📮 Five Dock postcode: 2046

Flood Risk in Five Dock, NSW: 2026 Assessment

Five Dock, New South Wales· City of Canada Bay· 2046
Five Dock is at moderate risk of flooding due to its proximity to the Parramatta River and low-lying areas. Increased rainfall intensity could exacerbate the risk.Updated 3 May 2026

Flood Risk Score

6.5/10

Five Dock is at moderate risk of flooding due to its proximity to the Parramatta River and low-lying areas. Increased rainfall intensity could exacerbate the risk.

Key Facts

Flood Risk
Five Dock is at moderate risk of flooding due to its proximity to the Parramatta River and low-lying areas. Increased rainfall intensity could exacerbate the risk.
Trend
increasing
Suburb
Five Dock, NSW
Overall Risk
Medium
Postcode
2046
Region
Greater Sydney
Median property value
$1.6 million
Dominant hazard
extreme heat (5/10)
Highest high-risk exposure
11.1% of land (bushfire)

Flood Risk Analysis

Five Dock, 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 inundation along the Parramatta River foreshore.

Five Dock is at moderate risk of flooding due to its proximity to the Parramatta River and low-lying areas. Increased rainfall intensity could exacerbate the risk.

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.

Five Dock sits within ClimateNest's suburb-level hazard model for flood risk. 6.1% of the suburb's land area is mapped in high-risk flood zones and 77.7% 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 Five Dock.

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

Five Dock located in Greater Sydney (postcode 2046), 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 Five Dock.

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

Local Hazard Evidence

Nearest WaterwayParramatta River
Elevation Range5-15 meters
Flood Zone ClassificationPartially within flood zone

Historical Events

2011
Minor

Minor flooding occurred along the Parramatta River foreshore due to heavy rain.

1990
Moderate

Heavy rainfall caused flooding in low-lying areas of Five Dock.

Adaptation & Mitigation Actions

Improve stormwater drainage

Near-term

Upgrade stormwater infrastructure to handle increased rainfall intensity and reduce flood risk.

Est. cost: Medium

Implement heatwave early warning system

Immediate

Develop a system to alert residents of impending heatwaves and provide guidance on how to stay safe.

Est. cost: Low

Protect and restore coastal ecosystems

Long-term

Preserve and enhance mangroves and other coastal vegetation to provide natural protection from erosion and storm surges.

Est. cost: Medium

Promote green infrastructure

Near-term

Increase tree canopy cover and green spaces to reduce the urban heat island effect and improve stormwater management.

Est. cost: Medium

Council & Emergency Services

City of Canada Bay Council
Emergency Services

Data last updated: 3 May 2026

Explore Five Dock Risk Reports

Frequently Asked Questions

Is Five Dock at risk of flooding?

Based on available data, Five Dock 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 Five Dock?

Insurance costs for flood cover in Five Dock 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 Five Dock?

Yes, flood risk can affect property values in Five Dock. 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 Five Dock?

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

ClimateNest's suburb model rates Five Dock'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 Five Dock.

What share of Five Dock is exposed to high bushfire risk?

ClimateNest's hazard overlay maps 11.1% of Five Dock in high-risk zones for bushfire, with a further 81.4% 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 Five Dock Safe from Climate Risk?

Enter your address below for an instant climate risk assessment for Five Dock, 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