📮 Coomera postcode: 4209

Flood Risk in Coomera, QLD: 2026 Assessment

Coomera, Queensland· City of Gold Coast· 4209
Coomera faces a moderate risk of flooding due to its proximity to the Coomera River and low-lying areas. Intense rainfall events can lead to riverine and flash flooding.Updated 22 Mar 2026

Flood Risk Score

6.5/10

Coomera faces a moderate risk of flooding due to its proximity to the Coomera River and low-lying areas. Intense rainfall events can lead to riverine and flash flooding.

Key Facts

Flood Risk
Coomera faces a moderate risk of flooding due to its proximity to the Coomera River and low-lying areas. Intense rainfall events can lead to riverine and flash flooding.
Trend
increasing
Suburb
Coomera, QLD
Overall Risk
Medium
Postcode
4209
Region
Coastal QLD
Median property value
$675,000
Dominant hazard
extreme heat (6/10)
Highest high-risk exposure
17.7% of land (bushfire)

Flood Risk Analysis

Coomera, 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.

Historical flood events have impacted properties along the Coomera River. Council flood maps provide detailed information on flood risk areas.

Coomera faces a moderate risk of flooding due to its proximity to the Coomera River and low-lying areas. Intense rainfall events can lead to riverine and flash flooding.

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.

Coomera sits within ClimateNest's suburb-level hazard model for flood risk. 10% of the suburb's land area is mapped in high-risk flood zones and 67.3% 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 Coomera.

On ClimateNest's 0–10 suburb hazard index, Coomera scores 5 for flood risk — a moderate exposure relative to the Australian suburb range. For comparison, properties in Coomera can still sit well above or below this suburb average depending on elevation, distance to waterways or vegetation, and local drainage.

Coomera located in Coastal QLD (postcode 4209), is a Queensland suburb tracked by ClimateNest. The suburb's median property value is $675,000, and understanding climate exposure is becoming a standard part of due diligence for buyers, lenders and insurers pricing property in Coomera.

Across the six hazard axes ClimateNest models, the dominant climate risk in Coomera is extreme heat (score 6/10), with moderate exposure. Insurance signals for the suburb point to premiums rising significantly (+40% by 2030). These suburb-level signals help prioritise which properties need the closest look — the actual risk of any single home can only be confirmed with an address-level report.

Whether you are buying, selling or renovating in Coomera, extreme heat is the hazard to weigh first. Local council planning controls, state hazard mapping and lender climate policies each reference this kind of suburb-level signal, and property decisions in Coomera are increasingly made with an address-level climate report in hand.

Local Hazard Evidence

Nearest WaterwayCoomera River
Elevation Range5-20 meters
Flood Zone ClassificationAreas near the Coomera River are designated as flood zones.

Historical Events

2013
Moderate

Major flooding along the Coomera River inundated low-lying areas and caused significant disruption.

Adaptation & Mitigation Actions

Improve stormwater drainage

Near-term

Upgrade stormwater infrastructure to handle increased rainfall intensity and reduce the risk of flash flooding.

Est. cost: High

Implement heatwave early warning system

Immediate

Develop a system to alert residents of impending heatwaves and provide guidance on how to stay safe.

Est. cost: Low

Strengthen coastal defenses

Long-term

Invest in coastal protection measures such as seawalls and beach nourishment to mitigate the impacts of sea level rise and erosion.

Est. cost: Very High

Promote bushfire preparedness

Near-term

Educate residents on how to prepare their properties for bushfires and develop a bushfire survival plan.

Est. cost: Low

Plant more trees

Long-term

Increase tree canopy cover to reduce the urban heat island effect and provide shade.

Est. cost: Medium

Council & Emergency Services

City of Gold Coast
Emergency Services

Data last updated: 22 March 2026

Explore Coomera Risk Reports

Frequently Asked Questions

Is Coomera at risk of flooding?

Based on available data, Coomera has a notable 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 Coomera?

Insurance costs for flood cover in Coomera 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 Coomera?

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

Elevation is a critical factor in flood risk. Properties at higher elevations within Coomera 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 are the main climate risks in Coomera?

ClimateNest's suburb model rates Coomera's dominant climate risk as extreme heat at 6/10 on a 0–10 index, followed by damaging wind (6/10) and severe storm (6/10). These are suburb-level averages — an address-level report is needed to confirm the risk of a specific property in Coomera.

What share of Coomera is exposed to high bushfire risk?

ClimateNest's hazard overlay maps 17.7% of Coomera in high-risk zones for bushfire, with a further 68.4% in moderate-risk zones. Suburb-level exposure is not uniform — individual properties can differ from these averages, so an address-level check is recommended.

Is Coomera Safe from Climate Risk?

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

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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 · Australian addresses only · 8 hazard scores · Insurance trajectory · 2030 & 2050 projections