📮 Codrington postcode: 2758

Flood Risk in Codrington, NSW: 2026 Assessment

Codrington, New South Wales· Hawkesbury· 2758
Codrington faces a high risk of flooding due to its location within the Hawkesbury-Nepean floodplain. The risk is projected to increase with climate change, leading to more frequent and intense flooding events.Updated 3 May 2026

Flood Risk Score

8.5/10

Codrington faces a high risk of flooding due to its location within the Hawkesbury-Nepean floodplain. The risk is projected to increase with climate change, leading to more frequent and intense flooding events.

Key Facts

Flood Risk
Codrington faces a high risk of flooding due to its location within the Hawkesbury-Nepean floodplain. The risk is projected to increase with climate change, leading to more frequent and intense flooding events.
Trend
increasing
Suburb
Codrington, NSW
Overall Risk
High
Postcode
2471
Region
Coastal NSW
Median property value
$925,000
Dominant hazard
extreme heat (5/10)
Highest high-risk exposure
21.9% of land (bushfire)

Flood Risk Analysis

Codrington, 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.

Codrington is located within a designated flood zone, and many properties have a history of flooding.

Codrington faces a high risk of flooding due to its location within the Hawkesbury-Nepean floodplain. The risk is projected to increase with climate change, leading to more frequent and intense flooding events.

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.

Codrington 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 88.4% 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 Codrington.

On ClimateNest's 0–10 suburb hazard index, Codrington scores 4 for flood risk — a moderate exposure relative to the Australian suburb range. For comparison, properties in Codrington can still sit well above or below this suburb average depending on elevation, distance to waterways or vegetation, and local drainage.

Codrington located in Coastal NSW (postcode 2471), is a New South Wales suburb tracked by ClimateNest. The suburb's median property value is $925,000, and understanding climate exposure is becoming a standard part of due diligence for buyers, lenders and insurers pricing property in Codrington.

Across the six hazard axes ClimateNest models, the dominant climate risk in Codrington is extreme heat (score 5/10), with moderate exposure. Insurance signals for the suburb point to premiums rising moderately (+30% 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 Codrington, 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 Codrington are increasingly made with an address-level climate report in hand.

Local Hazard Evidence

Nearest WaterwayHawkesbury River
Elevation Range10-30 meters
Flood Zone ClassificationYes

Historical Events

2022
Major

Severe flooding of the Hawkesbury River inundated many properties in Codrington, causing significant damage and displacement.

2016
Moderate

Flooding along the Hawkesbury River impacted Codrington, causing property damage and road closures.

Adaptation & Mitigation Actions

Improve Flood Defenses

Immediate

Invest in flood levees, drainage improvements, and early warning systems to reduce the impact of flooding.

Est. cost: High

Bushfire Mitigation

Near-term

Implement bushfire mitigation measures, such as vegetation management, fire breaks, and community education programs.

Est. cost: Medium

Heatwave Preparedness

Near-term

Develop a heatwave preparedness plan, including cooling centers, public awareness campaigns, and support for vulnerable populations.

Est. cost: Low

Sustainable Urban Planning

Long-term

Incorporate climate change considerations into urban planning decisions, such as building codes, land use zoning, and infrastructure development.

Est. cost: Medium

Council & Emergency Services

Hawkesbury City Council
Emergency Services

Data last updated: 3 May 2026

Explore Codrington Risk Reports

Frequently Asked Questions

Is Codrington at risk of flooding?

Based on available data, Codrington 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 Codrington?

Insurance costs for flood cover in Codrington 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 Codrington?

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

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

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

What share of Codrington is exposed to high bushfire risk?

ClimateNest's hazard overlay maps 21.9% of Codrington in high-risk zones for bushfire, with a further 57% 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 Codrington Safe from Climate Risk?

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