๐Ÿ“ฎ Warilla postcode: 2528

Flood Risk in Warilla, NSW: 2026 Assessment

Warilla, New South Walesยท Shellharbourยท 2528
Warilla faces a moderate risk of flooding due to its proximity to Lake Illawarra and low-lying areas. Intense rainfall events can lead to stormwater runoff and riverine flooding.Updated 25 May 2026

Flood Risk Score

6.5/10

Warilla faces a moderate risk of flooding due to its proximity to Lake Illawarra and low-lying areas. Intense rainfall events can lead to stormwater runoff and riverine flooding.

Key Facts

Flood Risk
Warilla faces a moderate risk of flooding due to its proximity to Lake Illawarra and low-lying areas. Intense rainfall events can lead to stormwater runoff and riverine flooding.
Trend
increasing
Suburb
Warilla, NSW
Overall Risk
Medium
Postcode
2528
Highest high-risk exposure
13.2% of land (bushfire)

Flood Risk Analysis

Warilla, 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.

Several properties are located within identified flood zones.

Warilla faces a moderate risk of flooding due to its proximity to Lake Illawarra and low-lying areas. Intense rainfall events can lead to stormwater runoff 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.

Warilla sits within ClimateNest's suburb-level hazard model for flood risk. 7.8% of the suburb's land area is mapped in high-risk flood zones and 67.3% 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 Warilla.

Warilla (postcode 2528) 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 (13.2% of land in high-risk zones), riverine flood (7.8% of land in high-risk zones), surface flood (6.3% of land in high-risk zones). Exposure is not uniform across Warilla 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 WaterwayLake Illawarra
Elevation Range0-20m
Flood Zone ClassificationYes

Historical Events

2011
Moderate

Major flooding occurred in the Illawarra region, impacting Warilla.

Adaptation & Mitigation Actions

Improve Drainage Infrastructure

Near-term

Upgrade drainage systems to handle increased rainfall intensity and reduce flood risk.

Est. cost: Medium

Implement Bushfire Management Plans

Near-term

Develop and implement bushfire management plans to reduce the risk of fire damage.

Est. cost: Low

Protect Coastal Areas from Erosion

Long-term

Implement coastal protection measures to reduce the impact of sea level rise and coastal erosion.

Est. cost: High

Promote Energy Efficiency

Immediate

Encourage energy efficiency to reduce greenhouse gas emissions and mitigate climate change.

Est. cost: Low

Community Awareness Programs

Immediate

Educate residents about climate risks and preparedness measures.

Est. cost: Low

Council & Emergency Services

Shellharbour City Council
Emergency Services

Data last updated: 25 May 2026

Explore Warilla Risk Reports

Frequently Asked Questions

Is Warilla at risk of flooding?

Based on available data, Warilla 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 Warilla?

Insurance costs for flood cover in Warilla 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 Warilla?

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

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

ClimateNest's hazard overlay maps 13.2% of Warilla in high-risk zones for bushfire, with a further 71.6% 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 Warilla Safe from Climate Risk?

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