๐Ÿ“ฎ Woongarrah postcode: 2259

Flood Risk in Woongarrah, NSW: 2026 Assessment

Woongarrah, New South Walesยท Central Coastยท 2259
Woongarrah faces a moderate risk of flooding due to its proximity to waterways and low-lying areas. Climate change is expected to increase rainfall intensity, exacerbating flood risk.Updated 30 May 2026

Flood Risk Score

6.5/10

Woongarrah faces a moderate risk of flooding due to its proximity to waterways and low-lying areas. Climate change is expected to increase rainfall intensity, exacerbating flood risk.

Key Facts

Flood Risk
Woongarrah faces a moderate risk of flooding due to its proximity to waterways and low-lying areas. Climate change is expected to increase rainfall intensity, exacerbating flood risk.
Trend
increasing
Suburb
Woongarrah, NSW
Overall Risk
Medium
Postcode
2259
Highest high-risk exposure
11.1% of land (bushfire)

Flood Risk Analysis

Woongarrah, 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 events have impacted Woongarrah, highlighting the need for improved flood management strategies.

Woongarrah faces a moderate risk of flooding due to its proximity to waterways and low-lying areas. Climate change is expected to increase rainfall intensity, exacerbating flood risk.

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.

Woongarrah sits within ClimateNest's suburb-level hazard model for flood risk. 6.8% of the suburb's land area is mapped in high-risk flood zones and 79.7% 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 Woongarrah.

Woongarrah (postcode 2259) 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 (11.1% of land in high-risk zones), surface flood (7.8% of land in high-risk zones), riverine flood (6.8% of land in high-risk zones). Exposure is not uniform across Woongarrah 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 WaterwayTuggerah Lake
Elevation Range0-20 meters
Flood Zone ClassificationSome areas are designated as flood zones.

Historical Events

2013
Moderate

Heavy rainfall led to flooding of Tuggerah Lake and surrounding low-lying areas, impacting Woongarrah.

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

Reduce bushfire fuel loads

Immediate

Implement programs to reduce fuel loads in bushland areas and promote property maintenance.

Est. cost: Medium

Develop a heatwave response plan

Near-term

Create a plan to protect vulnerable populations during heatwaves, including cooling centers and public awareness campaigns.

Est. cost: Low

Plan for sea level rise

Long-term

Develop a long-term plan to address the potential impacts of sea level rise on coastal areas.

Est. cost: High

Community education programs

Near-term

Educate the community about climate risks and adaptation measures.

Est. cost: Low

Council & Emergency Services

Central Coast Council
Emergency Services

Data last updated: 30 May 2026

Explore Woongarrah Risk Reports

Frequently Asked Questions

Is Woongarrah at risk of flooding?

Based on available data, Woongarrah 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 Woongarrah?

Insurance costs for flood cover in Woongarrah 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 Woongarrah?

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

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

ClimateNest's hazard overlay maps 11.1% of Woongarrah in high-risk zones for bushfire, with a further 59.4% 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 Woongarrah Safe from Climate Risk?

Enter your address below for an instant climate risk assessment for Woongarrah, New South Wales, covering flood, bushfire, sea level rise and more.

Free instant previewCSIRO-powered data

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