๐Ÿ“ฎ Hamilton postcode: 7140

Flood Risk in Hamilton, TAS: 2026 Assessment

Hamilton, Tasmaniaยท UNKNOWNยท 7140
Hamilton is located near the Clyde River and is susceptible to flooding during periods of heavy rainfall. Riverine flooding can inundate low-lying areas and properties close to the riverbanks.Updated 31 Mar 2026

Flood Risk Score

6.0/10

Hamilton is located near the Clyde River and is susceptible to flooding during periods of heavy rainfall. Riverine flooding can inundate low-lying areas and properties close to the riverbanks.

Key Facts

Flood Risk
Hamilton is located near the Clyde River and is susceptible to flooding during periods of heavy rainfall. Riverine flooding can inundate low-lying areas and properties close to the riverbanks.
Trend
increasing
Suburb
Hamilton, TAS
Overall Risk
Medium
Postcode
7140
Highest high-risk exposure
10.1% of land (bushfire)

Flood Risk Analysis

Hamilton, located in Tasmania, 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 Tasmania.

Historical flood events have impacted properties along the Clyde River.

Hamilton is located near the Clyde River and is susceptible to flooding during periods of heavy rainfall. Riverine flooding can inundate low-lying areas and properties close to the riverbanks.

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.

Hamilton sits within ClimateNest's suburb-level hazard model for flood risk. 7.3% of the suburb's land area is mapped in high-risk flood zones and 78.3% 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 Hamilton.

Hamilton (postcode 7140) 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 (10.1% of land in high-risk zones), riverine flood (7.3% of land in high-risk zones), surface flood (5.7% of land in high-risk zones). Exposure is not uniform across Hamilton 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 WaterwayClyde River
Elevation RangeVaries, low-lying areas near the river
Flood Zone ClassificationAreas near the Clyde River are prone to flooding

Historical Events

2016
Moderate

Significant flooding occurred in the Clyde River, impacting low-lying areas of Hamilton.

Adaptation & Mitigation Actions

Improve Flood Defenses

Near-term

Upgrade drainage infrastructure and build flood levees to protect properties from riverine flooding.

Est. cost: High

Vegetation Management

Near-term

Implement vegetation management programs to reduce bushfire risk in surrounding areas.

Est. cost: Medium

Heatwave Preparedness

Immediate

Develop and implement heatwave preparedness plans to protect vulnerable populations during extreme heat events.

Est. cost: Low

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: 31 March 2026

Explore Hamilton Risk Reports

Frequently Asked Questions

Is Hamilton at risk of flooding?

Based on available data, Hamilton 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 Hamilton?

Insurance costs for flood cover in Hamilton 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 Hamilton?

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

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

ClimateNest's hazard overlay maps 10.1% of Hamilton in high-risk zones for bushfire, with a further 68.1% 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 Hamilton Safe from Climate Risk?

Enter your address below for an instant climate risk assessment for Hamilton, Tasmania, 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