Flood Risk in Hobart, TAS: 2026 Assessment
Flood Risk Score
6.5/10Hobart faces a moderate risk of flooding due to its location near the Derwent River and surrounding waterways. Heavy rainfall events can lead to riverine and flash flooding.
Key Facts
- Flood Risk
- Hobart faces a moderate risk of flooding due to its location near the Derwent River and surrounding waterways. Heavy rainfall events can lead to riverine and flash flooding.
- Trend
- increasing
- Suburb
- Hobart, TAS
- Overall Risk
- Medium
- Postcode
- 7000
- Region
- Greater Hobart
- Median property value
- $750,000
- Dominant hazard
- bushfire (5/10)
- Highest high-risk exposure
- 17% of land (coastal inundation)
Flood Risk Analysis
Hobart, 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.
The City of Hobart has implemented various flood mitigation measures, including improved drainage systems and flood levees.
Hobart faces a moderate risk of flooding due to its location near the Derwent River and surrounding waterways. Heavy rainfall events can lead to riverine and flash flooding.
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.
Hobart sits within ClimateNest's suburb-level hazard model for flood risk. 2.7% of the suburb's land area is mapped in high-risk flood zones and 73.7% 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 Hobart.
On ClimateNest's 0–10 suburb hazard index, Hobart scores 3 for flood risk — a lower exposure relative to the Australian suburb range. For comparison, properties in Hobart can still sit well above or below this suburb average depending on elevation, distance to waterways or vegetation, and local drainage.
Hobart located in Greater Hobart (postcode 7000), is a Tasmania suburb tracked by ClimateNest. The suburb's median property value is $750,000, and understanding climate exposure is becoming a standard part of due diligence for buyers, lenders and insurers pricing property in Hobart.
Across the six hazard axes ClimateNest models, the dominant climate risk in Hobart is bushfire (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 Hobart, bushfire 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 Hobart are increasingly made with an address-level climate report in hand.
Local Hazard Evidence
Historical Events
Significant flooding occurred in the Hobart area due to heavy rainfall.
Major flooding occurred in the Derwent Valley, impacting Hobart and surrounding areas.
Adaptation & Mitigation Actions
Improve flood defenses
Near-termInvest in infrastructure to protect low-lying areas from flooding, such as levees and improved drainage systems.
Est. cost: High
Strengthen bushfire preparedness
ImmediateImplement stricter building codes in bushfire-prone areas and provide residents with resources to prepare for bushfires.
Est. cost: Medium
Develop a heatwave response plan
Near-termCreate a plan to protect vulnerable populations during heatwaves, including cooling centers and public awareness campaigns.
Est. cost: Low
Protect coastal areas
Long-termImplement measures to protect coastal areas from erosion and inundation, such as seawalls and beach nourishment.
Est. cost: High
Council & Emergency Services
Explore Hobart Risk Reports
View other climate risk assessments for Hobart:
Frequently Asked Questions
Is Hobart at risk of flooding?
Based on available data, Hobart 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 Hobart?
Insurance costs for flood cover in Hobart 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 Hobart?
Yes, flood risk can affect property values in Hobart. 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 Hobart?
Elevation is a critical factor in flood risk. Properties at higher elevations within Hobart 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 Hobart?
ClimateNest's suburb model rates Hobart's dominant climate risk as bushfire at 5/10 on a 0–10 index, followed by damaging wind (5/10) and severe storm (5/10). These are suburb-level averages — an address-level report is needed to confirm the risk of a specific property in Hobart.
What share of Hobart is exposed to high coastal inundation risk?
ClimateNest's hazard overlay maps 17% of Hobart in high-risk zones for coastal inundation, with a further 70.8% 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 Hobart Safe from Climate Risk?
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