Flood Risk in Coomba Park, NSW: 2026 Assessment

Coomba Park, New South Wales· UNKNOWN
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.Updated 8 May 2026

Flood Risk Score

6.0/10

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.

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

Nearest WaterwayWallis Lake
Elevation Range0-20m
Flood Zone ClassificationLow-lying areas near Wallis Lake

Historical Events

2013
Moderate

Heavy rainfall caused flooding in low-lying areas near Wallis Lake.

Adaptation & Mitigation Actions

Improve drainage infrastructure

Near-term

Upgrade drainage systems to handle increased rainfall intensity and reduce the risk of flooding.

Est. cost: Medium

Implement a heatwave management plan

Immediate

Develop a plan to protect vulnerable populations during heatwaves, including cooling centers and community outreach programs.

Est. cost: Low

Strengthen coastal defenses

Long-term

Invest in coastal protection measures to mitigate the impacts of sea level rise and coastal erosion.

Est. cost: High

Reduce bushfire risk

Near-term

Implement bushfire mitigation measures, such as fuel reduction and community education programs.

Est. cost: Medium

Promote water conservation

Near-term

Encourage water conservation measures to reduce water demand during dry periods.

Est. cost: Low

Council & Emergency Services

UNKNOWN
Emergency Services

Data last updated: 8 May 2026

Explore Coomba Park Risk Reports

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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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