Flood Risk in Gloucester Tops, NSW: 2026 Assessment

Gloucester Tops, New South Wales· Mid-Coast
Gloucester Tops faces a moderate risk of flooding, primarily from heavy rainfall events and overflowing of local waterways. The risk is exacerbated by the steep terrain and potential for rapid runoff.Updated 31 May 2026

Flood Risk Score

6.5/10

Gloucester Tops faces a moderate risk of flooding, primarily from heavy rainfall events and overflowing of local waterways. The risk is exacerbated by the steep terrain and potential for rapid runoff.

Key Facts

Flood Risk
Gloucester Tops faces a moderate risk of flooding, primarily from heavy rainfall events and overflowing of local waterways. The risk is exacerbated by the steep terrain and potential for rapid runoff.
Trend
increasing
Suburb
Gloucester Tops, NSW
Overall Risk
High
Postcode
2422
Region
Regional
Median property value
$500,000
Dominant hazard
extreme heat (5/10)
Highest high-risk exposure
18.1% of land (bushfire)

Flood Risk Analysis

Gloucester Tops, 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 Gloucester River are most vulnerable.

Gloucester Tops faces a moderate risk of flooding, primarily from heavy rainfall events and overflowing of local waterways. The risk is exacerbated by the steep terrain and potential for rapid runoff.

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.

Gloucester Tops sits within ClimateNest's suburb-level hazard model for flood risk. 6.8% of the suburb's land area is mapped in high-risk flood zones and 75.3% 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 Gloucester Tops.

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

Gloucester Tops located in Regional (postcode 2422), 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 Gloucester Tops.

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

Local Hazard Evidence

Nearest WaterwayGloucester River
Elevation Range500-1000m
Flood Zone ClassificationPotentially affected areas near the Gloucester River

Historical Events

2020
Moderate

Significant flooding occurred in the Gloucester region due to heavy rainfall events, causing damage to infrastructure and agricultural land.

2011
Moderate

Heavy rainfall caused the Gloucester River to flood, affecting low-lying areas and disrupting transport.

Adaptation & Mitigation Actions

Bushfire Preparedness Plan

Immediate

Develop and implement a comprehensive bushfire preparedness plan for your property, including clearing vegetation, creating firebreaks, and having an evacuation plan.

Est. cost: Low

Flood Mitigation Measures

Near-term

Implement flood mitigation measures such as installing flood barriers, elevating electrical systems, and improving drainage around your property.

Est. cost: Medium

Heatwave Preparedness

Immediate

Ensure your home is well-insulated and has adequate ventilation. Install air conditioning or fans, and develop a plan to stay cool during heatwaves.

Est. cost: Low

Community Early Warning System

Near-term

Establish a community-based early warning system for bushfires, floods, and heatwaves to ensure residents receive timely alerts and can take appropriate action.

Est. cost: Medium

Sustainable Land Management

Long-term

Promote sustainable land management practices to reduce erosion, improve water quality, and enhance the resilience of ecosystems to climate change impacts.

Est. cost: High

Council & Emergency Services

Mid-Coast Council
Emergency Services

Data last updated: 31 May 2026

Explore Gloucester Tops Risk Reports

Frequently Asked Questions

Is Gloucester Tops at risk of flooding?

Based on available data, Gloucester Tops 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 Gloucester Tops?

Insurance costs for flood cover in Gloucester Tops 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 Gloucester Tops?

Yes, flood risk can affect property values in Gloucester Tops. 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 Gloucester Tops?

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

ClimateNest's suburb model rates Gloucester Tops'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 Gloucester Tops.

What share of Gloucester Tops is exposed to high bushfire risk?

ClimateNest's hazard overlay maps 18.1% of Gloucester Tops in high-risk zones for bushfire, with a further 74.8% 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 Gloucester Tops Safe from Climate Risk?

Enter your address below for an instant climate risk assessment for Gloucester Tops, 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