Yes, it is possible to remortgage to consolidate debt if you have enough equity in your home and a lender approves the additional borrowing. You replace your current mortgage with a larger one and use the extra funds to repay unsecured borrowing such as credit cards, personal loans or overdrafts.
Mortgage rates are often lower than rates on unsecured credit, so consolidation can reduce monthly outgoings. But a lower monthly payment does not automatically mean a lower overall cost. Stretching debt over a much longer mortgage term can increase the total interest paid, and unsecured borrowing becomes debt secured against your home.
How remortgaging for debt consolidation works
Suppose your home is worth £300,000 and you owe £180,000 on your mortgage. If you also have £20,000 of unsecured debt, you might apply for a new mortgage of around £200,000, plus any fees you choose to add to the loan. If approved, the extra borrowing can be used to clear the debts.
This is sometimes described as a debt consolidation mortgage, although it is usually a standard remortgage with additional borrowing. The lender will assess your income, spending, credit history, property value and the amount you want to borrow.
Equity alone is not enough. The lender must also be satisfied that the larger mortgage is affordable. Borrowing more increases your loan-to-value ratio, which can affect the rates and products available.
Why the monthly payment can fall
Someone trying to remortgage debts may see a lower monthly commitment because the new borrowing is spread over a longer period. A credit card balance that might otherwise be cleared in three or four years could effectively be repaid over 15, 20 or 25 years if it is rolled into a mortgage.
That difference in term matters. A lower interest rate can help, but a long repayment period gives interest more time to accumulate. Compare the total amount repayable over the realistic term, not just the first monthly payment. Our guide to mortgage interest and repayments is a useful internal reference at this stage.
The main risk: turning unsecured debt into secured debt
Credit cards and most personal loans are unsecured. Your home is not directly pledged against them. A mortgage is secured on your property, so using mortgage borrowing to clear unsecured balances changes the nature of the risk.
If you later struggle to keep up with the mortgage, your home can ultimately be at risk. That is why secured debt consolidation should not be treated simply as a way to make several payments disappear. The debts are moved into a different form of borrowing, not erased.
It is also worth asking why the balances built up. If the underlying issue is an ongoing gap between income and spending, clearing the cards without fixing that gap can leave you with a larger mortgage and new card balances later.
Costs to check before you remortgage
The interest rate is only one part of the calculation. Depending on your existing mortgage and the new deal, you may face an early repayment charge, product fees, valuation costs, legal costs or broker fees. Check every fee rather than assuming it is included.
Timing matters too. If your current fixed or discounted deal is close to ending, waiting until an early repayment charge expires could change the numbers. Our guide on when to remortgage can help you think through the timing of a switch.
Also consider how much equity will remain after borrowing more. Moving into a higher loan-to-value band can reduce your choice of competitive deals and may make future remortgaging harder.
A practical way to compare the decision
Imagine a homeowner has £18,000 spread across two credit cards and a personal loan, while their mortgage has 17 years left. A remortgage could reduce the combined monthly payments, but adding the full £18,000 to a 17-year mortgage means that balance may remain outstanding far longer than the personal loan would have done.
Instead of asking only, “How much will I save each month?”, compare the new monthly mortgage payment, the total cost of the extra borrowing over the mortgage term, and the cost of clearing the unsecured debts on their existing schedules. Then add remortgage fees and any early repayment charge.
It can also be sensible to compare alternatives such as a shorter-term personal loan, an appropriate balance-transfer deal, overpayments from surplus income, or free debt advice if repayments are already becoming difficult. Our guide to ways to release equity from your home is another useful internal comparison point.
When a debt-consolidation remortgage may be difficult
Approval is not guaranteed. Options can narrow if your income has fallen, your credit record has deteriorated, your property value has dropped, you already have a high loan-to-value ratio, or the lender decides the increased mortgage would not be affordable.
Recent missed payments can also affect the products available. Even if a lender will offer a mortgage, the rate may be higher than expected, which can weaken the case for consolidation.
Questions to ask before going ahead
Before committing, confirm which debts will be repaid, whether any balances will remain, how long the extra borrowing will run, and what the mortgage could cost after the initial deal ends. Consider whether you can shorten the term or make permitted overpayments without putting pressure on your monthly budget.
If you are already struggling to meet payments, getting free, impartial debt advice before securing more borrowing against your home can be especially valuable. The aim should be a sustainable repayment plan, not simply a smaller payment this month.
Frequently asked questions
Can I remortgage to pay off credit cards?
Potentially, yes. Some lenders allow additional borrowing when you remortgage, and the funds can be used to clear credit-card balances. Approval depends on affordability, equity, credit history and the lender’s criteria.
Does consolidating debt into a mortgage improve my credit score?
Not automatically. Repaying existing accounts can change your credit profile, but a remortgage is new borrowing and lenders consider many factors. Your credit score should not be the main reason to secure unsecured debt against your home.
Can I borrow more than my current mortgage when remortgaging?
Yes, if the lender agrees to additional borrowing and the total mortgage meets its affordability and loan-to-value requirements. The extra amount can sometimes be used for debt consolidation or other permitted purposes.
Is debt consolidation through a remortgage always cheaper?
No. The interest rate may be lower, but a longer repayment term and remortgage fees can make the total cost higher. Compare total repayment costs, not just the monthly figure.
Conclusion
Remortgaging can consolidate unsecured debts into one payment and, for some homeowners, improve monthly cash flow. The trade-off is significant: you may repay the debt for longer, pay more interest overall, reduce your equity and turn unsecured borrowing into debt secured on your home.
Before deciding, compare the full cost of the new mortgage with the realistic cost of repaying the debts separately, include every fee, and make sure the underlying budget works after consolidation. A cheaper-looking monthly payment is useful only when the longer-term numbers and additional risk also make sense.