How to Finance a Renovation Project in 2025 – Strategies That Work

19 July 2025

How to Finance a Renovation Project in 2025 – Strategies That Work

Renovation projects are booming in 2025. Whether you’re upgrading your home, flipping an investment property, or modernising a buy-to-let, one question always comes up:


How do you fund it—without draining your savings?


In this blog, we’ll walk you through the most effective ways to finance renovations in today’s market, with real-world examples and lender insights.


🔍 Why Renovation Projects Are on the Rise


Several key trends are driving the renovation wave this year:


  • 🏡 High property prices mean more people improve rather than move
  • 🔨 Energy efficiency mandates make upgrades essential
  • 🛋️ Buy-to-let investors are refurbishing to command higher rents
  • 💸 Equity-rich homeowners are tapping into rising values to improve their living space


But the right funding makes all the difference between a successful upgrade—and a stalled project.


💷 Option 1: Remortgage to Release Equity


If your property has increased in value, a remortgage could allow you to access that equity and fund improvements.


How it works:


  • Lender revalues your property
  • You borrow more against the new value
  • Funds are released upon completion (sometimes in stages)


📌 Best for: Homeowners or landlords with solid equity and good credit
📉
Downside: Takes time, and rates may be higher than before


🚀 Option 2: Bridging Finance for Fast Projects


A bridging loan is a short-term, interest-only facility designed for fast completion and quick resale or refinancing.


Features:


  • Funds in days
  • Based on asset value, not income
  • Often used when properties are uninhabitable or unmortgageable


📌 Best for: Flips, auction purchases, heavy refurb projects
⚠️
Watch out for: Higher costs—best used for short-term strategy


🌱 Option 3: Green Home Improvement Loans


With the UK focused on Net Zero goals, many lenders now offer green finance products tied to energy-efficient upgrades.


These include:


  • 🪟 New windows and insulation
  • ☀️ Solar panels or heat pumps
  • 💡 Smart energy systems


📌 Best for: Projects that will improve EPC rating
🏷️
Perks: Lower rates, cashback, or improved borrowing terms


👨‍👩‍👧‍👦 Option 4: Family or JV Partnership Funding


In some cases, renovation finance is supported via informal agreements:


  • Family loans or early inheritance
  • Joint ventures (JVs) where one party provides capital, the other labour or planning


📌 Best for: Trusted partnerships with clear exit plans
📝
Important: Get legal agreements in place


🧠 Option 5: Second Charge Mortgages


A second charge loan allows you to borrow against your property without remortgaging the original mortgage.


Benefits:


  • No need to disturb your current low-rate mortgage
  • Can be used for any legal purpose, including home improvement


📌 Best for: Homeowners with good equity but locked into a great first charge rate
💡
Tip: Rates may be higher, but flexibility is key


🧮 Real-World Example


Emma bought a 3-bed fixer-upper in Brighton for £310,000. It needed £60,000 of work.


  • Her broker arranged a bridging loan of £85,000 to cover both the refurb and some holding costs.
  • The project took 5 months, and she refinanced onto a buy-to-let mortgage at the new £415,000 valuation.


💰 Net uplift: £40,000 equity after costs.


✅ How Willow Can Help


At Willow Private Finance, we regularly arrange renovation finance across:


  • Residential refurbishments
  • HMO conversions
  • Buy-to-sell projects
  • Energy upgrades to boost EPC ratings


With access to the whole of market, we’ll find the right structure—remortgage, bridging, second charge, or green loan—to match your plans.


📞 Want Help Navigating Today’s Market?


Book a free strategy call with one of our mortgage specialists.


We’ll help you find the smartest way forward—whatever rates do next.



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