📮 Thornlands postcode: 4164

Is Thornlands, QLD Climate Safe? 2026 Assessment

Thornlands, Queensland· Redland· 4164
Moderate climate risk — address-specificUpdated 3 Apr 2026

Climate Safety Score

5.5/10

Moderate climate risk — address-specific

Key Facts

Climate Safety
Medium
Flood
Thornlands faces a moderate risk of flooding, primarily from heavy rainfall events and potential stormwater runoff. Areas near creeks and low-lying regions are more vulnerable.
Bushfire
Bushfire risk in Thornlands is moderate due to the presence of bushland areas. While not as high as some other regions, proactive measures are still important.
Heat
Thornlands is experiencing increasing heatwave intensity and frequency. This poses a risk to vulnerable populations and infrastructure.
Storm
Notable storm risk — tropical cyclones and severe thunderstorms in summer months
Postcode
4164
Highest high-risk exposure
13.4% of land (tropical cyclone)

Climate Safety Analysis

Thornlands in Queensland has an overall climate safety rating of Medium. This multi-hazard assessment combines flood, bushfire, heat, coastal, and storm risk data with climate projections to 2050 from CSIRO and the Bureau of Meteorology.

Key factors affecting Thornlands's climate safety include heat, flood. Each hazard is assessed independently and combined for an overall picture. Australia has warmed by approximately 1.5 °C since 1910, with flow-on effects to fire weather, extreme rainfall, and heatwave frequency.

Climate safety for property in Thornlands is not uniform — it varies by address. Factors such as elevation, distance to waterways, proximity to bushland, and local drainage all influence actual risk at a specific property. Two nearby properties can have materially different risk profiles.

For a complete property-specific climate safety report for Thornlands including address-level hazard mapping, insurance outlook, and adaptation recommendations, use the ClimateNest full analysis tool.

Thornlands (postcode 4164) 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 (13.4% of land in high-risk zones), surface flood (12% of land in high-risk zones), extreme wind (9.8% of land in high-risk zones). Exposure is not uniform across Thornlands — 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

Distance to BushlandAdjacent to bushland reserves.
BAL OverlayQFES Bushfire Prone Area Map
Nearest WaterwayEprapah Creek
Flood ZoneAreas near Eprapah Creek are designated as flood zones.
Avg January Max30.5 °C

Historical Events

2022
Moderate

Heavy rainfall resulted in flash flooding and disruptions to transport networks.

2020
Minor

Severe thunderstorms caused localized flooding and power outages.

2019
Moderate

Prolonged heatwave conditions led to increased hospital admissions and strain on infrastructure.

2013
Moderate

Severe flooding impacted Thornlands, causing property damage and road closures.

Adaptation & Mitigation Actions

Improve stormwater drainage

Near-term

Upgrade stormwater infrastructure to handle increased rainfall intensity and reduce flooding risk.

Est. cost: High

Protect coastal ecosystems

Near-term

Restore and protect mangroves and other coastal vegetation to buffer against erosion and storm surges.

Est. cost: Medium

Implement stricter building codes

Near-term

Require new buildings to be more resilient to flooding, heatwaves, and bushfires.

Est. cost: Low

Develop community emergency plans

Immediate

Create and disseminate emergency plans to help residents prepare for and respond to extreme weather events.

Est. cost: Low

Council & Emergency Services

Redland City Council
Emergency Services

Data last updated: 3 April 2026

Explore Thornlands Risk Reports

Frequently Asked Questions

Is Thornlands safe from climate change?

No location in Australia is entirely immune to climate change impacts. Thornlands has an overall Medium climate risk rating. Understanding the specific hazards at your property address — not just the suburb average — provides the most reliable risk picture.

Which climate hazard poses the biggest risk in Thornlands?

The dominant hazard for Thornlands depends on geography and local environment. Proximity to waterways elevates flood risk, while proximity to bushland increases bushfire risk. ClimateNest's multi-hazard analysis identifies the highest-risk hazards for any specific address.

How does Thornlands compare to nearby suburbs for climate safety?

Nearby suburbs may have different climate risk profiles depending on elevation, vegetation cover, drainage patterns, and land use. ClimateNest allows comparison of climate safety scores across Queensland suburbs.

Should I be concerned about buying property in Thornlands?

Climate risk should be one factor in your decision, alongside price, location, and amenity. An informed buyer understands the specific risks at a property address and factors insurance costs and climate projections into their assessment of long-term value.

What climate projections should I know for Thornlands?

Key projections for Queensland from CSIRO include increased average temperatures, more frequent hot days, changes in rainfall seasonality, longer fire seasons, and potential increases in extreme rainfall intensity. These trends inform the long-term outlook for Thornlands.

What share of Thornlands is exposed to high tropical cyclone risk?

ClimateNest's hazard overlay maps 13.4% of Thornlands in high-risk zones for tropical cyclone, with a further 63% 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 Thornlands Safe from Climate Risk?

Enter your address below for an instant climate risk assessment for Thornlands, Queensland, 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