Flood Risk in Bundook, NSW: 2026 Assessment

Bundook, New South Wales· UNKNOWN
Bundook faces a moderate risk of flooding, primarily from heavy rainfall events and nearby waterways. The risk is expected to increase due to climate change.Updated 7 May 2026

Flood Risk Score

6.5/10

Bundook faces a moderate risk of flooding, primarily from heavy rainfall events and nearby waterways. The risk is expected to increase due to climate change.

Key Facts

Flood Risk
Bundook faces a moderate risk of flooding, primarily from heavy rainfall events and nearby waterways. The risk is expected to increase due to climate change.
Trend
increasing
Suburb
Bundook, NSW
Overall Risk
Medium
Postcode
2422
Region
Coastal NSW
Median property value
$925,000
Dominant hazard
extreme heat (5/10)
Highest high-risk exposure
15.1% of land (surface flood)

Flood Risk Analysis

Bundook, 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.

Local creeks and drainage systems may be inadequate to handle increased rainfall intensity.

Bundook faces a moderate risk of flooding, primarily from heavy rainfall events and nearby waterways. The risk is expected to increase due to climate change.

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.

Bundook 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 70.9% 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 Bundook.

On ClimateNest's 0–10 suburb hazard index, Bundook scores 4 for flood risk — a moderate exposure relative to the Australian suburb range. For comparison, properties in Bundook can still sit well above or below this suburb average depending on elevation, distance to waterways or vegetation, and local drainage.

Bundook located in Coastal NSW (postcode 2422), 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 Bundook.

Across the six hazard axes ClimateNest models, the dominant climate risk in Bundook 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 Bundook, 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 Bundook are increasingly made with an address-level climate report in hand.

Local Hazard Evidence

Nearest WaterwayUnnamed Creek
Elevation Range200-250m
Flood Zone ClassificationUnknown

Historical Events

2020
Minor

Localized flooding occurred after a period of heavy rainfall.

2013
Moderate

Heavy rainfall caused flooding in low-lying areas of Bundook, resulting in property damage and road closures.

Adaptation & Mitigation Actions

Improve Flood Defenses

Near-term

Upgrade drainage systems and build flood levees to protect properties from flooding.

Est. cost: High

Bushfire Preparedness

Immediate

Implement bushfire management strategies, including controlled burns and community education programs.

Est. cost: Medium

Heatwave Action Plan

Near-term

Develop a heatwave action plan to protect vulnerable residents during extreme heat events.

Est. cost: Low

Water Conservation

Long-term

Promote water conservation measures to reduce water stress during droughts and heatwaves.

Est. cost: Low

Council & Emergency Services

UNKNOWN
Emergency Services

Data last updated: 7 May 2026

Explore Bundook Risk Reports

Frequently Asked Questions

Is Bundook at risk of flooding?

Based on available data, Bundook 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 Bundook?

Insurance costs for flood cover in Bundook 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 Bundook?

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

Elevation is a critical factor in flood risk. Properties at higher elevations within Bundook 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 Bundook?

ClimateNest's suburb model rates Bundook'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 Bundook.

What share of Bundook is exposed to high surface flood risk?

ClimateNest's hazard overlay maps 15.1% of Bundook in high-risk zones for surface flood, with a further 61% 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 Bundook Safe from Climate Risk?

Enter your address below for an instant climate risk assessment for Bundook, 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