Grantham flood risk
Of Grantham’s 564 mapped properties, 100% are in a mapped flood area and 0% are in a bushfire hazard area.
For context, Grantham’s flood exposure is above the QLD average of 49.9%, and bushfire exposure is below the QLD average of 17.2%.
Where the hazards are in Grantham
Flood and bushfire areas across Grantham. Zoom in to see how they fall relative to individual streets.
Crime near Grantham
Grantham sits in the Gatton police division, which recorded 2,455 reported offences in the 12 months to Jun 2026.
Every reported offence by type — these add up to the 2,455 total. Figures are for the whole Gatton police division (which may cover several suburbs), last 12 months. Reported offences only.
School catchments in Grantham
Grantham can span more than one catchment — check a specific address (below) for the exact school.
Who lives in Grantham
At the 2021 Census, 16.1% of Grantham’s 796 residents were born overseas.
Top ancestries
Top countries of birth
Ancestry counts people reporting each ancestry (up to two each), as a share of responses. Source: ABS 2021 Census.
Development near Grantham
Lockyer Valley council approved 289 new dwellings in the 12 months to May 2026.
New dwellings approved across the whole Lockyer Valley council area (not just Grantham). See the council trend. Source: ABS Building Approvals.
Nearby suburbs
Figures are indicative only — verify any specific property with the relevant council. Sources: council/state planning schemes & flood mapping, Geoscape G-NAF, state police crime statistics, ABS.