Flood Risk in Coomba Park, NSW: 2026 Assessment
Flood Risk Score
6.0/10Coomba Park faces a moderate risk of flooding due to its proximity to waterways and low-lying areas. Intense rainfall events can lead to riverine and flash flooding.
Key Facts
- Flood Risk
- Coomba Park faces a moderate risk of flooding due to its proximity to waterways and low-lying areas. Intense rainfall events can lead to riverine and flash flooding.
- Trend
- increasing
- Suburb
- Coomba Park, NSW
- Overall Risk
- Medium
- Postcode
- 2428
- Region
- Coastal NSW
- Median property value
- $925,000
- Dominant hazard
- extreme heat (5/10)
- Highest high-risk exposure
- 9.2% of land (bushfire)
Flood Risk Analysis
Coomba Park, 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 events have impacted properties near the lake.
Coomba Park faces a moderate risk of flooding due to its proximity to waterways 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.
Coomba Park sits within ClimateNest's suburb-level hazard model for flood risk. 3.9% of the suburb's land area is mapped in high-risk flood zones and 67.2% 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 Coomba Park.
On ClimateNest's 0–10 suburb hazard index, Coomba Park scores 4 for flood risk — a moderate exposure relative to the Australian suburb range. For comparison, properties in Coomba Park can still sit well above or below this suburb average depending on elevation, distance to waterways or vegetation, and local drainage.
Coomba Park located in Coastal NSW (postcode 2428), 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 Coomba Park.
Across the six hazard axes ClimateNest models, the dominant climate risk in Coomba Park 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 Coomba Park, 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 Coomba Park are increasingly made with an address-level climate report in hand.
Local Hazard Evidence
Historical Events
Heavy rainfall caused flooding in low-lying areas near Wallis Lake.
Adaptation & Mitigation Actions
Improve drainage infrastructure
Near-termUpgrade drainage systems to handle increased rainfall intensity and reduce the risk of flooding.
Est. cost: Medium
Implement a heatwave management plan
ImmediateDevelop a plan to protect vulnerable populations during heatwaves, including cooling centers and community outreach programs.
Est. cost: Low
Strengthen coastal defenses
Long-termInvest in coastal protection measures to mitigate the impacts of sea level rise and coastal erosion.
Est. cost: High
Reduce bushfire risk
Near-termImplement bushfire mitigation measures, such as fuel reduction and community education programs.
Est. cost: Medium
Promote water conservation
Near-termEncourage water conservation measures to reduce water demand during dry periods.
Est. cost: Low
Council & Emergency Services
Explore Coomba Park Risk Reports
View other climate risk assessments for Coomba Park:
Frequently Asked Questions
Is Coomba Park at risk of flooding?
Based on available data, Coomba Park 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 Coomba Park?
Insurance costs for flood cover in Coomba Park 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 Coomba Park?
Yes, flood risk can affect property values in Coomba Park. 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 Coomba Park?
Elevation is a critical factor in flood risk. Properties at higher elevations within Coomba Park 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 Coomba Park?
ClimateNest's suburb model rates Coomba Park'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 Coomba Park.
What share of Coomba Park is exposed to high bushfire risk?
ClimateNest's hazard overlay maps 9.2% of Coomba Park in high-risk zones for bushfire, with a further 81.2% 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 Coomba Park Safe from Climate Risk?
Enter your address below for an instant climate risk assessment for Coomba Park, 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