Yes — energy-efficient homes do sell for more.
Retrofitting your home with solar, insulation, or a heat pump isn’t just about saving money on bills. It’s also a smart investment.
In fact, UK homes with strong EPC ratings (A or B) consistently sell faster and for up to 14% more than similar properties.
The Data: Value Uplift by EPC Band
| EPC Band | Average Uplift in Sale Price |
| A/B | +14% |
| C | +4-6% |
| D | Baseline |
| E or Lower | -4% to -10% (discounted) |
Source: ONS + Rightmove, 2023 Housing Market Reports
Why Buyers Prefer Energy-Efficient Homes
- Lower bills = long-term savings
- Better comfort year-round
- Modern systems (heat pumps, solar, smart controls)
- Less maintenance and regulation risk
- Improved air quality (thanks to insulation + ventilation)
- Ready for net-zero future
Simple Upgrade → Big Return Example
Example:
- Semi-detached EPC D → B
- Add loft insulation + solar PV + smart heating
- Cost: ~£6,500 (with grants)
- Value increase: £9,000–£12,000
- Plus £800/year in energy savings
Bonus: Marketability Boost
“Homes with EPC B sell 3 weeks faster than EPC D properties.” Source: Rightmove Seller Trends 2023
Green Upgrades = Better Mortgage Access
- Lenders increasingly offer green mortgages
- Better EPC scores may unlock:
- Lower interest rates
- Higher loan-to-value
- Faster approvals
- Ideal for those planning to refinance or sell
Is the value gain guaranteed?
While it varies by location, data shows consistent national trends favoring higher EPC ratings.
Can a retrofit improve my EPC by 2 bands?
Yes — especially if combining insulation + solar + low-carbon heating.
Will buyers care about tech like solar?
Increasingly yes — it shows the home is future-ready and cheaper to run.
A Greener Home Isn’t Just Cheaper to Run — It’s Worth More, Too.
- Lenders increasingly offer green mortgages
- Better EPC scores may unlock:
- Lower interest rates
- Higher loan-to-value
- Faster approvals
- Ideal for those planning to refinance or sell