📮 Bostobrick postcode: 2454

Flood Risk in Bostobrick, NSW: 2026 Assessment

Bostobrick, New South Wales· UNKNOWN· 2454
Bostobrick faces a moderate risk of flooding due to its location and rainfall patterns. Local waterways can overflow during heavy rain events, impacting properties and infrastructure.Updated 1 May 2026

Flood Risk Score

6.0/10

Bostobrick faces a moderate risk of flooding due to its location and rainfall patterns. Local waterways can overflow during heavy rain events, impacting properties and infrastructure.

Key Facts

Flood Risk
Bostobrick faces a moderate risk of flooding due to its location and rainfall patterns. Local waterways can overflow during heavy rain events, impacting properties and infrastructure.
Trend
increasing
Suburb
Bostobrick, NSW
Overall Risk
Medium
Postcode
2453
Region
Coastal NSW
Median property value
$925,000
Dominant hazard
extreme heat (5/10)
Highest high-risk exposure
24.7% of land (bushfire)

Flood Risk Analysis

Bostobrick, 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 that properties near the river have been impacted in the past.

Bostobrick faces a moderate risk of flooding due to its location and rainfall patterns. Local waterways can overflow during heavy rain events, impacting properties and infrastructure.

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.

Bostobrick sits within ClimateNest's suburb-level hazard model for flood risk. 5.8% of the suburb's land area is mapped in high-risk flood zones and 68.8% 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 Bostobrick.

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

Bostobrick located in Coastal NSW (postcode 2453), 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 Bostobrick.

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

Local Hazard Evidence

Nearest WaterwayNymboida River
Elevation Range200-400m
Flood Zone ClassificationAreas near the Nymboida River are susceptible to flooding.

Historical Events

2013
Moderate

Heavy rainfall caused the Nymboida River to flood, impacting low-lying areas of Bostobrick.

Adaptation & Mitigation Actions

Improve flood defenses

Near-term

Invest in infrastructure improvements to protect properties from flooding, such as levees and drainage systems.

Est. cost: High

Enhance bushfire preparedness

Immediate

Implement measures to reduce the risk of bushfires, such as hazard reduction burns and community education programs.

Est. cost: Medium

Develop a heatwave response plan

Near-term

Create a plan to protect vulnerable populations during heatwaves, such as opening cooling centers and providing assistance to those in need.

Est. cost: Low

Promote water conservation

Long-term

Encourage residents and businesses to conserve water to reduce the strain on water resources during droughts.

Est. cost: Low

Support community resilience

Long-term

Foster a sense of community and encourage residents to work together to prepare for and respond to climate change impacts.

Est. cost: Low

Council & Emergency Services

UNKNOWN
Emergency Services

Data last updated: 1 May 2026

Explore Bostobrick Risk Reports

Frequently Asked Questions

Is Bostobrick at risk of flooding?

Based on available data, Bostobrick 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 Bostobrick?

Insurance costs for flood cover in Bostobrick 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 Bostobrick?

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

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

ClimateNest's suburb model rates Bostobrick'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 Bostobrick.

What share of Bostobrick is exposed to high bushfire risk?

ClimateNest's hazard overlay maps 24.7% of Bostobrick in high-risk zones for bushfire, with a further 57.8% 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 Bostobrick Safe from Climate Risk?

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