Grantham flood map and flood risk
Grantham, Lockyer Valley Regional Council · Queensland · based on 554 mapped addresses
About 44.4% of mapped addresses in Grantham sit inside Queensland's potential floodplain overlay (QFAO). Other mapped hazards: 16.4% in a bushfire-prone area. Every property differs, so check the exact address.
Grantham at a glance
Hazards across Grantham
Share of mapped addresses in Grantham inside each government hazard layer. It describes the suburb, not any one property.
Flood map of Grantham
Check a property in Grantham
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 Grantham
- Ask Lockyer Valley Regional 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 Grantham.
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.