The 12th National Risk Assessment: How Climate Change is Reshaping Real Estate in the U.S., Australia, and Europe

Introduction

Areas of N-E Australia are in flood again following three days of torrential weather where as much as TWO metres rain fell. For our American readers, that’s close to 80 inches of rain over 72 hours! That followed immediately on the heels of devastating fires in the south-east and west of the country!

At the time of writing, the economic impact of the Los Angeles fires is still being assessed but estimates suggest that the cost of the damage could be around $30 billion in insured losses. When uninsured damages and the broader economic impact are taken into account, the total cost could rise to as much as $250 billion to $275 billion!

Global warming ain’t cheap!

The global housing market, valued at over $50 trillion, has long been considered a cornerstone of economic stability. However, as climate change accelerates, new risks are reshaping the real estate landscape. The 12th National Risk Assessment: Property Prices in Peril by First Street Foundation highlights how climate risks, rising insurance costs, and shifting migration patterns are fundamentally altering property values in the U.S., Australia, and across Europe.

Extreme weather events such as wildfires, hurricanes, and floods are becoming more frequent, leading to higher insurance premiums, decreasing home values, and shifting desirability for once-popular locations.

The impact of climate on location desirability (source)

The devastating wildfires in Canada in 2024 and the severe flooding in Europe in 2024 further underscore the urgent need for climate resilience in real estate. Understanding these changes is essential for homebuyers, policymakers, and businesses alike.

1. The Growing Impact of Climate Risk on Real Estate

Climate change is no longer a distant threat — it’s actively influencing home values. In high-risk areas, properties that were once highly desirable are seeing insurance costs skyrocket, resale values drop, and buyer interest decline.

Key Findings from the Report:

  • Insurance premiums have doubled in the last decade, making homeownership more expensive in high-risk areas.
  • $1.4 trillion in real estate value is at risk due to climate-related disasters.
  • Over 55 million Americans and countless Australians and Europeans will likely relocate by 2055 to escape climate hazards, reshaping communities globally.
  • Coastal regions, wildfire-prone states, and flood zones will experience the steepest property value declines.

fire. wildfire at sunset. burning pine forest in the smoke
Wildfires are becoming more frequent and intense due to climate change.

2. Insurance Costs: The Hidden Threat to Homeownership

A major driver of property devaluation is the rising cost of home insurance. Insurers are adjusting rates based on climate risks, and in some cases, withdrawing coverage entirely from high-risk areas.

Key Insurance Trends:

  • Florida, Texas, California, and Australian coastal regions have seen the highest increases in premiums due to hurricanes, wildfires, and flooding.
  • Some areas are experiencing insurance premium hikes of 200-300%, making homeownership unaffordable.
  • Insurers are pulling out of high-risk markets, leaving homeowners to rely on expensive state-run insurance plans.
  • Mortgage lenders are factoring in insurance costs, further complicating home buying and selling decisions.

As insurance rates climb, homeowners are left with two choices: pay more for coverage or relocate to lower-risk areas. The latter option is fueling a significant demographic shift globally.

Macroeconomic risk categories based on modeled impacts of climate migration and climate driven insurance changes.
U.S. neighbourhoods most at risk from climate change.

3. Climate Migration: Where Are People Moving?

The report reveals that climate migration — the voluntary relocation of people due to climate risks—is reshaping the housing market worldwide. This shift is happening gradually, but its impact is already evident in property trends.

Projected Migration Trends:

  • 55 million Americans, along with millions in Europe and Australia, are expected to relocate by 2055 due to climate risks.
  • States like Vermont, Pennsylvania, and parts of the Midwest, as well as New Zealand and certain regions of Europe, are seeing population increases as people move from high-risk coastal areas.
  • The Sun Belt region (Florida, Texas, Arizona, etc.), wildfire-prone Australian regions, and flood-prone European areas are experiencing slowed growth due to climate risks.
  • Some high-risk neighborhoods are becoming unlivable, leading to declining property values and economic downturns.

Communities that plan ahead by investing in resilient infrastructure and sustainable housing will be better equipped to retain and attract residents, whereas those that fail to adapt will face population losses and economic decline.

4. The Future of Property Values: Winners and Losers

As climate risks become more central to real estate decisions, home values are shifting in response to consumer demand, insurance costs, and government policies.

Who Will Benefit?

Regions with lower climate risks (e.g., parts of the Midwest, Northeast, and select inland Australian and European areas) are expected to see increasing demand and rising property values. ✅ Homes built with climate resilience in mind (elevated homes, hurricane-proof structures) may retain or increase their value. ✅ Urban centers investing in flood prevention, wildfire management, and sustainable energy will attract homebuyers.

Who Will Lose?

Coastal cities facing rising sea levels will see declining home values due to repeated flooding and property damage. ❌ Wildfire-prone states like California and regions in Australia and Canada will struggle with affordability due to extreme insurance costs. ❌ Neighborhoods experiencing repeated climate disasters will lose long-term investment potential.

As more homebuyers consider climate risks in their housing decisions, the gap between “safe” and “high-risk” areas will continue to grow, influencing economic prosperity on a local and international scale.

5. How Homebuyers Can Adapt

For prospective homebuyers, navigating the evolving real estate market requires a new level of awareness and strategy.

Tips for Homebuyers and Investors:

  • Check climate risk reports before purchasing a home. Free online tools like First Street Foundation’s Flood Factor can help assess risk.
  • Understand insurance costs before committing. Some areas have premiums so high that they make homeownership impractical.
  • Look for climate-resilient properties. Homes built with flood resistance, fire-proof materials, or strong wind-resistant designs will hold their value better.
  • Consider long-term investment value. If a property is in a high-risk area, its resale value may decrease over time.
  • Stay informed on local policies. Cities investing in climate adaptation projects may offer more stable real estate opportunities.

Conclusion: The New Reality of Homeownership

Climate change is no longer an abstract concept—it is actively reshaping home values, influencing migration, and driving up insurance costs. The 12th National Risk Assessment provides a crucial wake-up call for homeowners, buyers, and policymakers to rethink how they approach real estate investments.

Key Takeaways: ✔ Climate risks are lowering property values in high-risk areas while boosting values in safer regions. ✔ Insurance costs are making some homes unaffordable, forcing homeowners to relocate. ✔ Climate migration is shifting population growth away from traditional hotspots like Florida, California, and parts of Australia. ✔ Real estate decisions must now include climate risk assessments to ensure long-term stability and investment security.

As the landscape of homeownership evolves, those who plan ahead and factor in climate resilience will be best positioned for a stable and successful future in real estate.

And remember, you also have a carbon footprint that is impacting your own locality. There are things that you can do to make a real difference

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