Flood Risk in Coramba, NSW: 2026 Assessment
Flood Risk Score
6.0/10Coramba faces a moderate risk of flooding due to its proximity to waterways and historical flood events. Climate change is expected to increase rainfall intensity, potentially worsening flood risks.
Key Facts
- Flood Risk
- Coramba faces a moderate risk of flooding due to its proximity to waterways and historical flood events. Climate change is expected to increase rainfall intensity, potentially worsening flood risks.
- Trend
- increasing
- Suburb
- Coramba, NSW
- Overall Risk
- Medium
- Postcode
- 2450
- Region
- Coastal NSW
- Median property value
- $925,000
- Dominant hazard
- extreme heat (5/10)
- Highest high-risk exposure
- 11.6% of land (bushfire)
Flood Risk Analysis
Coramba, located in New South Wales, 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 New South Wales.
Historical flood data indicates that properties near the Orara River have been affected by flooding in the past.
Coramba faces a moderate risk of flooding due to its proximity to waterways and historical flood events. Climate change is expected to increase rainfall intensity, potentially worsening flood risks.
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.
Coramba sits within ClimateNest's suburb-level hazard model for flood risk. 7.2% of the suburb's land area is mapped in high-risk flood zones and 70% 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 Coramba.
On ClimateNest's 0–10 suburb hazard index, Coramba scores 4 for flood risk — a moderate exposure relative to the Australian suburb range. For comparison, properties in Coramba can still sit well above or below this suburb average depending on elevation, distance to waterways or vegetation, and local drainage.
Coramba located in Coastal NSW (postcode 2450), is a New South Wales suburb tracked by ClimateNest. The suburb's median property value is $925,000, and understanding climate exposure is becoming a standard part of due diligence for buyers, lenders and insurers pricing property in Coramba.
Across the six hazard axes ClimateNest models, the dominant climate risk in Coramba is extreme heat (score 5/10), with moderate exposure. Insurance signals for the suburb point to premiums rising moderately (+30% 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 Coramba, 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 Coramba are increasingly made with an address-level climate report in hand.
Local Hazard Evidence
Historical Events
Significant flooding occurred in the Orara Valley, impacting Coramba and surrounding areas. Many homes were inundated, and infrastructure was damaged.
The Orara River experienced moderate flooding, affecting some properties near the riverbank.
Adaptation & Mitigation Actions
Upgrade Flood Defenses
Near-termInvest in infrastructure improvements to mitigate flood risks, such as levees and improved drainage systems.
Est. cost: High
Implement Bushfire Management Plans
ImmediateDevelop and implement comprehensive bushfire management plans, including fuel reduction and community education programs.
Est. cost: Medium
Develop Heatwave Management Strategies
Near-termEstablish heatwave early warning systems and provide support for vulnerable populations during extreme heat events.
Est. cost: Low
Promote Water Conservation
Long-termEncourage water conservation measures to reduce the impact of droughts and water scarcity.
Est. cost: Low
Council & Emergency Services
Explore Coramba Risk Reports
View other climate risk assessments for Coramba:
Frequently Asked Questions
Is Coramba at risk of flooding?
Based on available data, Coramba 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 Coramba?
Insurance costs for flood cover in Coramba 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 Coramba?
Yes, flood risk can affect property values in Coramba. 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 Coramba?
Elevation is a critical factor in flood risk. Properties at higher elevations within Coramba 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 Coramba?
ClimateNest's suburb model rates Coramba's dominant climate risk as extreme heat at 5/10 on a 0–10 index, followed by damaging wind (5/10) and severe storm (5/10). These are suburb-level averages — an address-level report is needed to confirm the risk of a specific property in Coramba.
What share of Coramba is exposed to high bushfire risk?
ClimateNest's hazard overlay maps 11.6% of Coramba in high-risk zones for bushfire, with a further 79.4% 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 Coramba Safe from Climate Risk?
Enter your address below for an instant climate risk assessment for Coramba, New South Wales, covering flood, bushfire, sea level rise and more.
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Full report from A$69 · Australian addresses only · 8 hazard scores · Insurance trajectory · 2030 & 2050 projections