Flood Risk in Illabo, NSW: 2026 Assessment
Flood Risk Score
6.5/10Illabo faces a moderate risk of flooding, primarily from heavy rainfall events and the nearby Muttama Creek. Properties close to the creek are most vulnerable.
Key Facts
- Flood Risk
- Illabo faces a moderate risk of flooding, primarily from heavy rainfall events and the nearby Muttama Creek. Properties close to the creek are most vulnerable.
- Trend
- increasing
- Suburb
- Illabo, NSW
- Overall Risk
- Medium
- Postcode
- 2590
- Highest high-risk exposure
- 10.9% of land (surface flood)
Flood Risk Analysis
Illabo, 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 data indicates that properties close to the creek have been inundated in the past.
Illabo faces a moderate risk of flooding, primarily from heavy rainfall events and the nearby Muttama Creek. Properties close to the creek are most vulnerable.
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.
Illabo sits within ClimateNest's suburb-level hazard model for flood risk. 5.2% of the suburb's land area is mapped in high-risk flood zones and 75.4% 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 Illabo.
Illabo (postcode 2590) 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 surface flood (10.9% of land in high-risk zones), bushfire (8.7% of land in high-risk zones), riverine flood (5.2% of land in high-risk zones). Exposure is not uniform across Illabo 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
Historical Events
Localized flooding occurred due to intense rainfall, affecting low-lying areas.
Heavy rainfall caused Muttama Creek to flood, impacting some properties in Illabo.
Adaptation & Mitigation Actions
Improve Flood Defenses
Near-termUpgrade drainage infrastructure and implement flood mitigation measures along Muttama Creek.
Est. cost: Medium
Develop a Heat Action Plan
ImmediateEstablish cooling centers and provide public education on heat safety.
Est. cost: Low
Enhance Bushfire Preparedness
Near-termImplement vegetation management programs and support community fireguard groups.
Est. cost: Medium
Promote Water Conservation
Long-termEncourage water-efficient practices to address potential water scarcity issues.
Est. cost: Low
Council & Emergency Services
Explore Illabo Risk Reports
View other climate risk assessments for Illabo:
Frequently Asked Questions
Is Illabo at risk of flooding?
Based on available data, Illabo 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 Illabo?
Insurance costs for flood cover in Illabo 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 Illabo?
Yes, flood risk can affect property values in Illabo. 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 Illabo?
Elevation is a critical factor in flood risk. Properties at higher elevations within Illabo 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 Illabo is exposed to high surface flood risk?
ClimateNest's hazard overlay maps 10.9% of Illabo in high-risk zones for surface flood, with a further 69.8% 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 Illabo Safe from Climate Risk?
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