Flood Risk in Coralville, NSW: 2026 Assessment
Flood Risk Score
6.0/10Coralville faces a moderate risk of flooding due to its proximity to waterways and low-lying areas. Climate change is expected to increase rainfall intensity, exacerbating flood risk.
Key Facts
- Flood Risk
- Coralville faces a moderate risk of flooding due to its proximity to waterways and low-lying areas. Climate change is expected to increase rainfall intensity, exacerbating flood risk.
- Trend
- increasing
- Suburb
- Coralville, NSW
- Overall Risk
- Medium
- Postcode
- 2443
- Region
- Coastal NSW
- Median property value
- $925,000
- Dominant hazard
- extreme heat (5/10)
- Highest high-risk exposure
- 11.1% of land (bushfire)
Flood Risk Analysis
Coralville, 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 some areas of Coralville are prone to inundation during heavy rainfall events.
Coralville faces a moderate risk of flooding due to its proximity to waterways and low-lying areas. Climate change is expected to increase rainfall intensity, exacerbating flood risk.
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.
Coralville sits within ClimateNest's suburb-level hazard model for flood risk. 3.1% of the suburb's land area is mapped in high-risk flood zones and 81.5% 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 Coralville.
On ClimateNest's 0–10 suburb hazard index, Coralville scores 4 for flood risk — a moderate exposure relative to the Australian suburb range. For comparison, properties in Coralville can still sit well above or below this suburb average depending on elevation, distance to waterways or vegetation, and local drainage.
Coralville located in Coastal NSW (postcode 2443), 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 Coralville.
Across the six hazard axes ClimateNest models, the dominant climate risk in Coralville 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 Coralville, 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 Coralville are increasingly made with an address-level climate report in hand.
Local Hazard Evidence
Historical Events
Major flooding event impacted the region, causing property damage and road closures.
Adaptation & Mitigation Actions
Improve building resilience to heatwaves
ImmediateImplement building codes that require better insulation and passive cooling strategies to reduce the impact of heatwaves.
Est. cost: Medium
Enhance flood management infrastructure
Near-termUpgrade drainage systems and build flood barriers to protect properties from inundation during heavy rainfall events.
Est. cost: High
Create more green spaces
Near-termIncrease the amount of green space in Coralville to reduce the urban heat island effect and provide shade during heatwaves.
Est. cost: Medium
Develop a community emergency plan
ImmediateCreate a comprehensive emergency plan that outlines procedures for responding to climate-related disasters, such as heatwaves, floods, and bushfires.
Est. cost: Low
Council & Emergency Services
Explore Coralville Risk Reports
View other climate risk assessments for Coralville:
Frequently Asked Questions
Is Coralville at risk of flooding?
Based on available data, Coralville 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 Coralville?
Insurance costs for flood cover in Coralville 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 Coralville?
Yes, flood risk can affect property values in Coralville. 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 Coralville?
Elevation is a critical factor in flood risk. Properties at higher elevations within Coralville 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 Coralville?
ClimateNest's suburb model rates Coralville'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 Coralville.
What share of Coralville is exposed to high bushfire risk?
ClimateNest's hazard overlay maps 11.1% of Coralville in high-risk zones for bushfire, with a further 64.2% 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 Coralville Safe from Climate Risk?
Enter your address below for an instant climate risk assessment for Coralville, New South Wales, covering flood, bushfire, sea level rise and more.
What A$69 could save you from
*Industry sources: ICA, APRA, RBA
Full report from A$69 · Australian addresses only · 8 hazard scores · Insurance trajectory · 2030 & 2050 projections