Flood Risk in Glengarrie, NSW: 2026 Assessment

Glengarrie, New South Wales· UNKNOWN
Glengarrie faces a moderate risk of flooding. This risk is primarily due to heavy rainfall events and the potential for stormwater runoff exceeding drainage capacity.Updated 28 May 2026

Flood Risk Score

4.0/10

Glengarrie faces a moderate risk of flooding. This risk is primarily due to heavy rainfall events and the potential for stormwater runoff exceeding drainage capacity.

Key Facts

Flood Risk
Glengarrie faces a moderate risk of flooding. This risk is primarily due to heavy rainfall events and the potential for stormwater runoff exceeding drainage capacity.
Trend
increasing
Suburb
Glengarrie, NSW
Overall Risk
Medium
Postcode
2486
Region
Regional
Median property value
$500,000
Dominant hazard
extreme heat (5/10)
Highest high-risk exposure
7.8% of land (surface flood)

Flood Risk Analysis

Glengarrie, 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.

Check local council flood maps for specific property risks.

Glengarrie faces a moderate risk of flooding. This risk is primarily due to heavy rainfall events and the potential for stormwater runoff exceeding drainage capacity.

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.

Glengarrie sits within ClimateNest's suburb-level hazard model for flood risk. 7.1% of the suburb's land area is mapped in high-risk flood zones and 86.9% 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 Glengarrie.

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

Glengarrie located in Regional (postcode 2486), is a New South Wales suburb tracked by ClimateNest. The suburb's median property value is $500,000, and understanding climate exposure is becoming a standard part of due diligence for buyers, lenders and insurers pricing property in Glengarrie.

Across the six hazard axes ClimateNest models, the dominant climate risk in Glengarrie is extreme heat (score 5/10), 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 Glengarrie, 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 Glengarrie are increasingly made with an address-level climate report in hand.

Local Hazard Evidence

Nearest WaterwayLocal creeks and stormwater drains
Elevation RangeVaries across the suburb
Flood Zone ClassificationPotentially affected areas near creeks

Historical Events

2011
Moderate

Major flooding event impacted the region, causing property damage and disruptions to transport.

Adaptation & Mitigation Actions

Improve Flood Defenses

Near-term

Upgrade drainage infrastructure and implement flood-proofing measures for properties.

Est. cost: Medium

Bushfire Preparedness

Immediate

Clear vegetation around homes, develop a bushfire survival plan, and participate in community fireguard programs.

Est. cost: Low

Heatwave Action Plan

Near-term

Establish cooling centers, provide support for vulnerable residents, and promote heat-safe practices.

Est. cost: Low

Community Resilience Program

Long-term

Develop a community-based climate resilience program to raise awareness, build capacity, and foster collaboration.

Est. cost: Medium

Council & Emergency Services

UNKNOWN
Emergency Services

Data last updated: 28 May 2026

Explore Glengarrie Risk Reports

Frequently Asked Questions

Is Glengarrie at risk of flooding?

Based on available data, Glengarrie 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 Glengarrie?

Insurance costs for flood cover in Glengarrie 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 Glengarrie?

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

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

ClimateNest's suburb model rates Glengarrie'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 Glengarrie.

What share of Glengarrie is exposed to high surface flood risk?

ClimateNest's hazard overlay maps 7.8% of Glengarrie in high-risk zones for surface flood, with a further 72.4% 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 Glengarrie Safe from Climate Risk?

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