📮 Davidson postcode: 2085

Flood Risk in Davidson, NSW: 2026 Assessment

Davidson, New South Wales· Northern Beaches· 2085
Davidson faces a moderate risk of flooding, primarily from heavy rainfall events and localised stormwater runoff. Properties in low-lying areas are more vulnerable.Updated 29 May 2026

Flood Risk Score

4.5/10

Davidson faces a moderate risk of flooding, primarily from heavy rainfall events and localised stormwater runoff. Properties in low-lying areas are more vulnerable.

Key Facts

Flood Risk
Davidson faces a moderate risk of flooding, primarily from heavy rainfall events and localised stormwater runoff. Properties in low-lying areas are more vulnerable.
Trend
increasing
Suburb
Davidson, NSW
Overall Risk
Medium
Postcode
2085
Region
Greater Sydney
Median property value
$1.6 million
Dominant hazard
extreme heat (5/10)
Highest high-risk exposure
11.4% of land (bushfire)

Flood Risk Analysis

Davidson, 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 Narrabeen Creek are susceptible to flash flooding during heavy rainfall events.

Davidson faces a moderate risk of flooding, primarily from heavy rainfall events and localised stormwater runoff. Properties in low-lying areas are more 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.

Davidson sits within ClimateNest's suburb-level hazard model for flood risk. 3% of the suburb's land area is mapped in high-risk flood zones and 84% 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 Davidson.

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

Davidson located in Greater Sydney (postcode 2085), 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 Davidson.

Across the six hazard axes ClimateNest models, the dominant climate risk in Davidson 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 Davidson, 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 Davidson are increasingly made with an address-level climate report in hand.

Local Hazard Evidence

Nearest WaterwayNarrabeen Creek
Elevation Range60-180m
Flood Zone ClassificationLow to Moderate

Historical Events

2020
Moderate

Heavy rainfall caused flash flooding in low-lying areas of Davidson, leading to road closures and property damage.

Adaptation & Mitigation Actions

Improve Bushfire Preparedness

Immediate

Implement bushfire protection measures, such as clearing vegetation, installing fire shutters, and developing evacuation plans.

Est. cost: Low to Medium

Enhance Flood Resilience

Near-term

Improve drainage infrastructure, elevate vulnerable equipment, and develop flood emergency plans.

Est. cost: Medium

Reduce Urban Heat Island Effect

Long-term

Increase green spaces, plant trees, and use reflective building materials to reduce heat absorption.

Est. cost: Medium to High

Develop Community Emergency Plans

Immediate

Establish community-based emergency response plans and communication networks to prepare for extreme weather events.

Est. cost: Low

Council & Emergency Services

Northern Beaches Council
Emergency Services

Data last updated: 29 May 2026

Explore Davidson Risk Reports

Frequently Asked Questions

Is Davidson at risk of flooding?

Based on available data, Davidson 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 Davidson?

Insurance costs for flood cover in Davidson 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 Davidson?

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

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

ClimateNest's suburb model rates Davidson'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 Davidson.

What share of Davidson is exposed to high bushfire risk?

ClimateNest's hazard overlay maps 11.4% of Davidson in high-risk zones for bushfire, with a further 71.1% 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 Davidson Safe from Climate Risk?

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