๐Ÿ“ฎ Homebush postcode: 2140

Flood Risk in Homebush, QLD: 2026 Assessment

Homebush, Queenslandยท UNKNOWNยท 2140
Homebush faces a moderate risk of flooding due to its proximity to waterways and low-lying areas. Climate change is expected to increase rainfall intensity, exacerbating flood risk.Updated 9 Mar 2026

Flood Risk Score

6.0/10

Homebush faces a moderate risk of flooding due to its proximity to waterways and low-lying areas. Climate change is expected to increase rainfall intensity, exacerbating flood risk.

Key Facts

Flood Risk
Homebush faces a moderate risk of flooding due to its proximity to waterways and low-lying areas. Climate change is expected to increase rainfall intensity, exacerbating flood risk.
Trend
increasing
Suburb
Homebush, QLD
Overall Risk
Medium
Postcode
4740
Highest high-risk exposure
15.3% of land (tropical cyclone)

Flood Risk Analysis

Homebush, located in Queensland, 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 Queensland.

Some areas of Homebush are susceptible to flash flooding during heavy rainfall events.

Homebush faces a moderate risk of flooding due to its proximity to waterways and low-lying areas. Climate change is expected to increase rainfall intensity, exacerbating flood risk.

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.

Homebush sits within ClimateNest's suburb-level hazard model for flood risk. 10% of the suburb's land area is mapped in high-risk flood zones and 71.7% 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 Homebush.

Homebush (postcode 4740) 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 tropical cyclone (15.3% of land in high-risk zones), bushfire (13.6% of land in high-risk zones), extreme wind (12.3% of land in high-risk zones). Exposure is not uniform across Homebush โ€” 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 WaterwayParramatta River
Elevation Range5-15 meters
Flood Zone ClassificationPartially within a 100-year flood zone

Historical Events

2011
Moderate

Significant flooding occurred in Homebush due to intense rainfall.

1990
Moderate

Heavy rainfall caused flooding in low-lying areas of Homebush.

Adaptation & Mitigation Actions

Improve Drainage Infrastructure

Near-term

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

Est. cost: High

Implement Heatwave Management Plan

Immediate

Develop and implement a heatwave management plan to protect vulnerable populations during extreme heat events.

Est. cost: Medium

Increase Urban Green Space

Long-term

Increase the amount of green space in Homebush to reduce the urban heat island effect and improve stormwater management.

Est. cost: High

Community Awareness Programs

Near-term

Educate residents about climate risks and adaptation measures through community awareness programs.

Est. cost: Low

Council & Emergency Services

City of Canada Bay Council
Emergency Services

Data last updated: 9 March 2026

Explore Homebush Risk Reports

Frequently Asked Questions

Is Homebush at risk of flooding?

Based on available data, Homebush has a notable flood risk profile. Flood risk varies by address โ€” check your specific property for precise flood zone mapping and elevation data with ClimateNest.

What flood insurance costs can I expect in Homebush?

Insurance costs for flood cover in Homebush 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 Homebush?

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

Elevation is a critical factor in flood risk. Properties at higher elevations within Homebush 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 Homebush is exposed to high tropical cyclone risk?

ClimateNest's hazard overlay maps 15.3% of Homebush in high-risk zones for tropical cyclone, with a further 58.3% in moderate-risk zones. Suburb-level exposure is not uniform โ€” individual properties can differ from these averages, so an address-level check is recommended.

Is Homebush Safe from Climate Risk?

Enter your address below for an instant climate risk assessment for Homebush, Queensland, 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 ยท Australian addresses only ยท 8 hazard scores ยท Insurance trajectory ยท 2030 & 2050 projections