Flood Risk in Manchester Square, NSW: 2026 Assessment

Manchester Square, New South Wales
The suburb may experience flooding due to heavy rainfall and proximity to waterways.Updated 30 May 2026

Flood Risk Score

6.5/10

The suburb may experience flooding due to heavy rainfall and proximity to waterways.

Key Facts

Flood Risk
The suburb may experience flooding due to heavy rainfall and proximity to waterways.
Trend
increasing
Suburb
Manchester Square, NSW
Overall Risk
Medium
Postcode
2577
Highest high-risk exposure
22.4% of land (bushfire)

Flood Risk Analysis

Manchester Square, 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.

Local creeks and drainage systems may overflow during heavy rainfall events.

The suburb may experience flooding due to heavy rainfall and proximity to waterways.

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.

Manchester Square sits within ClimateNest's suburb-level hazard model for flood risk. 6.3% of the suburb's land area is mapped in high-risk flood zones and 82.1% 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 Manchester Square.

Manchester Square (postcode 2577) 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 (22.4% of land in high-risk zones), riverine flood (6.3% of land in high-risk zones), surface flood (5.4% of land in high-risk zones). Exposure is not uniform across Manchester Square — 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 RangeVaries
Flood Zone ClassificationPotentially affected

Historical Events

2011
Moderate

Major flooding event affected many parts of NSW, including areas near Manchester Square.

Adaptation & Mitigation Actions

Improve Drainage Infrastructure

Near-term

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

Est. cost: High

Develop a Heat Action Plan

Immediate

Implement a community heat action plan to protect vulnerable residents during heatwaves.

Est. cost: Medium

Bushfire Risk Mitigation

Near-term

Implement vegetation management and property maintenance programs to reduce bushfire risk.

Est. cost: Medium

Community Awareness Programs

Long-term

Conduct community workshops and awareness campaigns on climate risks and adaptation measures.

Est. cost: Low

Promote Water Conservation

Long-term

Encourage water conservation practices to mitigate the impacts of drought and water scarcity.

Est. cost: Low

Council & Emergency Services

Example Council
Emergency Services

Data last updated: 30 May 2026

Explore Manchester Square Risk Reports

Frequently Asked Questions

Is Manchester Square at risk of flooding?

Based on available data, Manchester Square 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 Manchester Square?

Insurance costs for flood cover in Manchester Square 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 Manchester Square?

Yes, flood risk can affect property values in Manchester Square. 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 Manchester Square?

Elevation is a critical factor in flood risk. Properties at higher elevations within Manchester Square 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 Manchester Square is exposed to high bushfire risk?

ClimateNest's hazard overlay maps 22.4% of Manchester Square in high-risk zones for bushfire, with a further 52% 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 Manchester Square Safe from Climate Risk?

Enter your address below for an instant climate risk assessment for Manchester Square, 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