๐Ÿ“ฎ Killingworth postcode: 2250

Flood Risk in Killingworth, VIC: 2026 Assessment

Killingworth, Victoriaยท Lake Macquarieยท 2250
Killingworth 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 21 May 2026

Flood Risk Score

6.0/10

Killingworth 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
Killingworth 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
Killingworth, VIC
Overall Risk
Medium
Postcode
3717
Highest high-risk exposure
14.7% of land (bushfire)

Flood Risk Analysis

Killingworth, located in Victoria, 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 Victoria.

Some properties are located in areas susceptible to flash flooding.

Killingworth 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.

Killingworth sits within ClimateNest's suburb-level hazard model for flood risk. 6% of the suburb's land area is mapped in high-risk flood zones and 74.3% 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 Killingworth.

Killingworth (postcode 3717) is tracked in ClimateNest's suburb hazard model, which maps the share of the suburb's land exposed to each hazard at high and moderate levels. The suburb's highest high-risk exposures are bushfire (14.7% of land in high-risk zones), riverine flood (6% of land in high-risk zones), surface flood (3.8% of land in high-risk zones). Exposure is not uniform across Killingworth โ€” individual properties can sit well above or below these averages, so an address-level check is recommended before buying, selling or insuring.

Local Hazard Evidence

Nearest WaterwayCockle Creek
Elevation Range20-40 meters
Flood Zone ClassificationPartially within a 100-year flood zone

Historical Events

2007
Moderate

Major flooding occurred in the Hunter region, impacting Killingworth with property damage and road closures.

Adaptation & Mitigation Actions

Improve stormwater drainage

Near-term

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

Est. cost: Medium

Implement a heatwave management plan

Immediate

Develop and implement a heatwave management plan to protect vulnerable residents during extreme heat events. This includes establishing cooling centers and providing public awareness campaigns.

Est. cost: Low

Reduce bushfire fuel loads

Near-term

Implement a program to reduce bushfire fuel loads in and around Killingworth. This includes clearing vegetation and conducting controlled burns.

Est. cost: Medium

Raise community awareness

Long-term

Educate residents about climate change risks and adaptation measures. This includes providing information on how to prepare for floods, heatwaves, and bushfires.

Est. cost: Low

Council & Emergency Services

Lake Macquarie City Council
Emergency Services

Data last updated: 21 May 2026

Explore Killingworth Risk Reports

Frequently Asked Questions

Is Killingworth at risk of flooding?

Based on available data, Killingworth has a notable flood risk profile. Flood risk varies by address โ€” check your specific property for precise flood zone mapping and elevation data with ClimateNest.

What flood insurance costs can I expect in Killingworth?

Insurance costs for flood cover in Killingworth 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 Killingworth?

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

Elevation is a critical factor in flood risk. Properties at higher elevations within Killingworth 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 share of Killingworth is exposed to high bushfire risk?

ClimateNest's hazard overlay maps 14.7% of Killingworth in high-risk zones for bushfire, with a further 57.3% in moderate-risk zones. Suburb-level exposure is not uniform โ€” individual properties can differ from these averages, so an address-level check is recommended.

Is Killingworth Safe from Climate Risk?

Enter your address below for an instant climate risk assessment for Killingworth, Victoria, 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 ยท Australian addresses only ยท 8 hazard scores ยท Insurance trajectory ยท 2030 & 2050 projections