Flood Risk in Charlotte Bay, NSW: 2026 Assessment

Charlotte Bay, New South Wales· UNKNOWN
Charlotte Bay is susceptible to flooding due to its proximity to waterways and low-lying areas. Heavy rainfall events can lead to riverine and flash flooding.Updated 9 May 2026

Flood Risk Score

6.5/10

Charlotte Bay is susceptible to flooding due to its proximity to waterways and low-lying areas. Heavy rainfall events can lead to riverine and flash flooding.

Key Facts

Flood Risk
Charlotte Bay is susceptible to flooding due to its proximity to waterways and low-lying areas. Heavy rainfall events can lead to riverine and flash flooding.
Trend
increasing
Suburb
Charlotte Bay, NSW
Overall Risk
Medium
Postcode
2428
Region
Coastal NSW
Median property value
$925,000
Dominant hazard
extreme heat (5/10)
Highest high-risk exposure
12.8% of land (bushfire)

Flood Risk Analysis

Charlotte Bay, 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.

Several properties are located near the creek and may be susceptible to flooding during heavy rainfall events.

Charlotte Bay is susceptible to flooding due to its proximity to waterways and low-lying areas. Heavy rainfall events can lead to riverine and flash flooding.

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.

Charlotte Bay 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 88.3% 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 Charlotte Bay.

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

Charlotte Bay located in Coastal NSW (postcode 2428), 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 Charlotte Bay.

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

Local Hazard Evidence

Nearest WaterwayUnnamed Creek
Elevation Range5-15m
Flood Zone ClassificationPartially within flood zone

Historical Events

2011
Moderate

Heavy rainfall caused localized flooding in low-lying areas of Charlotte Bay.

Adaptation & Mitigation Actions

Improve stormwater drainage

Near-term

Upgrade stormwater infrastructure to reduce the risk of flooding during heavy rainfall events.

Est. cost: Medium

Develop a heatwave response plan

Immediate

Implement a plan to protect vulnerable populations during heatwaves, including cooling centers and community outreach programs.

Est. cost: Low

Strengthen bushfire preparedness

Near-term

Provide residents with information and resources to prepare for bushfires, including creating a bushfire survival plan and maintaining their properties.

Est. cost: Low

Protect coastal areas

Long-term

Implement measures to protect coastal areas from erosion and inundation, such as building seawalls and restoring natural habitats.

Est. cost: High

Council & Emergency Services

UNKNOWN
Emergency Services

Data last updated: 9 May 2026

Explore Charlotte Bay Risk Reports

Frequently Asked Questions

Is Charlotte Bay at risk of flooding?

Based on available data, Charlotte Bay 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 Charlotte Bay?

Insurance costs for flood cover in Charlotte Bay 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 Charlotte Bay?

Yes, flood risk can affect property values in Charlotte Bay. 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 Charlotte Bay?

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

ClimateNest's suburb model rates Charlotte Bay'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 Charlotte Bay.

What share of Charlotte Bay is exposed to high bushfire risk?

ClimateNest's hazard overlay maps 12.8% of Charlotte Bay in high-risk zones for bushfire, with a further 76.1% 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 Charlotte Bay Safe from Climate Risk?

Enter your address below for an instant climate risk assessment for Charlotte Bay, 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