Flood Risk in Dilkoon, NSW: 2026 Assessment

Dilkoon, New South Wales· UNKNOWN
Dilkoon faces a moderate risk of flooding, primarily from heavy rainfall events and potential riverine flooding. Local topography and drainage capacity influence the extent of potential inundation.Updated 4 May 2026

Flood Risk Score

4.0/10

Dilkoon faces a moderate risk of flooding, primarily from heavy rainfall events and potential riverine flooding. Local topography and drainage capacity influence the extent of potential inundation.

Key Facts

Flood Risk
Dilkoon faces a moderate risk of flooding, primarily from heavy rainfall events and potential riverine flooding. Local topography and drainage capacity influence the extent of potential inundation.
Trend
increasing
Suburb
Dilkoon, NSW
Overall Risk
Medium
Postcode
2460
Region
Coastal NSW
Median property value
$925,000
Dominant hazard
extreme heat (5/10)
Highest high-risk exposure
12.1% of land (bushfire)

Flood Risk Analysis

Dilkoon, 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 maintains flood maps and provides guidance on flood preparedness.

Dilkoon faces a moderate risk of flooding, primarily from heavy rainfall events and potential riverine flooding. Local topography and drainage capacity influence the extent of potential inundation.

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.

Dilkoon sits within ClimateNest's suburb-level hazard model for flood risk. 4.1% of the suburb's land area is mapped in high-risk flood zones and 80.1% 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 Dilkoon.

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

Dilkoon 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 Dilkoon.

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

Local Hazard Evidence

Nearest WaterwayLocal creeks and drainage systems
Elevation RangeVariable, ranging from flat to gently sloping areas
Flood Zone ClassificationAreas near creeks are susceptible to flooding

Historical Events

2017
Moderate

Heavy rainfall caused flash flooding in low-lying areas of Dilkoon.

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 home cooling and insulation

Near-term

Install insulation, shading, and efficient air conditioning to reduce heat stress during heatwaves.

Est. cost: Medium

Upgrade drainage infrastructure

Near-term

Invest in improved drainage systems to mitigate flood risk in low-lying areas.

Est. cost: High

Promote water conservation

Long-term

Implement water-saving measures to reduce water stress during droughts and heatwaves.

Est. cost: Low

Council & Emergency Services

UNKNOWN
Emergency Services

Data last updated: 4 May 2026

Explore Dilkoon Risk Reports

Frequently Asked Questions

Is Dilkoon at risk of flooding?

Based on available data, Dilkoon 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 Dilkoon?

Insurance costs for flood cover in Dilkoon 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 Dilkoon?

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

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

ClimateNest's suburb model rates Dilkoon'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 Dilkoon.

What share of Dilkoon is exposed to high bushfire risk?

ClimateNest's hazard overlay maps 12.1% of Dilkoon in high-risk zones for bushfire, with a further 76% 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 Dilkoon Safe from Climate Risk?

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