What the mapping shows for St Lucia
Part of St Lucia is mapped as subject to coastal inundation.
0.3% of St Lucia is mapped as part of the Queensland coastal management district (coastal management district declared under the Coastal Management Act 2016)
Queensland Coastal Management District, State of Queensland (Department of Environment, Tourism, Science and Innovation), Creative Commons Attribution 4.0, retrieved 2026-10-23
This is a share of the suburb's land area from a published state dataset, not an assessment of any property. A ClimateNest report scores the individual address across eight hazards, with insurance and value projections to 2050.
Check an address in St Lucia →Flood Risk in St Lucia, QLD: 2026 Assessment
0.3% of St Lucia is mapped as part of the Queensland coastal management district (coastal management district declared under the Coastal Management Act 2016)
That figure covers the suburb. Check whether your address is inside it - address-level, sourced, A$49.
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Flood Risk Score
Not assessedSt Lucia is located near the Brisbane River and is susceptible to flooding from heavy rainfall and riverine overflow. The area has a history of flooding, and climate change is expected to increase the frequency and intensity of extreme rainfall events.
Key Facts
- Flood Risk
- St Lucia is located near the Brisbane River and is susceptible to flooding from heavy rainfall and riverine overflow. The area has a history of flooding, and climate change is expected to increase the frequency and intensity of extreme rainfall events.
- Trend
- increasing
- Suburb
- St Lucia, QLD
- Overall Risk
- Medium
- Postcode
- 4067
Flood Risk Analysis
St Lucia, located in Queensland, has a location-specific flood risk profile based on available data including proximity to waterways, elevation, and historical flood events. The Bureau of Meteorology (BOM) maintains river height and flood warning data for catchments across Queensland.
Several areas within St Lucia are prone to inundation during significant rainfall events. Past flood events have impacted residential and commercial properties.
St Lucia is located near the Brisbane River and is susceptible to flooding from heavy rainfall and riverine overflow. The area has a history of flooding, and climate change is expected to increase the frequency and intensity of extreme rainfall events.
For a comprehensive property-specific flood assessment including address-level elevation data, flood overlay mapping, and insurance cost estimates, use the ClimateNest full analysis tool. General suburb data cannot replace a site-specific evaluation.
ClimateNest assesses hazards at the address rather than the suburb, because exposure varies street by street within St Lucia. An address-level check is what tells you about a specific property before you buy, sell or insure it.
Local Hazard Evidence
Historical Events
The 2011 Brisbane floods inundated parts of St Lucia, causing significant damage to homes and businesses.
The 1974 Brisbane floods significantly impacted St Lucia, causing widespread inundation and damage.
Adaptation & Mitigation Actions
Improve Flood Defenses
ImmediateInvest in flood barriers, levees, and improved drainage systems to protect properties from inundation.
Est. cost: High
Enhance Heatwave Preparedness
ImmediateImplement heat action plans, establish cooling centers, and promote public awareness campaigns to reduce heat-related illnesses.
Est. cost: Medium
Strengthen Building Codes
Near-termUpdate building codes to incorporate climate resilience measures, such as flood-resistant materials and energy-efficient designs.
Est. cost: Medium
Protect and Restore Green Spaces
Long-termPreserve and expand green spaces to reduce the urban heat island effect and improve stormwater management.
Est. cost: Medium
Community Education Programs
Near-termDevelop and implement community education programs to raise awareness about climate risks and adaptation strategies.
Est. cost: Low
Council & Emergency Services
Explore St Lucia Risk Reports
View other climate risk assessments for St Lucia:
Frequently Asked Questions
Is St Lucia at risk of flooding?
Based on available data, St Lucia has a location-specific flood risk profile. Flood risk varies by address — check your specific property for precise flood zone mapping and elevation data with ClimateNest.
What flood insurance costs can I expect in St Lucia?
Insurance costs for flood cover in St Lucia depend on the property's flood zone classification, elevation, and proximity to waterways. ClimateNest provides address-level insurance cost estimates based on your property's specific hazard exposure.
Does flood risk affect property values in St Lucia?
Yes, flood risk can affect property values in St Lucia. Properties in mapped flood zones may experience lower buyer demand, reduced valuations, and higher insurance costs. Lenders increasingly assess flood exposure as part of mortgage risk evaluation.
How does elevation affect flood risk in St Lucia?
Elevation is a critical factor in flood risk. Properties at higher elevations within St Lucia typically have lower flood exposure than those near waterways or in low-lying areas. Address-level elevation data combined with BOM flood mapping provides the most accurate picture.
Is St Lucia Safe from Climate Risk?
Enter your address below for an instant climate risk assessment for St Lucia, Queensland, covering flood, bushfire, sea level rise and more.
What A$49 could save you from
*Industry sources: ICA, APRA, RBA
Full report from A$49 · Australian addresses only · 8 hazard scores · Insurance trajectory · 2030 & 2050 projections