Karragarra Island flood map and flood risk
Karragarra Island, Redland City Council · Queensland · based on 310 mapped addresses
Under 1% of mapped addresses in Karragarra Island sit inside Queensland's potential floodplain overlay (QFAO), and none of the ten mapped historic floods (1974 to 2022) reached the sampled addresses. Those maps don't cover every region. Other mapped hazards: 16.1% in a bushfire-prone area, 19.7% in a storm-tide area and 16.5% in a coastal erosion area. Every property differs, so check the exact address.
Karragarra Island at a glance
Hazards across Karragarra Island
Share of mapped addresses in Karragarra Island inside each government hazard layer. It describes the suburb, not any one property.
Flood map of Karragarra Island
Check a property in Karragarra Island
The free check shows every mapped hazard for one address: flood, past floods, bushfire, storm tide, coastal erosion and acid sulfate soils, and what each means for a buyer. The full report adds how much of the lot is affected, zoning and planning overlays, school catchments and nearby services, a checklist of what to ask, and a PDF to keep.
Before you buy in Karragarra Island
- Ask Redland City Council for a flood search on the exact lot - it gives flood levels and the rules for building.
- Get written insurance quotes that include flood cover.
- Ask the seller whether the property has flooded, and check for flood damage at inspection.
Stay informed
Get notified when flood data updates for Karragarra Island.
Nearby suburbs
Indicative only. Compiled from Queensland Government datasets (QFAO, Queensland Flood Extent Series, QSpatial), Brisbane City Council, ABS and G-NAF. Not property-level advice - verify with the council before any property decision. Last updated 2026-09-28.