Flood Risk in Bunyan, NSW: 2026 Assessment

Bunyan, New South Wales· UNKNOWN
Bunyan faces a moderate risk of flooding, primarily from heavy rainfall events and nearby waterways. The risk is expected to increase with climate change due to more intense rainfall.Updated 5 May 2026

Flood Risk Score

4.0/10

Bunyan faces a moderate risk of flooding, primarily from heavy rainfall events and nearby waterways. The risk is expected to increase with climate change due to more intense rainfall.

Key Facts

Flood Risk
Bunyan faces a moderate risk of flooding, primarily from heavy rainfall events and nearby waterways. The risk is expected to increase with climate change due to more intense rainfall.
Trend
increasing
Suburb
Bunyan, NSW
Overall Risk
Medium
Postcode
2630
Region
Regional NSW
Median property value
$550,000
Dominant hazard
extreme heat (6/10)
Highest high-risk exposure
16.2% of land (bushfire)

Flood Risk Analysis

Bunyan, 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 affected in the past.

Bunyan faces a moderate risk of flooding, primarily from heavy rainfall events and nearby waterways. The risk is expected to increase with climate change due to more intense rainfall.

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.

Bunyan sits within ClimateNest's suburb-level hazard model for flood risk. 11% of the suburb's land area is mapped in high-risk flood zones and 77.8% 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 Bunyan.

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

Bunyan located in Regional NSW (postcode 2630), is a New South Wales suburb tracked by ClimateNest. The suburb's median property value is $550,000, and understanding climate exposure is becoming a standard part of due diligence for buyers, lenders and insurers pricing property in Bunyan.

Across the six hazard axes ClimateNest models, the dominant climate risk in Bunyan is extreme heat (score 6/10), with moderate exposure. Insurance signals for the suburb point to premiums rising moderately (+25% 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 Bunyan, 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 Bunyan are increasingly made with an address-level climate report in hand.

Local Hazard Evidence

Nearest WaterwayNumeralla River
Elevation Range700-800m
Flood Zone ClassificationAreas near the Numeralla River are susceptible to flooding.

Historical Events

2016
Moderate

Heavy rainfall caused the Numeralla River to flood, affecting low-lying areas in Bunyan.

Adaptation & Mitigation Actions

Bushfire Preparedness

Immediate

Create a bushfire survival plan and maintain a well-cleared property.

Est. cost: Low

Flood Mitigation

Near-term

Improve drainage around properties and consider flood-proofing measures.

Est. cost: Medium

Heatwave Preparedness

Immediate

Ensure access to cooling and stay hydrated during heatwaves.

Est. cost: Low

Community Education

Long-term

Participate in community workshops on climate change adaptation.

Est. cost: Low

Council & Emergency Services

UNKNOWN
Emergency Services

Data last updated: 5 May 2026

Explore Bunyan Risk Reports

Frequently Asked Questions

Is Bunyan at risk of flooding?

Based on available data, Bunyan 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 Bunyan?

Insurance costs for flood cover in Bunyan 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 Bunyan?

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

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

ClimateNest's suburb model rates Bunyan's dominant climate risk as extreme heat at 6/10 on a 0–10 index, followed by bushfire (5/10) and damaging wind (4/10). These are suburb-level averages — an address-level report is needed to confirm the risk of a specific property in Bunyan.

What share of Bunyan is exposed to high bushfire risk?

ClimateNest's hazard overlay maps 16.2% of Bunyan in high-risk zones for bushfire, with a further 72.3% 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 Bunyan Safe from Climate Risk?

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