Flood Risk in Macmasters Beach, NSW: 2026 Assessment
Flood Risk Score
6.5/10Macmasters Beach faces a moderate risk of flooding due to its low-lying areas and proximity to waterways. Intense rainfall events can lead to flash flooding and riverine flooding.
Key Facts
- Flood Risk
- Macmasters Beach faces a moderate risk of flooding due to its low-lying areas and proximity to waterways. Intense rainfall events can lead to flash flooding and riverine flooding.
- Trend
- increasing
- Suburb
- Macmasters Beach, NSW
- Overall Risk
- Medium
- Postcode
- 2251
- Highest high-risk exposure
- 10.1% of land (surface flood)
Flood Risk Analysis
Macmasters Beach, 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 properties near the creek.
Macmasters Beach faces a moderate risk of flooding due to its low-lying areas and proximity to waterways. Intense rainfall events can lead to flash flooding and riverine 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.
Macmasters Beach sits within ClimateNest's suburb-level hazard model for flood risk. 5.8% of the suburb's land area is mapped in high-risk flood zones and 87.7% 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 Macmasters Beach.
Macmasters Beach (postcode 2251) 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 (10.1% of land in high-risk zones), bushfire (8.7% of land in high-risk zones), riverine flood (5.8% of land in high-risk zones). Exposure is not uniform across Macmasters Beach 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
Heavy rainfall led to flash flooding in low-lying areas, impacting some residential properties.
Adaptation & Mitigation Actions
Improve drainage infrastructure
Near-termUpgrade drainage systems to reduce the risk of flash flooding during heavy rainfall events.
Est. cost: Medium
Implement a heatwave early warning system
ImmediateDevelop and implement a heatwave early warning system to alert residents to impending heatwaves and provide guidance on how to stay safe.
Est. cost: Low
Protect and restore coastal ecosystems
Long-termProtect and restore coastal ecosystems, such as mangroves and saltmarshes, to provide natural protection from coastal erosion and storm surges.
Est. cost: Medium
Bushfire hazard reduction
Near-termUndertake regular bushfire hazard reduction activities, such as clearing vegetation and creating firebreaks, to reduce the risk of bushfires.
Est. cost: Low
Community education programs
Near-termDevelop and implement community education programs to raise awareness of climate risks and promote preparedness.
Est. cost: Low
Council & Emergency Services
Explore Macmasters Beach Risk Reports
View other climate risk assessments for Macmasters Beach:
Frequently Asked Questions
Is Macmasters Beach at risk of flooding?
Based on available data, Macmasters Beach 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 Macmasters Beach?
Insurance costs for flood cover in Macmasters Beach 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 Macmasters Beach?
Yes, flood risk can affect property values in Macmasters Beach. 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 Macmasters Beach?
Elevation is a critical factor in flood risk. Properties at higher elevations within Macmasters Beach 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 Macmasters Beach is exposed to high surface flood risk?
ClimateNest's hazard overlay maps 10.1% of Macmasters Beach in high-risk zones for surface flood, with a further 63.6% 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 Macmasters Beach Safe from Climate Risk?
Enter your address below for an instant climate risk assessment for Macmasters Beach, New South Wales, covering flood, bushfire, sea level rise and more.
What A$69 could save you from
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