Flood Risk in Dumbudgery, NSW: 2026 Assessment

Dumbudgery, New South Wales· UNKNOWN
Dumbudgery faces a moderate risk of flooding due to its proximity to waterways and low-lying areas. Intense rainfall events can lead to flash flooding and riverine flooding.Updated 4 May 2026

Flood Risk Score

6.5/10

Dumbudgery faces a moderate risk of flooding due to its proximity to waterways and low-lying areas. Intense rainfall events can lead to flash flooding and riverine flooding.

Key Facts

Flood Risk
Dumbudgery faces a moderate risk of flooding due to its proximity to waterways and low-lying areas. Intense rainfall events can lead to flash flooding and riverine flooding.
Trend
increasing
Suburb
Dumbudgery, NSW
Overall Risk
High
Postcode
2460
Region
Coastal NSW
Median property value
$925,000
Dominant hazard
extreme heat (5/10)
Highest high-risk exposure
21.1% of land (bushfire)

Flood Risk Analysis

Dumbudgery, 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 council has identified areas at risk of flash flooding.

Dumbudgery faces a moderate risk of flooding due to its proximity to waterways and low-lying areas. Intense rainfall events can lead to flash flooding and riverine 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.

Dumbudgery sits within ClimateNest's suburb-level hazard model for flood risk. 6.4% of the suburb's land area is mapped in high-risk flood zones and 73% 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 Dumbudgery.

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

Dumbudgery located in Coastal NSW (postcode 2460), 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 Dumbudgery.

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

Local Hazard Evidence

Nearest WaterwayLocal creeks and drainage systems
Elevation RangeVariable, with some low-lying areas
Flood Zone ClassificationPotentially affected areas near creeks

Historical Events

2022
Moderate

Heavy rainfall caused flash flooding in low-lying areas, disrupting traffic and damaging property.

2011
Minor

Localized flooding occurred after a period of heavy rainfall, affecting some residential areas.

Adaptation & Mitigation Actions

Develop a community bushfire plan

Immediate

Create a plan that outlines evacuation routes, emergency contacts, and property protection measures.

Est. cost: Low

Improve stormwater drainage infrastructure

Near-term

Upgrade drainage systems to reduce the risk of flash flooding during heavy rainfall events.

Est. cost: Medium

Implement urban greening initiatives

Near-term

Plant trees and create green spaces to reduce the urban heat island effect and provide shade.

Est. cost: Medium

Establish a heatwave early warning system

Immediate

Develop a system to alert residents of impending heatwaves and provide advice on how to stay safe.

Est. cost: Low

Retrofit homes for energy efficiency

Long-term

Insulate homes and install energy-efficient appliances to reduce energy consumption and greenhouse gas emissions.

Est. cost: High

Council & Emergency Services

Example Council
Emergency Services

Data last updated: 4 May 2026

Explore Dumbudgery Risk Reports

Frequently Asked Questions

Is Dumbudgery at risk of flooding?

Based on available data, Dumbudgery 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 Dumbudgery?

Insurance costs for flood cover in Dumbudgery 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 Dumbudgery?

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

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

ClimateNest's suburb model rates Dumbudgery'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 Dumbudgery.

What share of Dumbudgery is exposed to high bushfire risk?

ClimateNest's hazard overlay maps 21.1% of Dumbudgery in high-risk zones for bushfire, with a further 56.9% 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 Dumbudgery Safe from Climate Risk?

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