Flood Risk in Bundewallah, NSW: 2026 Assessment

Bundewallah, New South Wales· UNKNOWN
Bundewallah 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 25 May 2026

Flood Risk Score

6.0/10

Bundewallah 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
Bundewallah 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
Bundewallah, NSW
Overall Risk
Medium
Postcode
2535
Region
Regional NSW
Median property value
$550,000
Dominant hazard
extreme heat (6/10)
Highest high-risk exposure
14.8% of land (bushfire)

Flood Risk Analysis

Bundewallah, 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 inundation in low-lying areas.

Bundewallah 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.

Bundewallah sits within ClimateNest's suburb-level hazard model for flood risk. 9.7% of the suburb's land area is mapped in high-risk flood zones and 60.8% 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 Bundewallah.

On ClimateNest's 0–10 suburb hazard index, Bundewallah scores 3 for flood risk — a lower exposure relative to the Australian suburb range. For comparison, properties in Bundewallah can still sit well above or below this suburb average depending on elevation, distance to waterways or vegetation, and local drainage.

Bundewallah located in Regional NSW (postcode 2535), is a New South Wales suburb tracked by ClimateNest. The suburb's median property value is $550,000, and understanding climate exposure is becoming a standard part of due diligence for buyers, lenders and insurers pricing property in Bundewallah.

Across the six hazard axes ClimateNest models, the dominant climate risk in Bundewallah is extreme heat (score 6/10), with moderate exposure. Insurance signals for the suburb point to premiums rising moderately (+25% 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 Bundewallah, 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 Bundewallah are increasingly made with an address-level climate report in hand.

Local Hazard Evidence

Nearest WaterwayShoalhaven River
Elevation Range50-100m
Flood Zone ClassificationPartially within flood zone

Historical Events

2016
Moderate

Heavy rainfall caused flooding in low-lying areas of Bundewallah.

Adaptation & Mitigation Actions

Improve Flood Defenses

Near-term

Invest in infrastructure to mitigate flood risk, such as levees and improved drainage systems.

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

Community Resilience Building

Long-term

Promote community-based initiatives to enhance resilience to climate change impacts.

Est. cost: Low

Council & Emergency Services

Shoalhaven City Council
Emergency Services

Data last updated: 25 May 2026

Explore Bundewallah Risk Reports

Frequently Asked Questions

Is Bundewallah at risk of flooding?

Based on available data, Bundewallah 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 Bundewallah?

Insurance costs for flood cover in Bundewallah 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 Bundewallah?

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

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

ClimateNest's suburb model rates Bundewallah's dominant climate risk as extreme heat at 6/10 on a 0–10 index, followed by bushfire (5/10) and damaging wind (4/10). These are suburb-level averages — an address-level report is needed to confirm the risk of a specific property in Bundewallah.

What share of Bundewallah is exposed to high bushfire risk?

ClimateNest's hazard overlay maps 14.8% of Bundewallah in high-risk zones for bushfire, with a further 65.7% 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 Bundewallah Safe from Climate Risk?

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