📮 Claymore postcode: 2559

Flood Risk in Claymore, NSW: 2026 Assessment

Claymore, New South Wales· Campbelltown· 2559
Claymore faces a moderate risk of flooding, primarily from heavy rainfall events and nearby waterways. Properties in low-lying areas are particularly vulnerable.Updated 3 May 2026

Flood Risk Score

6.0/10

Claymore faces a moderate risk of flooding, primarily from heavy rainfall events and nearby waterways. Properties in low-lying areas are particularly vulnerable.

Key Facts

Flood Risk
Claymore faces a moderate risk of flooding, primarily from heavy rainfall events and nearby waterways. Properties in low-lying areas are particularly vulnerable.
Trend
increasing
Suburb
Claymore, NSW
Overall Risk
Medium
Postcode
2559
Region
Greater Sydney
Median property value
$1.6 million
Dominant hazard
extreme heat (5/10)
Highest high-risk exposure
9.9% of land (surface flood)

Flood Risk Analysis

Claymore, 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 Bow Bowing Creek are susceptible to flash flooding during heavy rainfall events.

Claymore faces a moderate risk of flooding, primarily from heavy rainfall events and nearby waterways. Properties in low-lying areas are particularly 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.

Claymore 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 76% 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 Claymore.

On ClimateNest's 0–10 suburb hazard index, Claymore scores 3 for flood risk — a lower exposure relative to the Australian suburb range. For comparison, properties in Claymore can still sit well above or below this suburb average depending on elevation, distance to waterways or vegetation, and local drainage.

Claymore located in Greater Sydney (postcode 2559), is a New South Wales suburb tracked by ClimateNest. The suburb's median property value is $1.6 million, and understanding climate exposure is becoming a standard part of due diligence for buyers, lenders and insurers pricing property in Claymore.

Across the six hazard axes ClimateNest models, the dominant climate risk in Claymore is extreme heat (score 5/10), with moderate exposure. Insurance signals for the suburb point to premiums rising moderately (+20% by 2030). These suburb-level signals help prioritise which properties need the closest look — the actual risk of any single home can only be confirmed with an address-level report.

Whether you are buying, selling or renovating in Claymore, extreme heat is the hazard to weigh first. Local council planning controls, state hazard mapping and lender climate policies each reference this kind of suburb-level signal, and property decisions in Claymore are increasingly made with an address-level climate report in hand.

Local Hazard Evidence

Nearest WaterwayBow Bowing Creek
Elevation Range40-60m
Flood Zone ClassificationPotentially affected by overland flow

Historical Events

2011
Moderate

Heavy rainfall caused flooding in low-lying areas of Campbelltown, including parts of Claymore.

Adaptation & Mitigation Actions

Improve Home Cooling

Immediate

Install energy-efficient air conditioning or fans to mitigate the impact of heatwaves. Consider insulation and shading to reduce heat gain.

Est. cost: $500 - $5000

Enhance Flood Resilience

Near-term

Raise electrical outlets and appliances above potential flood levels. Install flood barriers or levees if necessary.

Est. cost: $1000 - $10000

Plant Trees and Vegetation

Long-term

Increase tree cover to provide shade and reduce the urban heat island effect. Plant native species that are drought-tolerant.

Est. cost: $100 - $1000

Develop Community Emergency Plans

Near-term

Establish community-based emergency plans to prepare for and respond to heatwaves, floods, and other climate-related events.

Est. cost: Low

Council & Emergency Services

Campbelltown City Council
Emergency Services

Data last updated: 3 May 2026

Explore Claymore Risk Reports

Frequently Asked Questions

Is Claymore at risk of flooding?

Based on available data, Claymore 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 Claymore?

Insurance costs for flood cover in Claymore 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 Claymore?

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

Elevation is a critical factor in flood risk. Properties at higher elevations within Claymore 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 are the main climate risks in Claymore?

ClimateNest's suburb model rates Claymore's dominant climate risk as extreme heat at 5/10 on a 0–10 index, followed by damaging wind (4/10) and severe storm (4/10). These are suburb-level averages — an address-level report is needed to confirm the risk of a specific property in Claymore.

What share of Claymore is exposed to high surface flood risk?

ClimateNest's hazard overlay maps 9.9% of Claymore in high-risk zones for surface flood, with a further 83.7% 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 Claymore Safe from Climate Risk?

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