Flood Risk in Ravenswood, VIC: 2026 Assessment

Ravenswood, Victoria· Hornsby
Ravenswood faces a moderate risk of flooding, primarily from heavy rainfall events and potential overflow from nearby waterways.Updated 29 May 2026

Flood Risk Score

6.0/10

Ravenswood faces a moderate risk of flooding, primarily from heavy rainfall events and potential overflow from nearby waterways.

Key Facts

Flood Risk
Ravenswood faces a moderate risk of flooding, primarily from heavy rainfall events and potential overflow from nearby waterways.
Trend
increasing
Suburb
Ravenswood, VIC
Overall Risk
Medium
Postcode
3453
Highest high-risk exposure
13.4% of land (bushfire)

Flood Risk Analysis

Ravenswood, 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 may be susceptible to flash flooding during intense rainfall events.

Ravenswood faces a moderate risk of flooding, primarily from heavy rainfall events and potential overflow from nearby waterways.

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.

Ravenswood sits within ClimateNest's suburb-level hazard model for flood risk. 3% 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 Ravenswood.

Ravenswood (postcode 3453) 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 (13.4% of land in high-risk zones), surface flood (11.3% of land in high-risk zones), extreme wind (4.3% of land in high-risk zones). Exposure is not uniform across Ravenswood — 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 WaterwayLane Cove River
Elevation Range50-120m
Flood Zone ClassificationPotentially affected by overland flow

Historical Events

2022
Moderate

Heavy rainfall caused localized flooding in parts of Ravenswood, affecting some residential areas.

Adaptation & Mitigation Actions

Improve stormwater drainage

Near-term

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

Est. cost: Medium

Bushfire preparedness

Immediate

Implement bushfire preparedness measures, such as clearing vegetation around properties and developing evacuation plans.

Est. cost: Low

Heatwave early warning system

Near-term

Develop and implement a heatwave early warning system to alert vulnerable populations and provide guidance on how to stay safe.

Est. cost: Low

Green infrastructure

Long-term

Increase green spaces and tree cover to reduce the urban heat island effect and improve stormwater management.

Est. cost: Medium

Community education programs

Near-term

Conduct community education programs to raise awareness about climate risks and adaptation measures.

Est. cost: Low

Council & Emergency Services

Hornsby Shire Council
Emergency Services

Data last updated: 29 May 2026

Explore Ravenswood Risk Reports

Frequently Asked Questions

Is Ravenswood at risk of flooding?

Based on available data, Ravenswood 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 Ravenswood?

Insurance costs for flood cover in Ravenswood 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 Ravenswood?

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

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

ClimateNest's hazard overlay maps 13.4% of Ravenswood in high-risk zones for bushfire, with a further 58.9% 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 Ravenswood Safe from Climate Risk?

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