Floods Wipe $42 Billion from Australian Property Market: Report

Across the country, 650,000 properties—homes and businesses—are at ‘high risk’ from multiple natural hazards.

Sand bags are seen on a driveway at a home in the suburb of Nudgee Beach in Brisbane, Australia on March 6, 2025. Albert Perez/Getty Images

Rising sea levels, heavier rainfall, and more frequent extreme weather events are already reshaping Australia’s housing market, with flood risks wiping an estimated $42.2 billion (US$27.4 billion) from national property values.

New data reveals that one in six Australian homes—more than two million properties—are now considered flood-prone, negatively impacting their value.