Flood Risk in Orange Grove, NSW: 2026 Assessment

Orange Grove, New South Wales· UNKNOWN
Orange Grove 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 9 May 2026

Flood Risk Score

6.0/10

Orange Grove 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
Orange Grove 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
Orange Grove, NSW
Overall Risk
Medium
Postcode
2380
Highest high-risk exposure
18% of land (bushfire)

Flood Risk Analysis

Orange Grove, 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 for specific flood studies.

Orange Grove 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.

Orange Grove sits within ClimateNest's suburb-level hazard model for flood risk. 5% of the suburb's land area is mapped in high-risk flood zones and 86.4% 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 Orange Grove.

Orange Grove (postcode 2380) is tracked in ClimateNest's suburb hazard model, which maps the share of the suburb's land exposed to each hazard at high and moderate levels. The suburb's highest high-risk exposures are bushfire (18% of land in high-risk zones), surface flood (12.1% of land in high-risk zones), riverine flood (5% of land in high-risk zones). Exposure is not uniform across Orange Grove — individual properties can sit well above or below these averages, so an address-level check is recommended before buying, selling or insuring.

Local Hazard Evidence

Nearest WaterwayLocal Creeks
Elevation RangeVariable
Flood Zone ClassificationPotentially affected areas near creeks

Historical Events

2011
Moderate

Heavy rainfall caused localized flooding in low-lying areas.

Adaptation & Mitigation Actions

Improve Drainage Infrastructure

Near-term

Upgrade drainage systems to handle increased rainfall intensity and reduce flood risk.

Est. cost: High

Implement Heat Action Plans

Immediate

Develop and implement heat action plans to protect vulnerable populations during heatwaves.

Est. cost: Medium

Bushfire Mitigation Measures

Near-term

Implement bushfire mitigation measures, such as vegetation management and fire breaks, to reduce bushfire risk.

Est. cost: Medium

Community Awareness Programs

Long-term

Conduct community awareness programs to educate residents about climate risks and adaptation measures.

Est. cost: Low

Council & Emergency Services

UNKNOWN
Emergency Services

Data last updated: 9 May 2026

Explore Orange Grove Risk Reports

Frequently Asked Questions

Is Orange Grove at risk of flooding?

Based on available data, Orange Grove 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 Orange Grove?

Insurance costs for flood cover in Orange Grove 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 Orange Grove?

Yes, flood risk can affect property values in Orange Grove. 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 Orange Grove?

Elevation is a critical factor in flood risk. Properties at higher elevations within Orange Grove 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 share of Orange Grove is exposed to high bushfire risk?

ClimateNest's hazard overlay maps 18% of Orange Grove in high-risk zones for bushfire, with a further 52.2% 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 Orange Grove Safe from Climate Risk?

Enter your address below for an instant climate risk assessment for Orange Grove, 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