Flood Risk in Claremont, WA: 2026 Assessment

Claremont, Western Australia· UNKNOWN
Claremont faces a moderate risk of flooding, primarily from heavy rainfall events and proximity to the Swan River. Local drainage infrastructure may be overwhelmed during intense storms.Updated 22 Mar 2026

Flood Risk Score

4.5/10

Claremont faces a moderate risk of flooding, primarily from heavy rainfall events and proximity to the Swan River. Local drainage infrastructure may be overwhelmed during intense storms.

Key Facts

Flood Risk
Claremont faces a moderate risk of flooding, primarily from heavy rainfall events and proximity to the Swan River. Local drainage infrastructure may be overwhelmed during intense storms.
Trend
increasing
Suburb
Claremont, WA
Overall Risk
Medium
Postcode
6010
Region
Greater Perth
Median property value
$750,000
Dominant hazard
extreme heat (6/10)
Highest high-risk exposure
18% of land (tropical cyclone)

Flood Risk Analysis

Claremont, located in Western Australia, 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 Western Australia.

Historical flood events have impacted properties near the river. Improved drainage systems are needed to manage increased rainfall intensity.

Claremont faces a moderate risk of flooding, primarily from heavy rainfall events and proximity to the Swan River. Local drainage infrastructure may be overwhelmed during intense storms.

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.

Claremont sits within ClimateNest's suburb-level hazard model for flood risk. 5.7% of the suburb's land area is mapped in high-risk flood zones and 86.1% 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 Claremont.

On ClimateNest's 0–10 suburb hazard index, Claremont scores 2 for flood risk — a lower exposure relative to the Australian suburb range. For comparison, properties in Claremont can still sit well above or below this suburb average depending on elevation, distance to waterways or vegetation, and local drainage.

Claremont located in Greater Perth (postcode 6010), is a Western Australia suburb tracked by ClimateNest. The suburb's median property value is $750,000, and understanding climate exposure is becoming a standard part of due diligence for buyers, lenders and insurers pricing property in Claremont.

Across the six hazard axes ClimateNest models, the dominant climate risk in Claremont is extreme heat (score 6/10), 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 Claremont, 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 Claremont are increasingly made with an address-level climate report in hand.

Local Hazard Evidence

Nearest WaterwaySwan River
Elevation Range5-20 meters
Flood Zone ClassificationAreas near the Swan River are prone to flooding.

Historical Events

2010
Moderate

Heavy rainfall caused localized flooding in Claremont, particularly in low-lying areas near the Swan River.

Adaptation & Mitigation Actions

Upgrade Drainage Infrastructure

Near-term

Invest in improved drainage systems to manage increased rainfall intensity and reduce flood risk.

Est. cost: High

Implement Heat Action Plan

Immediate

Develop and implement a heat action plan to protect vulnerable residents during heatwaves, including cooling centers and community outreach programs.

Est. cost: Medium

Strengthen Coastal Defenses

Long-term

Implement coastal protection measures, such as seawalls and beach nourishment, to mitigate the impacts of sea level rise and coastal erosion.

Est. cost: Very High

Promote Water Conservation

Near-term

Encourage water conservation measures to reduce demand on water resources during periods of drought and heatwaves.

Est. cost: Low

Council & Emergency Services

Town of Claremont
Emergency Services

Data last updated: 22 March 2026

Explore Claremont Risk Reports

Frequently Asked Questions

Is Claremont at risk of flooding?

Based on available data, Claremont 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 Claremont?

Insurance costs for flood cover in Claremont 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 Claremont?

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

Elevation is a critical factor in flood risk. Properties at higher elevations within Claremont 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 Claremont?

ClimateNest's suburb model rates Claremont's dominant climate risk as extreme heat at 6/10 on a 0–10 index, followed by damaging wind (4/10) and bushfire (3/10). These are suburb-level averages — an address-level report is needed to confirm the risk of a specific property in Claremont.

What share of Claremont is exposed to high tropical cyclone risk?

ClimateNest's hazard overlay maps 18% of Claremont in high-risk zones for tropical cyclone, with a further 76.5% 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 Claremont Safe from Climate Risk?

Enter your address below for an instant climate risk assessment for Claremont, Western Australia, 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