๐Ÿ“ฎ Gayndah postcode: 4625

Flood Risk in Gayndah, QLD: 2026 Assessment

Gayndah, Queenslandยท North Burnettยท 4625
Gayndah is located near the Burnett River and is susceptible to flooding. Riverine flooding can inundate properties and disrupt infrastructure.Updated 7 Apr 2026

Flood Risk Score

6.0/10

Gayndah is located near the Burnett River and is susceptible to flooding. Riverine flooding can inundate properties and disrupt infrastructure.

Key Facts

Flood Risk
Gayndah is located near the Burnett River and is susceptible to flooding. Riverine flooding can inundate properties and disrupt infrastructure.
Trend
increasing
Suburb
Gayndah, QLD
Overall Risk
Medium
Postcode
4625
Highest high-risk exposure
23.3% of land (tropical cyclone)

Flood Risk Analysis

Gayndah, located in Queensland, has a notable 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.

The Burnett River has a history of flooding in Gayndah. Council provides flood maps and warnings.

Gayndah is located near the Burnett River and is susceptible to flooding. Riverine flooding can inundate properties and disrupt infrastructure.

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.

Gayndah sits within ClimateNest's suburb-level hazard model for flood risk. 6.3% of the suburb's land area is mapped in high-risk flood zones and 69.2% in moderate-risk zones, based on the national hazard overlay. Exposure at this scale varies street by street, which is why an address-level check matters before you buy or insure a specific property in Gayndah.

Gayndah (postcode 4625) is tracked in ClimateNest's suburb hazard model, which maps the share of the suburb's land exposed to each hazard at high and moderate levels. The suburb's highest high-risk exposures are tropical cyclone (23.3% of land in high-risk zones), bushfire (8.7% of land in high-risk zones), surface flood (8.1% of land in high-risk zones). Exposure is not uniform across Gayndah โ€” individual properties can sit well above or below these averages, so an address-level check is recommended before buying, selling or insuring.

Local Hazard Evidence

Nearest WaterwayBurnett River
Elevation Range140-180m
Flood Zone ClassificationYes

Historical Events

2013
Major

Severe flooding of the Burnett River caused widespread damage in Gayndah.

2011
Major

Major flooding event impacted Gayndah, causing significant property damage and displacement.

Adaptation & Mitigation Actions

Improve Flood Defenses

Near-term

Invest in levees and drainage systems to reduce flood risk.

Est. cost: High

Enhance Bushfire Preparedness

Near-term

Implement bushfire mitigation measures, such as clearing vegetation around properties.

Est. cost: Medium

Develop Heat Action Plan

Immediate

Create a heat action plan to protect vulnerable populations during heatwaves.

Est. cost: Low

Promote Water Conservation

Long-term

Encourage water conservation measures to address potential water scarcity due to climate change.

Est. cost: Low

Council & Emergency Services

North Burnett Regional Council
Emergency Services

Data last updated: 7 April 2026

Explore Gayndah Risk Reports

Frequently Asked Questions

Is Gayndah at risk of flooding?

Based on available data, Gayndah has a notable flood risk profile. Flood risk varies by address โ€” check your specific property for precise flood zone mapping and elevation data with ClimateNest.

What flood insurance costs can I expect in Gayndah?

Insurance costs for flood cover in Gayndah 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 Gayndah?

Yes, flood risk can affect property values in Gayndah. 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 Gayndah?

Elevation is a critical factor in flood risk. Properties at higher elevations within Gayndah 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.

What share of Gayndah is exposed to high tropical cyclone risk?

ClimateNest's hazard overlay maps 23.3% of Gayndah in high-risk zones for tropical cyclone, with a further 60.1% in moderate-risk zones. Suburb-level exposure is not uniform โ€” individual properties can differ from these averages, so an address-level check is recommended.

Is Gayndah Safe from Climate Risk?

Enter your address below for an instant climate risk assessment for Gayndah, Queensland, covering flood, bushfire, sea level rise and more.

Free instant previewCSIRO-powered data

What A$69 could save you from

$7.2B
2022 insured disaster losses*
$300B+
climate risk to property by 2050*
30-120%
insurance premium increases in high-risk areas*

*Industry sources: ICA, APRA, RBA

Full report from A$69 ยท Australian addresses only ยท 8 hazard scores ยท Insurance trajectory ยท 2030 & 2050 projections