Flood Risk in Marlowe, NSW: 2026 Assessment

Marlowe, New South Wales· UNKNOWN
Marlowe faces a moderate risk of flooding due to its proximity to waterways and low-lying areas. Intense rainfall events can lead to riverine and flash flooding.Updated 24 May 2026

Flood Risk Score

6.0/10

Marlowe faces a moderate risk of flooding due to its proximity to waterways and low-lying areas. Intense rainfall events can lead to riverine and flash flooding.

Key Facts

Flood Risk
Marlowe faces a moderate risk of flooding due to its proximity to waterways and low-lying areas. Intense rainfall events can lead to riverine and flash flooding.
Trend
increasing
Suburb
Marlowe, NSW
Overall Risk
Medium
Postcode
2622
Highest high-risk exposure
20.6% of land (bushfire)

Flood Risk Analysis

Marlowe, 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.

Some areas near the river are prone to flooding during heavy rainfall events.

Marlowe faces a moderate risk of flooding due to its proximity to waterways and low-lying areas. Intense rainfall events can lead to riverine and flash 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.

Marlowe sits within ClimateNest's suburb-level hazard model for flood risk. 9.4% of the suburb's land area is mapped in high-risk flood zones and 84.7% 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 Marlowe.

Marlowe (postcode 2622) 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 (20.6% of land in high-risk zones), riverine flood (9.4% of land in high-risk zones), surface flood (8.1% of land in high-risk zones). Exposure is not uniform across Marlowe — 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 WaterwayLocal River
Elevation Range50-70m
Flood Zone ClassificationPartially within flood zone

Historical Events

2020
Minor

Localized flooding due to heavy rainfall.

2011
Moderate

Major flooding event affected many parts of NSW, including areas near Marlowe.

Adaptation & Mitigation Actions

Improve Flood Defenses

Near-term

Invest in infrastructure to mitigate flood risk, such as improved drainage systems and levees.

Est. cost: High

Develop Heat Action Plan

Immediate

Implement a heat action plan to protect vulnerable populations during heatwaves.

Est. cost: Medium

Bushfire Preparedness

Near-term

Implement community education programs on bushfire preparedness and evacuation procedures.

Est. cost: Low

Upgrade Building Codes

Long-term

Update building codes to ensure new buildings are more resilient to climate change impacts, such as flooding and heatwaves.

Est. cost: High

Council & Emergency Services

Local Council
Emergency Services

Data last updated: 24 May 2026

Explore Marlowe Risk Reports

Frequently Asked Questions

Is Marlowe at risk of flooding?

Based on available data, Marlowe 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 Marlowe?

Insurance costs for flood cover in Marlowe 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 Marlowe?

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

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

ClimateNest's hazard overlay maps 20.6% of Marlowe in high-risk zones for bushfire, with a further 50.9% 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 Marlowe Safe from Climate Risk?

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