๐Ÿ“ฎ Marrar postcode: 2652

Flood Risk in Marrar, NSW: 2026 Assessment

Marrar, New South Walesยท Juneeยท 2652
Marrar faces a moderate risk of flooding, primarily from heavy rainfall events and potential overflow from local waterways. The risk is expected to increase with climate change.Updated 4 May 2026

Flood Risk Score

6.0/10

Marrar faces a moderate risk of flooding, primarily from heavy rainfall events and potential overflow from local waterways. The risk is expected to increase with climate change.

Key Facts

Flood Risk
Marrar faces a moderate risk of flooding, primarily from heavy rainfall events and potential overflow from local waterways. The risk is expected to increase with climate change.
Trend
increasing
Suburb
Marrar, NSW
Overall Risk
Medium
Postcode
2652
Highest high-risk exposure
20% of land (bushfire)

Flood Risk Analysis

Marrar, 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 near the creek are most vulnerable.

Marrar faces a moderate risk of flooding, primarily from heavy rainfall events and potential overflow from local waterways. The risk is expected to increase with climate change.

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.

Marrar sits within ClimateNest's suburb-level hazard model for flood risk. 10.1% of the suburb's land area is mapped in high-risk flood zones and 71.9% 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 Marrar.

Marrar (postcode 2652) 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% of land in high-risk zones), riverine flood (10.1% of land in high-risk zones), surface flood (4.7% of land in high-risk zones). Exposure is not uniform across Marrar 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 WaterwayHulong Creek
Elevation Range230-250m
Flood Zone ClassificationAreas near Hulong Creek are prone to flooding.

Historical Events

2022
Moderate

Significant rainfall led to localized flooding, affecting roads and some residential areas.

2012
Moderate

Heavy rainfall caused flooding in low-lying areas of Marrar, impacting several properties.

Adaptation & Mitigation Actions

Upgrade Drainage Infrastructure

Near-term

Improve the capacity and resilience of drainage systems to manage increased rainfall and reduce flood risk.

Est. cost: High

Implement Bushfire Mitigation Measures

Immediate

Create and maintain firebreaks around properties, and implement community education programs on bushfire preparedness.

Est. cost: Medium

Develop Heatwave Preparedness Plans

Immediate

Establish cooling centers, provide assistance to vulnerable residents, and implement public awareness campaigns on heatwave safety.

Est. cost: Low

Promote Water Conservation

Long-term

Encourage water-efficient practices to reduce water stress during periods of drought and heatwaves.

Est. cost: Low

Council & Emergency Services

Junee Shire Council
Emergency Services

Data last updated: 4 May 2026

Explore Marrar Risk Reports

Frequently Asked Questions

Is Marrar at risk of flooding?

Based on available data, Marrar 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 Marrar?

Insurance costs for flood cover in Marrar 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 Marrar?

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

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

ClimateNest's hazard overlay maps 20% of Marrar in high-risk zones for bushfire, with a further 53.5% 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 Marrar Safe from Climate Risk?

Enter your address below for an instant climate risk assessment for Marrar, 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