-Economic Index
?1/10
SA2 · more disadvantaged
Unemployment
?17.8%
SA2 · Q4 2025
Hospitals
No data for this suburb
Childcare services
No data for this suburb
Parks & green space
No data for this suburb
Transport stops
?10
GTFS stops
Dwelling approvals
?142
Redland · Feb 2026
Median House Sale Price
state Valuer-General sale price data not yet loaded for QLD
Safety & Crime
2025 Q4Reported incidents from QLD police. Offence rates may not reflect all crime.
Population over time — Southern Moreton Bay Islands (SA2)
ABS publishes annual estimates only at SA2; Karragarra Island suburb alone is ~240 (Census 2021).
Source: ABS ERP (latest release · 2025) · Census 2021. Numbers refreshed quarterly.
Growth at a Glance
Population grew from 3,857 to 10,466 over 24 years, averaging 4.2% per year.
Government school catchment
Catchment data is not yet available for QLD.
Source when available: QLD Department of Education — QSpatial State School Catchment Areas.
Profile
Census snapshot
Housing
Almost entirely detached houses (100%), owner-occupied (83.0%), built for families (50% are 2 bed).
Dwelling mix
Tenure
QLD 33%
Number of bedrooms
Bushfire risk
Source: QLD QRA Bushfire Prone Area
As of Apr 2026
Overlap is the percentage of the suburb's land area inside the mapped bushfire polygons. Always verify the exact property address with the relevant authority before making decisions.
Flood risk
Flood data is not yet available for QLD.
Overlap is the percentage of the suburb's land area inside the mapped flood polygons. Always verify the exact property address with the relevant authority before making decisions. Source when available: QLD Reconstruction Authority — Bushfire Prone Area + Floodplain Assessment Overlay.
Planning zones
Planning-zone data is not yet available for QLD.
Source when available: QLD Department of State Development, Infrastructure, Local Government and Planning.